SUMMARY:

• 11 years of experience in Wireless and networking as Software lead/ Team Lead/ Project Lead / Senior Engineer.
• Expertise in IoT and Wireless Communications, involved in the design & deployment of IoT connectivity for Global Utility Companies, Software debugging, solution and network troubleshooting skills.
• Provide training and technical guidance in voice and data networks.
• Experience in Wireless designing commercial Lte, Wi - Fi Mesh Architecture, 5G Lab Testing, Bluetooth, Beacons, RFID,5G and Product management solutions debugging knowledge and expertise

SKILLS AND TOOLS:

Domain: 5G,Lte,IOT Solutions,WCDMA,Wimax,GSM,5G mmWave

Operating Systems: UNIX, Linux, Windows

Languages/Utilities/Tools: Salesforce, Java, Selenium, Rest-Assured, JMeter, TestNG/JUnit, Eclipse IDE, HTTP, SQL, Shell, HTML, XML, Jenkins, Maven, Microsoft CRM Dynamics, Perl, Tomcat, TOAD, Oracle SQL Developer, SQL Server Management Studio, JIRA, Ant.

RF Tools Used: Cadence, EM-simulation,Feko,Allegro,Planet EV,Asset 6.0,Mentum,TEMS,ACTIX 4.0,NEMO,EDAT & LDAT (Alcatel)Windcatcher,Agilent,Ronex 5.0,MapInfo 12, MIPT,MINT,LMT,Scripting Python,Shell, Unix, Linux, VMware, Java, J2EE, Unix Moshell,wireshark

Project Management: Agile,Scrum

PROFESSIONAL EXPERIENCE:

Confidential, San Francisco Bay Area

Senior QA Lead

Responsibilities:

• Quality Assurance Lead : Software and Hardware QA testing experience with Black and Grey box functional testing Working closely with development and product management to define use cases & implement test cases, Integral part of Regression and Black Box Testing for New Products and SW releases including App testing.
• Expert in making strategic decisions about processes, tools and platform required for QA process Work collaboratively with engineers and data scientists to fix issues with the products, Experience on web-based and SaaS applications
• Experience with WebLogic, Java, Java Script, HTML, XML/HTTP, JSON, REST, SQL, Tableau
• Working knowledge of integration technologies/frameworks including AXIS, SOAP, JMS, HTTP, Socket, FTP, SMTP/POP and integration platforms (EAI, ESB, BPI) such as JMS, MQ, WLI and TIBCO
• Involvement in Creating test plans and test cases, automate tests using internal and open source tools & infrastructure, Review user interfaces for conformity and functionality.
• Experience in Building Negative Test Cases and testing systems consisting of Devicenet, IoT, Bluetooth, Wifi 802.11x, and ZigBee devices, Experience in setup and use of test automation tools (Python Selenium), issue tracking tools and PDM systems in Agile, JIRA/Confluence .
• Troubleshooting, Debug/Root cause analysis in a distributed system and build Test cases around New Products and SW releases, Defect Management, Development, Exchange, iOS, Management, Metrics, Define and maintain quality standards across cross-functional team. Working on multiple operating systems and environments (iOS, Android, Mac, and Windows) Unix/Linux, ETSI/Tomcat
• Find, isolate, document, regress, and track bugs through resolution, Demonstrated expertise in black box and grey box testing methodologies, experience with standard QA and development tools, and the ability to operate within short release cycles
• Develops and enhances the test infrastructure and continuous integration framework used across teams. Ownership of 6 - 8 concurrent ANSI C12.19 electricity meter integration testing with SSN’s RF (802.11x, ZigBee) and MicroAP (GSM, CDMA) Testing modules Primary interface to meter partner for hardware and software Products, manufacturing, technical support Adhere to the Product Life Cycle (PLC) through Test case reviews to Product managers
• 5G mmWave/3G/4G-LTE
• Machine Learning IoT/ Bluetooth, ZigBee Devices, IPV6 networking/ WiFi 802.11 a/b/g/n
• Smart City solution for configuring sensors and analyzing data
• Providing leadership in QA field for various solutions, analyzing requirements of new features, preparing the test strategy, implementing testing process in Agile test driven development and SCRUM environment. Monitoring results of the test execution, analyze bugs and work closely with the development to identify, debug and fix defects.

