SUMMARY:

• Extensive 5+ years of experience in RF design, optimization and performance engineering.
• Comprehensive knowledge and experience in LTE, UMTS, W - CDMA, CDMA, EVDO and GSM technologies.
• Experience in design and optimization tools and applications like ATOLL, Ekahau, AirMagnet, SAM, NPO, WPS, CACP, OMP, Ramses, Planet, SPO, NCV, PNM, Transcend, PDM, eDAT, TEMS, Agilent, Xcal/Xcap, MapInfo, Actix Analyzer and ActixOne.
• RF Optimization skills including parameter settings, carrier load balancing, data fill, drive analysis, antenna sweeps and tilts, alarm monitoring, CDMA/EVDO/LTE DCR and BCR analysis and optimization.
• Carrier load balancing, handoff optimization, pre/post cluster optimization and market acceptance KPIs optimization.
• Good understanding of JDSU, NEMO, LLDM for LTE GNG test drives, UMTS air interface, functions of RRC, RLC, MAC and physical layers, RACH procedures, common and dedicated channels and their functions.
• Good understanding of UMTS architecture, various elements of the network, interfaces and protocols between the UTRAN elements, Protocol messages and functions of SIBs, RRC messages, Mobility management, Measurement Control/Report procedures for Intra/Inter frequency Handovers and the pertinent event definitions.
• Excellent communication skills written as well as verbal, ability to work independently and in a team environment.

WORK EXPERIENCE:

Confidential, Texas

RF Engineer

Responsibilities:

• Member of the design team responsible for creating RFDS, reviewing construction drawings, plumbing diagrams of RF antenna systems including antennas, TMAs, cables and GPS receivers etc.
• Swapping existing Motorola Equipment with ALU NV equipment and performing all tasks including but not limited to neighbor additions, EVDO setup, IVHHO and IFHO setup.
• Designing clusters and pre/post cluster optimization and performance resolutions.
• Optimizing 3G/4G CDMA/EVDO/LTE Network using SAM, NPO, WPS, NCV, SPO, Transcend, eDAT, CACP, Xcal/Xcap, Mapinfo etc.
• CDMA/EVDO/LTE parameter scrubs, audits and optimization, optimizing launched clusters, alarm check, identifying BCR and DCR sectors and rectifying the issues to improve performance and neighbor list optimization.
• 3G/4G translations implementation/tuning from scratch to incremental rollout of network market wide.
• Capacity analysis, link budget analysis, frequency planning, demographic and topographic analysis using RF tools.
• Reaching set goals for KPIs for new NV network for Sprint using tools like SPO, NCV, PDM etc.
• Analyzing drive reports and service measurement data for LTE Triband network to figure out problematic areas with bad CFR, CDR and overall tonnage and make needed tilt, load balancing and other parameter changes to achieve better KPIs.
• Setting up initial golden parameters, implementation of new features, tuning LTE radio network parameters and perform Tri-band optimization & management. Optimizing carrier load balancing and Intra frequency and Intra Vendor handoffs.
• Analyzing eDAT drive test reports to see network coverage for 1900 and 800 band, check block and dropped calls to see issues in the network like coverage holes, pilot pollution, antenna tilt changes needed and terrain issues etc.
• Coordinating with customer for launch night activity and to have improvement in network performance as compared to legacy network and meet set KPI goals for the entire market.
• Implementing cell site configurations after performing site identifications and evaluations.
• Preparing drive routes based on coverage predictions using MapInfo to provide best coverage for the network.
• Responsible for overall market performance and getting all sites No Harm pass for the market by coordinating with all teams involved in the process.

Confidential, Texas.

RF Design Engineer

Responsibilities:

• Design and optimization of TWC WiFi network for coverage throughout the Los Angeles Metro Area.
• Designing network for proper and continuous coverage throughout the area and creating coverage plots using ATOLL.
• Creating coverage plots for indoors using Air Magnet/Ekahau and reports for TWC and clients.
• Managing RF and backhaul design for Los Angeles market including outdoor Aerial designs, Venue and indoor designs.
• Performing site walks and analysis pre and post deployment and supporting the wireless engineering team, construction and deployment at TWC working on 15,000+ AP that were being designed in the LA market.

Confidential, Texas.

