SUMMARY:

• Accomplished IT/Telecom Professional with a solid wireless/Telecom experience spanning over 15 years looking to build a career in a challenging - collaborative-innovative Technology-Cyber security environment. Will exercise acquired technical and leadership skills to effectively contribute in areas of Systems Engineering disciplines, including Research & Innovations in Spectrum Sharing Techniques, Radio Access Network(RAN) Planning and Design, Network Deployment, Optimization, Operation and Expansion of new/existing wireless networks. Will provide Professional Engineering Services to leading equipment vendors, Government-Defense, Public Safety- Confidential, and Commercial Wireless Operators in the globe. Will contribute in developing instrumental Strategies and Roadmaps paving the way to effectively plan, deploy, launch and optimize The Next Generation of Enh Confidential ed Mobile Broadband Communications(eMBC), Massive Machine Type Communications and Ultra Reliable Low latency Communications(URLLC), including 5G(mmWave, Beam forming and Massive MIMO systems), 5G-NR(New Radio), C-RAN(Cloud/Virtual Radio Access Networks), IoT(Internet of Things/Everything), M2M(Machine To Machine) and Wi-Fi and Vehicular communications Networks.Proven experience in Strategic Radio Planning/Design, Implementation and Expansion of wireless networks. Profound knowledge of TDMA, CDMA and OFDMA access techniques. Expertise in LAB and Field testing and optimization of Communication Systems by performing prototype modeling and simulation activities in 2G (GSM, CDMA) systems as well as 3G/4G/5G technologies, including CDMA2000/EVDO, WCDMA/UMTS, Long Term Evolution (LTE), VoLTE, Small Cells, WiMAX 802.16 and Wi-Fi 802.11xx.
• Solid RF Experience in Mobile Wireless Sector with proven track record of accomplishments. Extensive consulting experience with Top US Wireless Operators in Tier 1 Top US markets including New York, Washington DC, Los Angles, Seattle, San Fr Confidential isco, Chicago, Las Vegas, Charlotte, Detroit and More. Successfully served as an LCC RF Engineer for 8 years, 6 years with WFI as a Senior Principle engineer.
• 12 years experience in area of Radio Spectrum Engineering/Management; Electro Magnetic Theory and Compatibility; RF Interference Detection, Prevention and Mitigation.
• In depth knowledge of Propagation Theory and RF signals modeling, Link Budget Analysis, Coverage analysis and RF Interference Theory.
• Hands-on experience in working diligently with cross-functional groups including Site Acquisition and Zoning Teams to select and assess candidate sites for viability and adherence to RF Design objectives.
• Experienced in attending and testifying in Zoning Hearings with regard to standards governing RF safety compli Confidential e. Skilled in preparing site/antenna design configurations, and detailing site parameters to allow for rapid construction and equipment installation.
• Practical experience with field measurements techniques, drive test data collection, drive test data analysis and Propagation Prediction Model Tuning procedures.
• In depth-Hands-on experience with Wireless Systems Implementation/Integration, and RF Optimization through troubleshooting, systems drive testing and proper Parameters Selection and Tuning.
• Practical experience with Telephone Traffic Engineering for Voice & Data services, and Capacity Planning to maintain a good network Grade of Service (G.O.S)
• Hands-on experience with Manual and Automatic Frequency Planning (AFP) processes required to maintain acceptable C/I, SNR, CINR, and SINR to achieve optimal network quality and improved system perform Confidential e.
• Profound knowledge of BSS System Architecture and RF Subsystems including BTS, Node B, BSC, RNC MSC, eNode-B and EPC. Good understanding of the Fixed Network, Transport and Interconnect backhaul systems including call flow and routing through Iu-B, Iu-CS, Iu-PS, Iu-R interfaces using T1/DS1, T3/DS3, OC-n, ATM, SONET, TCP/IP Protocols as well as IMA configurations and SS7 Signaling.
• Experience and strong knowledge in BTS/NodeB hardware including TX-RX-RAX Radios, RX-AIT, Couplers, Filters, Amplifiers (PA/MCPA/SCPA/LNA/TTA/TMA/MHA), Combiners(Hybrid/Cavity), Duplexers, Diplexers, Bias-T, RET, Connectors, Feeders and Antenna. Also, knowledge of e-NodeB, RRU and Fiber based Equipment.
• Familiarity with FCC filing procedures and regulatory issues including Certification of telecommunications sites with FCC mandated RF emissions guidelines for human exposure as well as Airspace analysis to ensure compli Confidential e with FAA.
• In-depth knowledge of GSM and CDMA Network Perform Confidential e Improvement (NPI) processes to optimize the system’s Key Perform Confidential e Indicators (KPI).
• Strong theoretical and practical knowledge of Confidential UMTS & LTE systems and optimization.
• Very good understanding of Confidential (ALU), Ericsson, NOKIA-SIEMENS(NSN) and Confidential ’s LTE/HSPA equipment/Networks.
• Knowledge and practice of OSS/OMSTAR, UTRAN/eUTRAN tools: Configuration Management, Perform Confidential e Management, Fault Management, Radio Access Configuration tools, Optimizer, Reporter, MML commands, Prospect, Business Object and Optima. Familiarity with ALEX and HEDEX library systems.
• Strong IP networking protocol knowledge and Solid understanding of TCP/IP, UDP, IGMP, QoS, IP Switching and Routing (Layer 2 & 3 protocols).
• Deep knowledge of 802.11 protocol both Confidential the physical and MAC layer. Solid working experience with 802.11a/b/g/n/ac standards in the 2.4 and 5GHz bands.
• Hands-on Experience in developing and implementing Small Cells Solutions, including Femtocells, Microcells, Pico cells and Microcells. Deployed Repeater Systems using Bi-Directional Amplifier (BDA) and Donor antennas. Successfully enh Confidential ed Wireless service for various operators by deploying Fiber based iDAS and oDAS Distributed Antenna Systems using COMSCOPE/Andrew, Corning/Mobile-Access, Tyco Electronics/ADC/LGC, POWERWAVE, SOLID, RF WINDOWS and Confidential -AGISSON equipments.
• Hands-on Experience with planning, testing and deployment of Next Generation Networks (NGN), including LTE, EPC, IMS and VoLTE Integration.
• Knowledge and practice of SDN (Software Defined Networks) and Networks Functionality Virtualization (NFV) .