Confidential, San Francisco Bay Area

Radio Architect/ QA Analyst

Responsibilities:

• Develop, test, and release Smart Grid wireless mesh networking products. RF wireless, 900 MHz, 2.4 GHz, GPS, and cellular bands. High volume and outdoor environmentally hardened designs. Manage hardware product development group, mechanical engineering, and hardware test teams. Battery powered devices
• Strong testing experience with complete Systems Development Life Cycle (SDLC) of Internet/Web, Client/Server, Object oriented applications. Strong skills in test planning, documentation, writing/executing test plan, test scripts, bug documentation and test audit. regression testing framework Strong experience in Black Box testing, Functional testing, System/Integration testing, Stress testing, Regression testing, UAT, production support in a multi-tired environment ,SOAPUI,Python(Selenium),JENKINS,JMS
• E nsuring test cases meet requirements, are completed on schedule, proper change control is applied and test documentation is completed and properly updated in the tools of choice. Automation: Linux/Unix SHELL-scripting, PERL, Python, Selenium, Jenkins
• Familiarity with multiple operating systems and environments (iOS, Android, Mac, and Windows).
• Proficient in reviewing test cases/test scripts, writing/executing test cases/test scripts, recording results, Test Reports and Defect Tracking (using HP Quality Center, Rational Clear Quest, Merant Tracker and ViewPoint Fuse Version1). Network Protocol: L2/L3/L4 (TCP/IP, UDP, VLAN, OSPF, ARP, ICMP, PPP etc.) FTP, DNS, TELNET, RSH in Linux, Windows Servers
• Extensive experience with SDLC and testing methodologies, including, Functional testing, Performance testing, E2E testing, Compatibility testing, Retesting, Regression Testing and usability testing in different mobiles / tablets and web based applications,Banking and Payment
• E xperience in A vionics troubleshooting, PCB assembly, and material procurement, providing a well-rounded awareness of PCB interdependencies , Schematic Layouts and Assembly .
• Direct involvement and integral part of the implementation team. ability to objectively assess ROI and prioritize accordingly, development of the entire product life cycle, Use of Oscilloscope, Measure Amplitude and Frequency, Spectrum analyzers for Design validations.
• Compliance Testing: Expertise in FCC UL and worldwide certification processes, Obtain regulatory approvals of FCC, CE on the wireless part and UL, TuV, ROHS, REACH and other environmental compliance for Test Equipment, Expert proficiency in using lab equipment including Network Analyzer, Signal generator, etc. Knowledge of PTCRB , work on 47 CFR 15.247 - Operation within the bands 902-928 MHz,
• Devices product program cellular Lte and connectivity (BT, Wi-Fi,) 802.11d, Antenna Design Project lead. VHF&UHF Antenna R&D project activity planning and schedule management. Microwave Antenna and RF front-end concept development and design, hands-on antenna prototyping and tuning for optimum over-the-air performance. Design and testing mentoring. Overseeing antenna supplier's manufacturing.
• Experience in Automotive Technology, Different Wireless Sensor Applications Testing, DSRC technology and Analysis on V2C, V2X, V2V,MIMO worked for clients like Ford,Audi..etc
• Radio frequency / M icrowave front-end and antenna product development for 5G mm-wave / 4G LTE / Wi-Fi /Zigbee and Bluetooth systems , project management and application specific engineering support Expertise in the design of LTE, Wi-Fi or Bluetooth solutions Experience with Agile development methodologies.
• Involved in full manual test development lifecycle of Inter-Op Testing ranging from specification requirements to implementation, testing, and product support. Exp in use of ServiceNow, Jira, Confluence (Wiki), GitHub, Slack, Skype
• DVT Testing: E2E responsible for System Design Verification Testing ( DVT ) within the company and at the customer premises, support of local qualification and system optimization. Experience developing IoT solutions for wireless products
• Active member of Supply Chain and CM Sourcing teams, QOS Check, Quality Assurance, Creating MRD, PRD for new and existing products
• Responsible for reviewing new contract SOW's and working with customer, legal and deal teams to ensure that the contractual elements meet the needs of all involved, prior to signing.
• Manage the entire product line life cycle from inception to launch. Work cross-functionally to bring the product to life, Inspire the team with the product vision
• Understand and articulate customer needs, conduct on-going customer research, leverage internal knowledge and expertise, and prioritize market requirements.
• Write MRD, PRD, and/or BRD, and define use cases, features, and KPIs.
• Create the business case. Determine the product cost and go to market strategy. Serve as the product expert assisting marketing with press briefing, industry talks, and whitepapers.

