Device and network testing with GSM, GPRS,WCDMA, HSPA, HSPA+, LTE, VoLTE, CDMA, EVDO, HRPD, eHRPD, SVLTE, IMS, Wi-Fi 802.11AC.

 

·   Working knowledge on LTE and VOLTE Protocol stack - Physical, MAC, RLC, PDCP, RRC, SIP, RTP, UDP, TCP/IP and RTCP.

·   Microsoft Network Monitor v3.4, Crash Inspect GUI v2.6, QXDM Professional v03.14.204, QCAT

·   IB Wave Software for DAS, System 80- from Aero Flex, NOMAD & Datum Tool from Metrico Wireless, COYOTE Tool for Bench Mark Testing.

·   Actix Spotlight & Analyzer, ANITE NEMO for MOS Testing, Anritsu MT8222A BTS Master, Agilent-E6474 Tool Kit, Agilent MT8815B & E4438C (ESG Vector Signal Generator), Agilent E7495 BTS Test Master (Spectrum Analyzer), MapInfo.

·   MAPINFO, Microsoft streets and trip, Street Atlas, Win Foil, Wire Shark, Quality Control Tool, DM Tool for FOTA Testing, Mobile Analyzer V12.10.00.

·   ARTEMIS Trace Tool Advance (For Intel Chipset).

·   HP Application Lifecycle Management (ALM), WTT, Product Studio –Microsoft Tool,

·   Hands on Knowledge of SQL Server 2012 – Data Base.

 

Expert to use all the Simulators:-Anritsu 8475, 8470, Spirent 8100, Aero flex, CMW-500 R&S, Agilent 8960, Anite-SAS & SAS Interactive.

Ask Staffing LLC                                                                                                                      (June 2014 - Present)

Client: - Verizon Wireless – Baskingridge, NJ– 07920, USA

Position: - Sr. Software System Engineer- VOLTE/VoWi-Fi || Non-Empl-Member of Technical Staff ||

                 Device Evaluation Group

Responsibilities:

·   In house VOLTE and VoWiFi Feature Test Management for particular assigned OEM.

·   Managing and Working on full cycle of VOLTE and VoWiFi functionality testing of Mobile Devices.

·   Project lead to act as a bridge between Device Marketing, Device Evaluation LAB and OEM.

·   Prepare OEM changes and presenting to management, marketing and network implementation team.

·   Daily Sync Up for ALM Ticket reporting and Triage meeting with Chipset maker and Device OEMs.

·   Driving regular weekly meetings thoughts product launch and analyzing code reviews for customer effects.

·   Providing suggestions and debugging solution for Failure Test cases and future management for testing life cycle.

·   Network KPI and performance analysis using Iris View.

·   Developing and Designing a reference Test and Validation Test Docs for New upcoming Technologies.

·   Coordinate testing between VZW, OEM and Vendors. 

·   Making sure all time line meet the deployment for new Technology like VOLTE and VoWiFi.

·   Daily Sync up call with FIT Team and analyzing the data.

·   Coordinate with OEM regarding to new issues, new loads, requirements and based on SMEs requirements/suggestion updating the CRs.

·   NRB ticket management (Bug management tool) and reporting critical issues for network.

·   Extensive knowledge of VOLTE Feature (audio, video, TTY, SMS, MMS, RCS), Network Protocol (SIP, SDP, RTP, RTCP, TCP/UDP, S1AP, NAS, S1U) and Modem Protocol Layer 1, 2 & 3 (MAC, RLC, PDCP, RRC).

·   Hands on Experienced in LAB equipment and Live Network equipment.

·   Test Tools knowledge: Irish View, QXDM, QCAT, XCAP, XCAL, PCAP, and Wireshark. 

 

 

 

Flexasoft LLC                                                                                                                    (July 2012 – June 2014)

Client: - Microsoft Corporation – Redmond, WA – 98052, USA

Position: - RF HW Specialist – Windows Phone OS Test Engineer || Technical Lead

Responsibilities:

·   Coordinate with OEM regarding to new issues, new loads and test cases.

·   Gathering new requirements and updating executive documents.

·   As a project lead attending daily meetings with vendors and update them with Code Change and requirements.

·   Reporting code reviews and regressions to executives and drawing road maps for next 6 months.

·   Planting thoughts for new investment and tried to make work life easy for developers.

·   Working on Different Emulators like Spirent 8100 (WCDMA, LTE, CDMA), Anite 9000 & Azimuth Fader (WCDMA, LTE, VZW LTE Throughput), R&S (UMTS), Anritsu MD8470A and MD8475A (UMTS & GSM), Aero flex (LTE, CDMA, GSM, WCDMA)

·   Working on Verizon Test Plan (LTE, CDMA, EVDO, eHRPD) & AT&T Test Plan [18668, 16411, 10776] - (GSM, UMTS, LTE, VoLTE)

·   IMS Test Plan - Voice, Video, SMS, SRVCC, E911, Interop on in house owned network.

·   Working on VoLTE Capable UE Testing which includes VOICE, DATA, SMS, MMS, DATA Throughput, SRVCC, E911, Stability, SIP Registration, SOAK Test, Mobile VoIP, POWER Testing, and Hand over Scenarios on Internal Network.