TECHNICAL SKILLS:

Hardware & Software Planning Tools: Proficient in MS office Suite Excel, Word, Access, PowerPoint. MS Project. MS SQL databases. RF Planning, Design & Propagation Prediction tools ANET, PlaNet2.8, dB Planner, NP Workplace (micro cell planning tool), Wizard, Odyssey, Cell Opt AFP/ACP, ENTERPRISE - ASSET3G, Radio plan ACP, Optimi ACP, PlanetEV, Forx ATOLL.

RF Optimization and Network perform Confidential e tools: CMA, Agilent E6474A - Nitro, Grayson, Ericsson TEMS, DeskCat, Actix Analyzer, PN scanner, SAFCO, QUALCOMM CAIT, Lucent MDM, OPASS32, MapInfo

Statistical & Perform Confidential e Trending Tools: Business Object, WATCHMARK/Prospect, SENSR, METRICA.

OS\Scripting: SHELL-MOSHELL, Linux, Python.

LTE & UMTS Drive test tools: TEMS INVESTIGATION, JDSU-E6474, XCAL, Comarco, Clarify, Keysight Nemo PCTEL Scanner, Spectrum Analyzer, Oscilloscope, handy, Rhodes And Schwarz, Invex 3G.

LTE & UMTS Post processing tools: Actix Analyzer, Actix Spotlight, OPTPCS, eDAT, CLARIFY Analyzer, Keysight Windcatcher.

PROFESSIONAL EXPERIENCE:

Confidential

Principal New technology/ IoT Strategist/Advisor

• Provide technical leadership for the development and integration of new IoT technologies and systems.
• Develop overall strategy, policy, and roadmaps for IoT in alignment with customer’s mission across multiple Verticals, including Industry, Entertainment, Energy, Security, eHealth, Smart Cities, etc…
• Evaluate and prototype innovative technologies and concepts with IoT and related technologies.
• Develop security frameworks and enterprise architecture for IoT
• Full lifecycle of IoT Planning, Design and Deployment including Sensors/Gateways selection, Access Technologies of choice, Cloud Platforms, Data Storage, Compute and Analytics.
• Lead the coordination of various device provisioning, commissioning, and remote device management layers.
• Develop a strategy for the design for IoT technologies and systems
• Lead Use cases development and Proof of Concepts of IoT technologies to demonstrate conceptual operation and assess technical feasibility of various IoT scenarios in designing IoT systems with a working knowledge of related infrastructure.

Confidential

Sr. 4G-LTE/ 3G-CDMA/EVDO Optimization Consultant

Responsibilities:

• Sr. 4G-LTE/ 3G-CDMA/EVDO Optimization Consultant responsible for Perform Confidential e investigation and characterization of CSPIRE 4G-LTE/CDMA 1X-EVDO networks in various aspects ranging from EPC-Core, eNode-B, RAN, User Equipment and subsequent Voice/Data applications. Contributive Member of the Perform Confidential e Improvement Team responsible of the Day-to-day Testing and Operation of clusters in the South Markets, which included Alabama, Florida, and Mississipi.
• Exercised practical experience in developing Systems engineering processes as applied to Telecommunications networks and specifically to high speed broadband multimedia (Voice-Data-Video) wireless communications systems(3G-CDMA and 4G-LTE). Participated in the complete acquisition and delivery of state of the art communication networks from various wireless OEMs (Ericsson/Nokia). Established project plan and objectives, conducted the associated Technology assessment and development. Established the design framework of the overall system, and participated in the deployment, testing and optimization of the network.
• Conducted E2E (end to end) perform Confidential e investigations of CDMA/ LTE networks with emphasis on verifying proper integration and interworking between Intra/Inter 3GPP and 3GPP2 networks. RF Optimization Layer 3 analysis of various LTE and CDMA call scenarios. Drive Test and OSS (operation Support System) based Troubleshooting involving the use of various complex data collection and post-processing tools (JDSU- TEMS-NEMO-WINDCATCHER) to verify and assess the combined perform Confidential e of CDMA/LTE networks.
• Parametric and Statistical based Optimization through the use of various platforms such as JIRA Trouble tickets Management, ERICSSON Operational Support System (OSS) -Ericsson Perform Confidential e Portal (EPP), CACP- RFWEB, Per Cell Measurements Details (PCMD) to fine tune the 2 networks.
• NOCC ALARMS review and clearing in OSS; Trouble Tickets coordination with NOCC, Golden Parameters audit and alignment; STATISTICS/KPI trending review and Analysis used as a basis for identifying and proposing solutions to address root cause problems such as Access Failures, Call Drops, Low DL-UL Throughput, RTT lengthy delays, RWTP-RSSI issues, and other critical deficiencies within the network. Further work activities for specific clusters involved making Parameters and Tilts recommendations to reduce interference, improve coverage, increase throughput, and ultimately turning all Essential KPIs "GREEN" within each released cluster, before subsequent submission to CSPIRE for final review and approval.
• Conducted daily review of overall Network Perform Confidential e Reports. Detection and identification of NODES with perform Confidential e degradation issues. Review and optimization of Cell Sites through a thorough analysis of LTE parameters and KPI (Key Perform Confidential e Indicator) counters, and associated call scenarios.
• Applied the laws of Electro Magnetic Theory and radio Wave propagation throughout the Small Cell-DAS deployment process, to test and detect Inter/intra systems Interference in various bands (700/1900 MHz) used for RF Transmission in Small Cells and Macro Sites. Applied acquired RF expertise to plan and develop necessary mitigation techniques to locate and address source of harmful interference geared on decreasing dropped calls, maximizing SINR and increasing data throughput in the network.

WorldLink Consultant

Confidential

Responsibilities:

• Ensuring seamless 4G-LTE, VoLTE and WiFi Coverage across the entire length and breadth of the cities as well as adjoining sub-urban, rural areas and highways/railways.
• Maximizing HSI (High Speed Internet) data throughputs in the Dense Urban and Urban areas of cities by minimizing overlaps, overshooting cells and thereby minimizing interference and increasing SINR.
• Analyzing Drive Test Data, and performing the last level of fine-tuning / fine optimization to iron out any issues which were missed out in coarse optimization due to lack of data or incorrect data.
• Test Tools Equipment Acquisition, Assessment/Evaluation and Deployment
• Equipment Vendors Assessment and Evaluation.
• Small Cells - IBS(In-Building Systems) and WiFi Guidelines Development
• Program management function that will manage the planning, coordination and execution of the project from a technical subject matter expertise.