Associate RF Engineer

Responsibilities:

• Analysis and review of collected wireless signal data using ActixOne Spotlight.
• Checking and analysis of wireless parameters: CPICH power, Primary scrambling code, 2G / 3G neighbors, missing neighbors, Active Sets and inter frequency parameters.
• Identification of site installation issue, overshooting cells, coverage holes, areas of poor pilot dominance, scrambling code plan collisions and providing recommended changes.
• Analyzing and Monitoring of Blocked calls, Dropped calls, Established calls, Pilot Pollution, Network Congestion and KPI testing using Actix.
• Analyze network coverage, boundary & drop call locations to identify issues for comprehensive understanding of progress of RF optimization.
• Identification of peak and mean throughput and latency times for HSDPA.
• Monitoring call failures, origination failures, handoff features, verifying intracellular handoff clockwise and anti-clockwise.
• Preparing drive routes based on coverage predictions using MapInfo and Microsoft Street & Trips.
• Optimizing frequency plan using frequency and DTI scanning for Co-channel and Adjacent channel interference.
• Monitor and review of launched wireless networks for its efficiency.

Confidential, Atlanta, GA

RF Field Engineer

Responsibilities:

• Analyzed Layer 3 messaging to troubleshoot problematic areas in GA Market.
• Monitoring most important KPI’s (accessibility, retain-ability, usage, throughput, congestion) and suggest and implement changes to improve the quality of the network.
• Optimization of cell sites to achieve desired KPI’s as per set standards.
• Checking of missing neighbors and swap feeders, recommending antenna tilting and orientation changes.
• Recommended both soft and hard changes in the network and monitored system performance on daily basis.
• Analyzed coverage & drop call locations to identify issues for comprehensive understanding of progress of RF Optimization.
• Network testing and data collection using TEMS and AGILENT and on air site verifications for E911 phase-I implementation and BSC-Re-home.
• UE benchmarking to find reception difference between Test & market phone.
• Analyzing the data collected to find various trouble areas in the network.
• Data processing using MapInfo to make presentable reports.
• Data collection using Invex 3G to benchmark various service providers.
• Performing tests for Soft/Softer handovers for the site i.e. IRAT/IFHO respectively.
• Performing different parameter testing Pre and Post migration.
• Performing Uplink and Downlink throughput speed checks for the network and comparing results of Pre and Post migration of the site.

Confidential,

Associate RF Engineer

Responsibilities:

• Analysis of cell, Speech Quality Index, KPI Sheet, Inter Channel Measurement, Handovers, TCH timings and Blocking Percentage.
• Learnt a mobile switching function that includes switching and call routing, Service Provisioning, Visitor Location Register, Home Location Register and Encryption Parameters.
• Monitoring of Base Station Controller that includes radio network management, RBS management, Transmission Network Management, Internal BSC Operation and Maintenance and handling of MS connections.
• Implemented core GSM function of telecommunication: Frequency Hopping, Receiver Diversity, Duplex Filters, Dynamic Power Regulation and Discontinuous Reception/Transmission.
• Maintenance of Broadcast Channels, Dedicated & Associated Control Channels, Traffic Channels, Duplex Distance and Channel Separation.

TECHNICAL SKILLS:

Programming Languages/Tools: C/C++,PHP, JAVA, MySQL, Joomla, OOP, Bash, MATLAB, PCB Design, PCB Artist

Operating Systems: Windows, MS DOS, LINUX/UNIX, MAC OS, RTOS, Nachos OS

DSP Development Tools: Code Composer Studio IDE (on TI’s 320C6713DSK)-FPGA, FFT, z-transform, FIR, IIR

Protocols and Standards: TCP/IP, UDP, TDMA, GPS, EDGE, GSM, 3GPP, LTE, CDMA, TDMA, OFDM, 802.11, Ethernet, MIMO, WDM, SONET, DHCP, Bluetooth, RIP, OSPF.

Applications: SPO, NCV, SAM, NPO, Ramses, OMP, WPS, Transcend, Planet, CACP, TEMS, AGILENT, Actix, ActixOne, ATOLL, Ekahau, Airmagnet, MapInfo, Microsoft Streets & Trips, MS Excel, Visio, OPNET, MATLAB, Cadence, SpectreRF, HSPICE.

Technical Equipments: Oscilloscope, Logic Analyzers, Texas Instruments DSPs TI-C64x, 67x, DMM