Confidential

RF Performance Lead, San Francisco Bay Area

Responsibilities:

• Experience with Optimization and Multiband tuning with specific LTE equipment from ALU and STA, Extensive Experience in Proposing Pre-Launch Optimization Changes and Tracking improvements towards KPIs and SLAs with specific OEM’s tools/platforms. End to End responsible for Cluster Acceptance of the Markets.
• RSI Planning PCI Allocation and Plannnig,Capacity Management and load balancing,developing Tools with Regional and national teams,Testing new features and Fit test.
• RACH preamble Planning,tuning RootConfigurationIndex and ZeroCorrelationZoneConfig parameters,PRACH root Sequence Planning,Lte Coverage Improvement by TTI Bundling,Schedulers Design and Tuning.
• Analysis of Lte Accessibility Rate, Average DL/UL Throughput, Avg user Throughput, Avg DL Utilization, Busy Hour Avg RRC connections, Modulation Coding Schemes, and CINR monitoring, Measurement, assessment, identification of KPIs, network bottlenecks impacting subscriber experience (QoS, QoE), such as Coverage, Neighbor lists, PCI planning, Mobility Mgmt, Traffic Shaping.
• Analyzing of techniques for capacity and coverage expansion Sprint networks, Responsible for RF coverage design of the Los Angeles and San Francisco Markets. Supervise the System Performance Engineering team in the Bay Area.
• RF measurements and tuning of various RF and microwave elements, slow-wave structures, particle beam accelerator structures. Spectrum analyzers, oscilloscopes, signal generators, power meters, and vector signal analyzer is a plus, perform test measurements to include impedance, VSWR, sensitivity, SINAD, and other related signal and noise measurements
• Responsible for DAS or Small Cell projects from the proposal stage to completion. Providing Project Management concepts, Cabling Systems, DAS integration, and optimization with various RF sources, Small Cell Optimization, Verifying Integration Aspects.
• Prepare technical specifications for equipment used in IBS designs Supervising installation, integration and commissioning of deployed solution Engineering Schematic design for proposed indoor solution Generate as-built drawings after IBS implementation Post installation test (VSWR, WalkTest) and also optimization, Prepared project report and documentation.
• Blocking Alleviation Strategies, Traffic Monitoring, Change of Parameters according to utilization and Accessibility Kpi’s, Monitoring and Optimization of DAS equipment for Special events, includes Indoor and Outdoor DAS, and Post processing tools for Design and Optimization Changes.POC for NASCAR, SuperBowl, World Series...etc
• Develop, engineer, order, and oversee installation of equipment necessary to integrate small cell / in-building solutions. Develop methods and procedures for equipment tracking and small cell / in-building equipment design layout, Responsible for Small Cell Integration, Design Validation, System optimization and related engg activities.
• Market level ATP and Cluster submission and Acceptance.
• Optimization and Root Cause Analysis of typical issues for Site level and Cluster Level issues Requiring Site level phisycal Changes and OEM based parametric changes.
• Analysis of Layer 3 messages, UETR (UE call trace ), CTR (Cell Trace ), call drop analysis on the basic of drive data.
• Initial tuning / Pre Launch Optimization- Single site verifications, multi site verification and cluster optimization.
• Proficient with post processing tools such as XCAP, TEMS investigation and Implement recommended changes and perform re-drives
• Good Knowledge of eCSFB / Vo-LTE,VOIP,MPLS,eHRPD call flows and detailed analysis.In-depth knowledge of MT, MO, IFHO, IRAT call flows,E911

Confidential

Sr. Engineer & Team leader

Responsibilities:

• Active Member of Confidential TIER-2 Team. Troubleshooting high end issues.
• Handover optimization Drop call rate optimization PS attach and context activation optimization Throughput optimization RTT/PING/Packet Loss Rate optimization Parameter Fine-tuning for 3G/LTE PS Traffic Monitoring and Optimization.
• Optimizing the RSCP/RSRP and Ec/Io, RSRQ according to RCOM criteria, URA PCH, Cell PCH, Fast Dormancy, DPCH channel and CE utilization and monitoring.
• Preparing Root Cause Analysis reports for customers for Complex Issues. Perform Confidential RF network Optimization Activities for R1-9
• Deep understanding in UMTS LTE, including of air interface, functionality, design, very good in traffic case, protocols like RRC, RANAP, NBAP, QAAL2,etc.
• Performing Extensive end to end trouble shooting providing optimum solutions to all RBS and RNC related issues.
• Knowledge and total understanding of LTE technology TDD, FDD, eNodeb,R1-9, Good trouble shooting skill in usage of UTRAN trace support like UE IMSI trace, RBS MP, TX trace, etc.
• Good knowledge in UTRAN configuration, MO script, RBS and RNC XML file.Handle Emergency complain (low Throughput, drop call in F2, handover failure, call and paging issues).
• Perform use OSS-RC 5.3 with ENIQ, performance recording, statistic handling, SMO, Alarm handling, ARW- Add RBS Wizard, be able to handle some O&M of OSS
• Execute Change Request from Costumers and NPI team Perform Analysis problem performance in network using GPEH, WNCS and WMRR . Performing Extensive Troubleshooting using Moshell, AMOS and TEMS .