Confidential

Lead Citywide In-Building RF Engineering and Testing Engineer

Responsibilities:

• Full responsibility in Citywide In-Building test planning, test execution, data acquisition/analysis.
• Conducted the site survey and testing process for Public Safety, Wi-Fi and Commercial Cellular carriers in the District, and Report generation for each survey.
• Coverage/Service levels improvement through WiFi enh Confidential ement, Distributed Antenna Systems (DAS) deployment for Public Safety LMR P25, 3G-UMTS, 3G-CDMA and 4G-LTE for Commercial Cellular carriers.
• Citywide In-Building Wireless Distributed Antenna Systems (DAS) Deployments, including Systems Designs utilizing IB-wave DAS software for small, medium and large complex campus and Corning Mobile Access Neutral Host solutions.
• Working with vendors through the Installation, testing and commissioning of DAS RF repeaters and Public Safety BDA products.
• 4G-LTE Technology Assessment, Evaluation and in relation to Public Safety and future Confidential deployment.
• Provided Citywide RF Engineering Support with regard to Confidential, specifically, high-level technical guid Confidential e in the initial plan, design, Capacity projections and configuration of the High Speed, Broadband Radio Communication System.
• Participated in the Citywide New Technology Innovation Initiatives with regard to IoT, Big Data and Cloud Computing.
• Acquired, Tested and evaluated all Wi-Fi/Cellular Test Tools Equipment including AIRMAGNET - iBWAVE - NEMO - WINDCATCHER before delivery to production.
• Worked in engineering and implementation of public safety communications and Dispatch systems including P25 Digital/Analog trunked and conventional radio systems, wireless data networks and backhaul microwave networks.
• Interfaced with clients, service vendors, and department support associates in evaluating and escalating problems as necessary to resolve public safety equipment problems.

Confidential

Sr. 4G-LTE/ 3G-CDMA/EVDO Optimization Consultant

Responsibilities:

• Sr. 4G-LTE/ 3G-CDMA/EVDO Optimization Consultant responsible for Perform Confidential e investigation and characterization of SPRINT's Multi-Band 4G-LTE/CDMA 1X-EVDO networks in various aspects ranging from EPC-Core, eNode-B, RAN, User Equipment and subsequent Voice/Data applications. Contributive Member of the Perform Confidential e Improvement Team responsible of the Pre-LaunchTesting and Post Launch Optimization of The Multi-Bands/Multi technology clusters in the South Markets, which included South Carolina, Georgia, GA-SC Coast and Myrtle Beach.
• Investigative E2E (end to end) perform Confidential e of CDMA/ LTE networks with emphasis on verifying proper integration and interworking between Intra/Inter 3GPP and 3GPP2 networks. Drive Test based Troubleshooting involving the use of various complex data collection and post-processing tools (JDSU-TEMS- eDAT) to verify and assess the combined perform Confidential e of CDMA/LTE networks. Parametric and Statistical based Optimization through the use of various platforms (NPO, Transcend, YOHO, and NCV, SAM) to fine tune the 2 networks.
• ALARMS review and clearing; Golden Parameters audit and alignment; STATISTICS/KPI trending review and Analysis used as a basis for identifying and proposing solutions to address root cause problems such as Access Failures, Call Drops, Low DL-UL Throughput, RTT lengthy delays, and other critical deficiencies within the network. Further work activities for specific clusters involved making Parameters and Tilts recommendations to reduce interference, improve coverage, increase throughput, and ultimately turning all Essential KPIs "GREEN" within each released cluster, before subsequent submission to SPRINT for final review and approval.
• Supported new site builds deployment and modifications, re-homes, DAS Systems and other network changes and also supported the design, implementation and testing of Indoor and Outdoor DAS wireless communications.

Confidential

Sr. 4G-LTE & VoLTE Deployment Consultant

Responsibilities:

• Sr. VoLTE Testing and Perform Confidential e Engineer, responsible for Pre-launch and Post Launch of VoLTE (Voice over LTE) Services in the Washington-Baltimore market (2014). Conducted End to End System testing and Network Perform Confidential e Optimization activities in preparation of the VoLTE Deployment throughout the market.
• Worked in conjunction with the Regional and National Engineering teams to deploy, Test and successfully activate VoLTE related features, which included DRX (Discontinuous reception), RoHC (Robust Header Compression), VoLTE Packet Prioritization through QoS and QCI, Semi Persistent Resource allocation for VoLTE calls through eNoDE-B Dynamic Scheduler, as well as Link Adaptation and HARQ / TTI Bundling to impact Packet Loss and reduce RTP Payload Delays.
• Conducted a successful VoLTE/LTE Parameters audit and verification to ensure full and proper parameter configuration and integrity for both LTE/VoLTE as well as all newly activated features within the OSS.
• Successfully conducted a Full Scope Protocols Analysis IMS-SIP-VoLTE and all 3GPP Layers, and effectively monitoring and managing End to End VoLTE Calls and correlating Control Plane and user Plane.
• Conducted a Multi-Dimensional Analysis of MAIN KPI Metrics through a Summary Report and a Real Time Visibility and geographic analysis of the overall perform Confidential e of the Network. Quickly identify the magnitude of having the most significant impact on specific KPI being assessed and evaluated and further conducted an impact Analysis and detailed diagnostics of the Network to quickly and accurately characterized root cause of VoLTE Perform Confidential e related problems.
• Conducted a Multi-dimensional analysis for prioritization of issues having the greatest customer impact. KPI analysis for effective triage and fault isolation. Drill down, integrated and detailed diagnostics for Root cause Analysis and further troubleshooting.
• End to End Packet Testing Analysis for VoLTE Calls flowing through the E-UTRAN and Evolved Packet Core Nodes and interfaces, including RRC, NAS, S1-MME, S1-U, EPC (S5/S8 GTP-based), SGW, PGW, S6a, S11, Rx, N, Gn/Gp, Gb, Gr, Gx, Sy, Rx.
• Verified and optimized the unified LTE/IMS/VoLTE Service through End-To-End Testing and troubleshooting of the various Signaling and Traffic Protocols involved in the process, including SIP, DIAMETER-RADIUS, DNS, RTP-RTCP, H323.
• Conducted VoLTE Voice Quality Test (R-Factors MOS Call Quality that combines Packet Loss, Jitters and Delay from RTP to ensure the accuracy of Voice quality throughout the call.
• Conducted Real Time Measurement and Testing for High Definition Wideband (HD WB Voice & AMR-Codec) with the SAMSUNG Garda SH-T339 LTE/HSPA/UMTS/GSM, and generated associated POLQA (Perceptual Objective Listening Quality Analysis) Assessments SCORES through TEMS Drive Test Data and Actix ONE Post processing.
• Conducted Troubleshooting activities to address Failures and issues related to e-NODE-B, EPS & IMS Nodes, which included HSS, PCRF, P-CSCF, I-CSCF, S-CSCF, AS, PDN, MGW, MGCF along with associated IP Protocols including Diameter, SIP, RTP, RTCP, UDP, etc
• Successfully tested the Mobile's Way to SIP (Session Initiated Protocols) METHODS, i.e.: REGISTER, SUBSCRIBE, NOTIFY and other SIP and CODES involved in VoLTE sessions, including Signaling and negotiation of voice preferences, Default/Signaling/Dedicated Bearers assignments throughout the IP Multi Media System(IMS).
• Analyzed VoLTE Drive Test data collected with TEMS, generated a Summary VoLTE KPI Report which included the following metrics: VoLTE Call Setup Success Rate, VoLTE Call Drops, LTE SRVCC Handover to UMTS, LTE Redirection to UMTS, VoLTE POLQA Scores DL/UL, VoLTE RTP Packets Loss, VoLTE Jitters, and all other related SIP events Successes/Failures, including SIP-REGISTER, SIP-INVITE, SIP- ACK, SIP- BYE, SIP-PRACK, Demodulation and Resource Block Allocation Analysis.
• Prepared TILTS and parameters recommendations to help eliminated VoLTE Access Failures /Drops, Jitters, Packet Loss, Low POLQA Scores, etc so to improve the overall perform Confidential e of the newly deployed VoLTE Service in the market.
• Proactively identified and resolved issues and problems having the greatest impact with regard to the overall LTE and VoLTE experience of Confidential 's customers in the Greater Washington-Baltimore market.
• Sr. 4G-LTE Testing and Perform Confidential e Engineer, responsible for Pre-launch and Post Launch of The LTE Optimization activities in the Washington-Baltimore, Hampton Roads, Norfolk and Virginia Beach markets. Conducted System testing and Network Perform Confidential e Optimization in fully deployed LTE clusters in preparation of the Confidential commercial launch of 4G-LTE cellular services in the aforementioned markets.
• Analyzed Confidential 's perform Confidential e requirements, and developed benchmarks, test plans and test cases to validate each of the defined Key Perform Confidential e Indicators (KPI).
• Acquired all drive test equipment, including TEMS and Samsung UE's and other means of measurement to identify and isolate root causes for perform Confidential e degradation and existing bottlenecks in the LTE network.
• Conducted all optimization activities network optimization to improve customer experience, with a strong emphasis on network Accessibility, Call Retain ability, Mobility Management, Session Management, X2/ S1 Signaling, PS and CSFB Calls, and Inter-Radio Access Technology (IRAT) handovers (LTE to HSPA and HSPA to LTE).
• Analyzed TEMS data looking Confidential perform Confidential e metrics figures such as PUSCH/PDSCH Physical & RLC layers Throughputs, MCS( Modulation and Coding Scheme), Rank indicator(RI), CQI, HARQ, RB Usage, PUSCH/ PDSCH BLER and RACH Initial TX Power; all in relation to RSRP, RSRQ, CINR and MIMO perform Confidential e fluctuations in various parts of the defined clusters.
• Led the troubleshooting efforts by running multiples diagnostics on 4G Radio Access Network which helped to indentify and fix problems in the field during LTE Network Testing. This included addressing issues in less than desirable Throughput, Latency Delays, and Packet Loss, PS Dropped calls, CSFB voice calls successful completion and 3G HSPA/4G-LTE IRAT Handovers. Analyzed drive test data and call trace logs collected through network analyzer and probes/taps throughout the network in order to determine the root cause of KPI failures issues in relation to 3GPP specifications.
• Tested and managed effect of RAN perform Confidential e parameter changes. Communicated major road blocks Confidential . Provided technical support to ensure successful issue resolution with Confidential .
• Conducted Detail analysis of all radio parameters, analyzed LTE network traffic and Capacity, and Developed test plans to evaluate new features and determine optimum translation settings.
• Troubleshooted isuues related to DL/UL LTE to UMTS Traffic Leakage, identified Top Offenders Cells and provided recommendations for mitigation through proper LTE and UMTS mobility parameters re-allignment.

Confidential, Denver, CO

Solutelia Senior In-Building Solutions Consultant

Responsibilities;

• Senior In-Building Systems Consultant, member of the Confidential's Confidential responsible for Small Cells Technologies and In-Building DAS Systems designed to enh Confidential e the Voice/Data coverage and Capacity in high traffic venues throughout Confidential Wireless Network in the States of Utah, Colorado, Arizona and New Mexico.
• Successfully led the Planning Deployment and Optimization efforts for multiple Small Cells and In-Building projects in the region for Enterprise Venues, Vertical markets, including, Healthcare, Universities, Stadiums through coverage improvement and capacity driven Microcells, Picocells, Femtocells, Metrocells, Dedicated and Neutral Host Indoor and Outdoor Distributed Antenna Systems (DAS ).
• Conducted the Design phase DAS activities including Site Survey, Initial Site Walk Test with TEMS Pocket HTC, iBWAVE predictive simulations and subsequent System's dimensioning.
• Carefully selected RF and DAS equipment, generated the Link budget for each antenna, and prepared the corresponding Plumbing/RFDS diagrams to be used in deployment phase.
• Assembled the Build of materials (BOM) package, and worked in coordination with CE (Construction Engineering) Team during the Construction phase activities, including equipment Installation, Commissioning and Integration.
• Coordinated the RF Validation of DAS projects including Link Budget approval, Antenna Validation, Parameters Reviews, and NL Audit and Integrity.
• Led the DAS RF Optimization through the Conditional Accept Confidential e Process by fine Tuning the DAS System's gains and required attenuations to bal Confidential e the system, establishing proper Link Budgets and mitigating PIM and Interference. Performed analytical and investigative studies with regard to Parameters changes, UL RSSI and Noise Rise, CPICH adjustments and UL/DL power adjustments.
• Accessed and analyzed systems perform Confidential e and diagnostic metrics including Call Accessibility, Retainability and PC Data Throughput, and their supporting statistical data and logs from various infrastructure nodes using the OPTIMA Statistical Tool, therefore compiling the most effective KPI functionality in the market, which enabled a complete understanding of the current and past perform Confidential e of the DAS wireless network.
• Completed DAS projects in hotels, resorts and stadiums venues, which contributed in enh Confidential ing coverage, improve quality of service, reduce churn and increase revenue in the markets.

Confidential, Bellevue, WA

Senior 4G-LTE Consultant

Responsibilities:

• Senior 4G-LTE engineer member of the Network Evolution and Strategy Group responsible for benchmarking the 4G-LTE network, and developing the LTE optimization Guidelines, Test Cases and Procedures to be deployed in various Confidential US markets.
• Conducted System testing and validation in fully deployed LTE clusters in Bellingham, WA and Concord, CA in support and preparation of the Confidential commercial launch of 4G-LTE cellular services. Coordinated the engineering efforts in relation to developing, conducting and maintaining a test and analysis environment suitable to execute essential tasks to optimize RF clusters in defined areas respectively using NOKIA- SIEMENS and ERICSSON RAN equipments.
• Analyzed Confidential 's perform Confidential e requirements, and developed benchmarks, test plans and test cases to validate each of the defined Key Perform Confidential e Indicators (KPI).
• Acquired all drive test equipment, including TEMS and QXDM, ZTE and Confidential data cards, and Nokia/ Samsung UE's and other means of measurement to identify and isolate root causes for perform Confidential e degradation and existing bottlenecks in the LTE network.
• Conducted all optimization activities with a strong emphasis on network Accessibility, Call Retain ability, Mobility Management, Session Management, X2/ S1 Signaling, PS and CSFB Calls, and Inter-Radio Access Technology (IRAT) handovers (LTE to HSPA and HSPA to LTE).
• Analyzed TEMS data looking Confidential perform Confidential e metrics figures such as PUSCH/PDSCH Physical & RLC layers Throughputs, MCS( Modulation and Coding Scheme), Rank indicator(RI), CQI, HARQ, RB Usage, PUSCH/ PDSCH BLER and RACH Initial TX Power; all in relation to RSRP, RSRQ, CINR and MIMO perform Confidential e fluctuations in various parts of the defined clusters.
• Led the troubleshooting efforts by running multiples diagnostics on 4G Radio Access Network which helped to indentify and fix problems in the field during LTE Network Testing. This included addressing issues in less than desirable Throughput, Latency Delays, and Packet Loss, PS Dropped calls, CSFB voice calls successful completion and 3G HSPA/4G-LTE IRAT Handovers. Analyzed drive test data and call trace logs collected through network analyzer and probes/taps throughout the network in order to determine the root cause of KPI failures issues in relation to 3GPP specifications.
• Tested and managed effect of RAN perform Confidential e parameter changes. Communicated major road blocks Confidential . Provided technical support to ensure successful issue resolution with Confidential .
• Conducted Detail analysis of all radio parameters, analyzed LTE network traffic and Capacity, and Developed test plans to evaluate new features and determine optimum translation settings.
• Conducted The Confidential Device Testing to mimic user's experience under varying RF conditions, including Stationary and Mobility Testing in STRONG, MID and POOR RF environments.(based on RSRP, RSRQ, CINR and CQI Levels).
• Conducted UE device testing for Confidential, performing under IP, FTP, HTTP and UDP protocols for Web Browsing response time, File Upload/Download speeds, U-Tube Video Streaming reliability, PANDORA Radio listening consistency, SKYPE Telephony voice quality, etc Processed data and generated perform Confidential e statistics and results to be presented to upper management.
• Developed the 4G-LTE Technical Guidelines to ensure that all optimization methods and procedures are followed correctly, and optimization plans are implemented in line with T-Mobile's specific goals and objectives.

Confidential, Herndon, VA

Senior Quality Assur Confidential e Testing Engineer

• Senior Testing Engineer, member of a collaborative Quality Assur Confidential e team responsible for the End to End testing of The Confidential Public-Community Access, designed to enh Confidential e the customer experience, improve data transport economics by off-loading from 3G/4G partner networks, and expanding wireless coverage to all subscriber devices, and leverage this network asset to gain broader coverage across partner networks, which resulted in the successful delivery of quality Wi-Fi products and services to TWC customers using associated Wireless Client platforms including Windows XP, Windows 7, MAC OS 10.6, iOS 5, Android 2.x, etc
• Supported the Design, deployment, configuration, testing, troubleshooting and debugging of the WiFi network whose Architecture consisted of several modules including the The Access Network ( Access Points plus the underlying backhaul transport (DOCSIS, Ethernet, PON, etc.), along with supporting controllers and tunnel terminations), The Aggregation module which aggregates all of the Access Networks onto a common routing and switching platform, The Subscriber Policy Management/Enforcement and Control supported in the AAA, LDAP Schema designed to manage all subscribers and device relationship, and The Content Network which is the ultimate destination for which the WiFi user has purchased the service.
• Identified business testing requirements. Developed and advocated a test strategy which emphasized Wi- Fi Protocol testing and QA testing standards and processes in support of wireless products and services to be delivered via Wi-Fi radios and a core network, including Functionality, System, Regression, Accept Confidential e, Stress, Perform Confidential e and Scalability Requirements.
• Supported the deployment, testing and accept Confidential e of Confidential, Ruckus and Cisco Access Point as essential part of the WiFi infrastructure to support wireless products and services to be delivered via Wi-Fi. Designed and configured Core IP infrastructure to test the new Access Points which included qualification of Wi-Fi Core network elements comprising the AAA, LDAP, Load Bal Confidential ers (A10), and Cisco based routers, aggregators and ISGs.
• Integrated Wi-Fi access point radios and the core network elements with the Cisco ASR 1004 running the ISG and the Lawful Intercept feature set, Cisco ASR 1004 running the Network Address Translation (NAT) and IPSec, Cisco 7201 (LNS) running L2TP features, DHCP servers delivering TFTP / SNTP/ DNS and Cisco Catalyst 4900M switching fabric aggregating the entire Wi-Fi complex.
• Developed a testing strategy and a test plan, emphasizing on end to "Core" network elements to verify Remote Authentication Dial In User Service (RADIUS) message stack, Subscriber Policy Management supported in the AAA, LDAP Schema managing the subscribers and device relationship, and the Load Bal Confidential ers providing an even distribution of authentication traffic across all the AAA to prevent and protect against authentication storms. Reconfigured AAA, Load Bal Confidential ers and OMA-DM platforms from the Mobile Network Core - MCN1.0 to support Wi-Fi Access Point features and services.
• Executed test cases/scripts using networking tools VeriWave, Chariot, Iperf any traffic generators, wireless monitors, Adept WFA, AP-tester and Wireshark, and accurately & concisely reported both progress and defect status.
• Conducted IP Layers Analysis and network protocol layers assessment using network analysis tools such as Sniffer, EtherPeek, EtherReal, OmniPeek, Airopeek, and Wireshark.

Confidential

Lead LTE Deployment and Optimization Engineer

Responsibilities:

• 4G R8-LTE PROOF of CONCEPT/Accept Confidential e Testing & Service Delivery for Bell Mobility in Canada Equipment Vendor: Confidential
• Prime 4G-LTE engineer responsible for planning, monitoring and supervising the work product of a team of RF engineers conducting and validating the Bell's PROOF Of CONCEPT project throughout various markets in Canada, in support of the Bell Mobility commercial launch of 4G-LTE cellular services.
• Led and coordinated all engineering efforts in relation to developing, conducting and maintaining a test and analysis environment suitable to execute essential tasks to optimize RF clusters in POC defined areas throughout Canada. Supervised a team of RF Engineers, Optimization Engineers, and Drive-Testers throughout the LTE deployment and optimization process including design and review of the LTE network, LTE Sites (Enode-B) Integration, Single Site Verification, Cluster Optimization, and LTE network launch. Ensure that Optimization Methods and Procedures are followed correctly, and optimization plans are implemented in line with Bell's specific guidelines and objectives.
• Analyzed customer requirements, and developed benchmarks, test plans and test cases to validate each of the 53 defined Key Perform Confidential e Indicators (KPI) in the MOU.
• Acquired drive test (NEMO-PCTEL-UE's) and Analysis (ACTIX, Windcather) tools and other means of measurement to identify and isolate root causes for perform Confidential e degradation and existing bottlenecks in the LTE network.
• Conducted spectrum clear Confidential e activities, prepared drive test routes and participated in e-NODE-B Call-P and integration testing, and ensured all entr Confidential e criteria were met before start of optimization activities.
• Reviewed and analyzed network elements, validated the interfaces, and conducted end-to-end LTE integration and testing of network elements, including functionality and interoperability of EPC/eNB/UE interfaces(X2,S1), mobile devices, eNodeB's, MME's, S-GW, P-GW, HSS/HLR, PCRF and routers.
• Led the troubleshooting efforts by running multiples diagnostics on 4G Radio Access Network which helped to indentify and fix problems in the field during LTE launches throughout several markets in Canada. This included addressing issues in Throughput, Latency Delays, and Packet Loss, PS Dropped calls, CSFB voice calls and 3G HSPA/4 G-LTE IRAT Handovers. Analyzed Drive data, logs call traces collected through network analyzer and probes/taps throughout the network in order to determine the root cause of KPI failures issues in relation to 3GPP specifications.
• Recommended applicable network changes in Data fill (Parameters, Antenna Tilts, Azimuths modifications, etc ) in order to improve areas with poor RF perform Confidential e (RSRP, RSRQ, SINR, CINR, Throughput, etc ).
• Monitored KPI's before and after configuration changes. Supported new LTE site planning and cell site build configurations.
• Conducted Pre-Commercial launch Optimization activities with a strong emphasis on network Accessibility, Call Retain ability, Mobility Management, Session Management, X2/ S1 Signaling, PS and CSFB Calls, and Inter-Radio Access Technology (IRAT) handovers (LTE to HSPA and HSPA to LTE).
• Ensured all optimization work met agreed-upon Key Perform Confidential e Indicator (KPI's) criteria by launch date as scheduled with Bell Mobility.
• Conducted end-to-end 2.6 GHz LTE field trials including Inter frequency Handovers from the AWS to 2.6 GHz bands.
• Participated in discussions with regard to LTE KPI definition and calculation formulae in ACTIX and WINDCATCHER. Interfaced with engineers from vendors (NEMO, PCTEL and JDSU) to support the LTE Accept Confidential e testing program.
• Optimized an integrated 4G LTE Radio system on the AWS spectrum and ensured successful interoperation with 3G-UMTS and partner's wireless networks ecosystems.
• Tested and managed effect of RAN perform Confidential e parameter changes. Communicated major road blocks with internal customers as well Bell Mobility. Provided technical support for Proof of Concept Accept Confidential e testing, and ensured successful issue resolution with Bell Mobility.

Confidential, Reston, VA

Senior Engineering Consultant

Responsibilities:

• Served as a Senior Wireless consultant and conducted large scale, mobile network planning & deployment projects in various Latin America countries, including Mexico, Brazil, Peru & Chile to meet the Wireless data growth trends, offering customers faster call setup time along with robust high speed data capabilities. In this major undertaking, assessed the introduction of new technology into large network environments, while focusing on broadband-centric High Power PTT (Push-To-Talk) applications to deploy a common converged mobile network that will strengthen 3G-UMTS services and enh Confidential e its 4G-LTE technology transition options. Within the same framework, used fundamental knowledge of wireless technology and Cutting-Edge Network Evolution Plan to bring fin Confidential ial benefit to NII by reducing deployment costs, but also by avoiding future expenses as wireless data traffic continues to grow.
• In this process, developed the UMTS design process and related KPI's, analyzed, and reviewed 3G technical requirements such as Link Budget including R99 CS, PS, HSDPA, HSUPA, RAN capacity and dimensioning using traffic mix (R99, CS, PS, HSPA), and interference analysis.
• Reviewed, analyzed, and validated third party vendor designs, including model calibration, coverage, capacity, and interference analysis.
• Assessed, analyzed, and validated Network Perform Confidential e KPIs for on air 3G UMTS networks. Ran, audited and validated proposed 3rd party vendors ( Confidential & NSN) RF designs using the Atoll RF planning tools.
• Performed vendor Management for 3rd party RF designs deliverables. Provided frequent high level and low level status reports documenting work progress. Reviewed and documented 3G RF design guidelines, processes, and procedures.
• Leveraging project management skills, successfully built positive and productive relationships across cross functional project teams RAN/BACKHAUL-TRANSPORT/CORE & VENDORS, and adapted to an ambiguous and changing environment while successfully managing multiple variables impacting the project.

Confidential

Senior Wireless Engineering Consultant

Responsibilities:

• Served as the Senior RF Engineering Consultant, member of a collaborative and multidiscipline RAN engineering team responsible for the Confidential &T's 4G LTE Deployment/3G UMTS Growth & expansion projects (GSM/UMTS/LTE platforms) in New England with the objective to offer customers seamless, robust, high speed data capabilities throughout the market. Our wireless footprint covered the states of Massachusetts, Rhode Island, Connecticut, New Hampshire, Maine and Vermont. Participated in the design, test deployment and implementation of 1st, 2nd and 3rd UMTS Carriers throughout the aforementioned states by conducting propagation modeling and Monte Carlo simulations activities in Atoll, and by analyzing, documenting and briefing the results to local upper management as well as The RAN Team Confidential the Confidential &T's National Headquarters. Also, conducted the RF design process for UMTS expansion in new areas throughout the region, including cluster definition and network dimensioning/configuration for optimum Radio Network functionality. In addition, generated and studied all essential ATOLL's simulations reports and Prediction maps, and identified and addressed existing issues in problem areas in terms of RF coverage, interference, areas of poor throughput, pilot pollution, etc Further responsibilities included participating in scoping meetings with cross functional teams, preparing RFDS and generating RND-CIQ for NSB's (new site built) and planned 2nd and 3rd carrier sites. Coupled with my main activities, I led the accept Confidential e process of Newfield's optimized Propagation Prediction Models operating both in the Cellular and PCS bands. In this process, carefully reviewed all important parameters and metrics within all 18 models, including Sigma, Mean error, standard deviation, Slope, Intercept and clutter losses. Leveraged 19 years of wireless experience and carefully compared prediction signals against actual drive data before formally accepting the models.
• Served as a part of the LTE Regional project, participated in the Atoll LTE Design Workshop which offered presentations and discussions about the overall LTE Design and Engineering process which also included Site selection, Design Polygon/ Cluster/Super Cluster Definition and LTE Naming Standards. Further activities included setting up Configurations in Atoll, producing and scaling LTE Traffic Maps, running LTE Monte Carlo Simulations, and generating subsequent Prediction Studies and Statistical Reports. A special emphasis was made on evaluating Key Perform Confidential e Indicators such as RSRP, RSRQ, pilot domin Confidential e, overlapping areas, RLC, User Throughput, etc. As far as LTE interference, MediaFLO(TM) was highlighted, particularly its impact when operating near LTE Transmitters. Carefully reviewed available hardware form approved lists; Assessed hardware sharing impact among various technologies, and selected Dual Broadband 700/850 MHz and PCS/ AWS Quad Ports Cross-Polarization antenna to simultaneously support the 700 MHz LTE/850 MHz GSM Cellular, the GSM-UMTS in the 1900 MHz band, GSM and LTE in the AWS band. Generated LTE traffic maps, and worked on the Proxy designs and Atoll simulations for LTE clusters in the New England markets.

Confidential

Senior Wireless Engineering Consultant

Responsibilities:

• Served as the Radio Access Planning Engineer responsible for the design and deployment of the UMTS network in the MNP market, which included the states of Minnesota, Iowa, Nebraska and part of Wisconsin. RF
• Consultant responsible for ensuring that the 3G UMTS Design meets the design guidelines and Key Metrics set forth by Confidential &T and Confidential . Facilitator of the RF design process through interfacing with Alcatel- Lucent, validating potential candidate’s sites, selecting proper Radio equipment and antenna systems, and deciding on optimal cell placement within the UMTS network. This Broadband High Speed Confidential Multimedia Network design project included both Portfolio Driven Greenfield & Expansion UMTS Clusters, as well as Success Driven Capacity Overlays and Multi Carrier clusters.
• Designed and implemented a complex 3G Dual-Band (850/1900 MHz) UMTS radio systems as specified in the Confidential &T & Confidential Key Perform Confidential e Metrics requirements which involved several Node-B's, and Distributed Node B's, half a dozen ALU9370/ALU5200 RNC equipment as well as other custom peripheral subsystems. The main focus of responsibilities included UMTS Polygons definition and site selection; Preliminary RFDS, Propagation Models, Clutter weights and Traffic (R99/HSDPA ) preparation from DVCF; Atoll Project Built and parameters update; Monte Carlo Simulation analyses in Atoll; manual and ACP optimization; PSC, Neighbor list and CIQ-Cell ADD Template creation; complete PICD/DFCD preparation; and conducting Regional/ALU design Accept Confidential e reviews. Implemented actual deployment and prepared as- built RF Data Sheets documentation. Prepared T1 count for IuB Interface. Provided Network Deployment support to associated contractors. Participated in national RF Technical Review and Approvals. Conducted weekly meetings and regular discussions with customers, consultants, vendors and other company personnel as necessary to adv Confidential e projects. Analyzed and prepared and recommended new broadband antenna configurations in preparation to the 700 MHz LTE, 850 MHz GSM and 1900 MHz UMTS overlay deployments.

Confidential, Roanoke, VA

Network Planning Design and Optimization

Responsibilities:

• Served as the 3G Network Planning Engineer responsible for the Design and Deployment of the UMTS network in VA and West VA. Key RF P.O.C responsible for ensuring that the 3G UMTS Design meets the design guidelines and KPI set forth by Confidential &T. Facilitator of the RF design process through interfacing with Ericsson, validating potential candidates sites and deciding on optimal cell placement within the UMTS network.
• Assessed and accepted several propagation models through review of the complete Model Tuning Process in Atoll. Assigned newly tuned models to each UMTS cell in the design. Compiled Site Audit information and prepared RFDS design configurations for individual UMTS sites. Participated in scoping meetings Prepared a Nominal Design for the market after conducting a thorough Database integrity and verification in Atoll. Ran all required propagation predictions and Monte Carlo Simulations in Atoll. Conducted Design Optimization in ACP in order to determine final Antenna down tilts required to meet Confidential &T's Design KPI's.
• Planned and coordinated all Design Reviews with Ericsson for final approval. Kept Atoll Project up to date throughout the Post Accept Confidential e activities (i.e.: Antennas changes, Sites Replacement, etc.) - Coordinated Design Changes with Ericsson - Prepared CIQ (Customer information Questionnaire) for Ericsson.
• Successfully prepared the Intra-Frequency & IRAT Neighbor Lists to be downloaded in the switch. Designed the UMTS Scrambling Code Plan. Evaluated Final UMTS Design Overlay for all clusters and generated specific design configurations for all overlay sites identified in the design process.
• Documented and released notes of vendor's UMTS design to include issues, concerns, improvements and changes required to enh Confidential e the UMTS Design network. Worked with local RF Team in carving and clearing the 6.2 MHz spectrum required for UMTS deployment. As a Senior wireless Consultant on this project, demonstrated dynamic leadership and astute judgment for my client Confidential &T, thereby providing firm guid Confidential e and positive direction in fulfilling the mission of planning, designing and deploying a cost effective and well performing UMTS network in The South Western region of Virginia which included the Blacksburg-Virginia Tech, Harrisonburg-James Madison University and Lynchburg-Liberty University areas.

Confidential, Savanna, GA

Wireless Engineering Consultant

Responsibilities:

• Served as the key UTRAN-UMTS Optimization Engineer towards Confidential &T market and network rollout for the 2nd Carrier Deployment. Reported the work progress and perform Confidential e improvement to The Confidential &T. Managed the activities/schedule of the project.
• Provided the necessary information to Central Office, including ensuring that the DT files are loaded into the server. Provided information on cluster readiness. Updated work schedule and site changes based on feedback from local markets. Attended meetings with Confidential &T and Project Management, and coordinated special requests from the client.
• Coordinated special venue testing, and developed special troubleshooting plans for field tests. Reported KPI results to Confidential &T Regional and HQ teams, and discussed perform Confidential e problems as well as presenting recommendations in relation to cluster perform Confidential e.
• Conducted pre-defined processes, including consistency checks, neighbor analysis, DT files analysis from TEMS and Agilent, based on output from Omega, and preparation of GnG reports. Conducted ACP studies in order to decide on tilts adjustments. Reported on clusters KPIs and perform Confidential e improvement according to templates.
• Areas of focus:
• Ericsson UTRAN OSS/P5 as well as 3GPP UTRAN protocols including RRC, NBAP, RNSAP, AAL2, RANAP within the Iu and Iur links.
• Network audit, RAN fault finding/assessment, and Alarm detection/handling as well as problem escalation processes.
• UE Perform Confidential e issues in relation to transport/Core Network.
• OSS RNC/RBS configurations and system integration.
• Business Object and KPI Monitoring / Trending
• RANOS/OSS-RC and UTRAN software upgrades/troubleshooting.
• EMAS/MOShell modules, Ericsson RNC-RXI-RBS inter-working and OSS configuration.
• In the process, collected OSS counters and statistics for UE, RNC and RBS using the Business Object (BO) tool and SENSOR. Evaluated and supervised network perform Confidential e/quality through the OSS platform, and proceeded with process tuning and optimization to improve Worst Performing cells for CS Accessibility & Retain ability, PS Accessibility and Retainability and worst performing 3G to 2G IRAT Cells.
• Identified RRC, SRB and RAB Admission issues including failures caused by Lack of DL Power, Lack of Channelization Codes, Lack of Hardware and Uplink RSSI. Developed solutions to address these issues.
• Compiled and analyzed BLER, DL CPICH RSCP/ EcNo, and Power measurements to evaluate user perceived quality, and assessed overall coverage and interference in cells within the UMTS network.
• Recommended features and parameters changes based on analyzed data. (I.e. RAB capacity, Channel Switching, Congestion Relief, Handover, IRAT, Power setting, etc.)
• Assisted with the Optimization perform Confidential e of the markets to meet Confidential &T's national KPI targets, advised and presented improvements to Confidential &T management team and technical leads.
• Conducted Parameter audit according to Confidential &T HQ's field alert and parameter best practices, and supported local RF team to run the network according to their market strategy.
• Provided RF Consult Confidential y on features knowledge as well as their benefits.
• Additional activities included Field data analysis, and reviewing UE, RNC and RBS perform Confidential e counter analysis for trending and identifying solutions and potential problem for future network growth. Trouble shooting through drive test data collected, and producing reports to show KPI trending after parameters change implementation.
• In conjunction and coordination with the local Confidential &T RF team members, assisted the centralized RF Support Team to perform the following activities:
• Analysis/Post processing of Drive test data & generation of key statistic. Supporting market team in radio counter statistics analysis (missing neighbor, MRR); Generating KPI reports in Business Objects on an agreed schedule, and In-depth analysis of factors impacting KPI statistics. Performed WNCS Analysis and Neighbor additions as well as Tilts recommendations. Tracked UL RSSI issues and work with local market for their resolutions.
• Further responsibilities included assisting local market to setup Perform Confidential e Monitoring processes including Daily/Weekly/Monthly Alarm Monitoring, Fault detection/Isolation and Resolution, Escalation & Notification to Customer for Service Interruptions through Use of ERICSSON's "Best Practices".

Confidential, Dallas, TX

Wireless Engineering Consultant

Responsibilities:

• Served as the Regional Wireless Planning Engineer responsible for the UMTS Network Design and Deployment in the following two metropolitan markets in Florida: Tampa and Orlando. Key RF P.O.C responsible for ensuring that the 3G UMTS Design meets the design guidelines and KPI set forth by Confidential and Nokia. Facilitator of the RF design process through interfacing with NOKIA, validating potential candidates and deciding on optimal cell placement within the UMTS network. Performed the Nominal Design for the market after successful completion of Site Survey and Audit activities including Database verification and Asset3G updates. Performed Propagation Model assignments and Review for all sites. Coordinated Market Deployment activities. Ran all propagation predictions and conducted Monte Carlo Simulations in ASSET3G. Optimized Nominal Design in WINES ACP. Worked with Nokia on Design Review and approval. Determined initial down tilts to meet KPI's. Conducted weekly meetings with various engineering teams and Coordinated Market Deployment activities.
• As a Senior Wireless consultant Confidential TransTEK Wireless for Confidential, I demonstrated dynamic leadership and astute judgment for my client Confidential, thereby providing firm guid Confidential e and positive direction in fulfilling the mission of planning, designing and deploying 2 cost effective and well performing UMTS networks in Tampa and Orlando Florida. In exhibiting initiative, technical adeptness, sound judgment, and comprehensive knowledge of 3GPP guidelines in application and implementation of Wireless standards, Electro-magnetic theory, FCC's policies and procedures, executed demanding assignments in a consistently outstanding manner and contributed materially to the successful accomplishment of overlaying 2 fully functional and commercial UMTS networks over the existing GSM systems.