·   Working knowledge on LTE and VOLTE Protocol stack like Physical, MAC, RLC, PDCP, RRC, SIP, RTP, UDP, TCP/IP, RTCP etc.

·   Hands on experienced with QXDM, QCAT, Wireshark, Mobile Cab Analyzer to analyze the Device and OS logs.

·   Persistent quality check of devices in RF Environment. Hands on experienced with the SVLTE on Spirent Simulator 8100.

·   Testing Experienced with Transmitter and Receiver Test Measurement.

·   Working on all type of Automated Script, Mechanical Hardware Setup and Optimization of Simulator Network.

·   Knowledge of OSI Layer 1, 2 and 3.

·   Working knowledge of Different Tools like Spirent Data Client, Air Access C2K 4.30 for CDMA, Test Manager, and eAir-Access for LTE and VoLTE, Air Access HS for UMTS. Hands on Experienced with CM Tool for further diagnostic on UE (User Equipment).

·   Interacting with Different Vendor for new issues.

·   Hands on Experienced with WTT Mobile Studio, Windows Power Shall (X86) [T-Shall], Mobile Cab Analyzer, Product Studio.

·   Expert in Wpperf and iPerf for throughput testing and AT- Commands using Extra-Putty.

 

Symphony Teleca Services Inc                                                                                                (June 2012 – July 2012)

Client: - Intel Mobile Telecommunication – Allentown, PA, USA

Position: - Modem IOT Testing RF Engineer

Responsibilities:  

·   Working on Modem KPI Testing.

·   Hands on Experienced on ARTEMIS Trace Tool Advanced.

·   Expert on AT Command, IOT Testing, KPI Testing.

·   Experienced on Coverage optimization, IRAT handover optimization, Single cell coverage analysis, Swap sector and SC Consistency check, Access failure and dropped call analysis.

·   Analyzed RF Drive Test Data using MapInfo, Interpreter (Network Analysis Software) and ACTIX, generating the required documentation and reports

·   Analyzed failure event such as Call drops and Call setup failure for Circuit Switch and Packet Switch.

·   Strong Experienced on Radio Network Analyses,3G Cell Coverage Analysis, Definition, Updates, Modification and surveys (Based on Scanner/Handset data)

 

TeleTech Team LLC                                                                                                                (Oct 2011 - June 2012)

Client: - T–Mobile LAB, Bellevue, WA - 98006

Position: - RAN Validation & QoA RF Test Engineer – Legacy Device Expert

Responsibilities:

·   Working on UMA (Undefined Mobile Access) – [Voice over Wi-Fi] Technology which is Mobile VoIP Technology and Different Legacy Devices.

·   Configuration and Debugging UMA devices with IP Access Point and UNC( UMA Network Controller)  

·   Configure GAN-Lite Devices and NON-GAN-Lite Devices with SGW.

·   Coordinate lab network and First Field Application (FFA) of MME/S4-SGSN nodes

·   Performing validation testing of interface, messaging, protocol layers, executing validation test cases for new features, replicating test scenarios and aid in regular test regression cycles of Huawei RAN equipment

·   Testing on Nokia and Ericsson RNC with Legacy UMA Devices with different Data Throughput, CS Call, PS Call, Connectivity, Hand-Over, etc.

·   Validating, debugging, troubleshooting, analyzing UMTS and LTE node logs using Agilent Signaling Analyzer and Wireshark

·   Analyzing Layer-1, Layer-2 and Layer-3 Messages with JDSU Signaling Network Analyzer of Agilent Technology.

·   Measure Nokia, Ericsson and Nortel RNC’s Signal on Different node with Anritsu MT8222A BTS Master (Spectrum Analyzer).

·   Presence testing on Aero-Flex Calling Sub-Station System- 80. 

·   MOS (Mean Opinion Score) Testing on No-Mad Tool from Metrico Wireless Using POLQA and PESQ Algorithm

 

Mobile Integration Work Group                                                                                          (May2011 - Oct 2011)

Client: - AT&T–Mobility, Redmond, WA

Position: - Device Test Engineer – West Region

 

Responsibilities:

·   Working on different new upcoming devices and testing the Pre-launch Module and Cell Phones.

·   Test the Data Throughput, CS Call, PS Call, Connectivity, HSDPA, HSUPA, HSUPA+ data.

·   Using Metrico Wireless Datum Software , Test the Soft Hand Over and Hard Hand Over

·   Throughput Testing: -HSPA CAT 13/14, HSPA CAT 8/9/10 and HSPA CAT 4/5/6 for DL and UL.

·   FOTA and CIQ Testing with production setting and factory setting.

·   Reality Testing in AT&T LAB with BTS.

·   Doing all the Test Cases Requirement from All Vendor.

·   Doing Updating, Approval and giving suggestion for Defected Device.

·   Working on SPE Standard 16411 and 10776 Docs.

 

Solutelia, LLC                                                                                                                            (Feb 2011 - May2011)

Client: - T-Mobile – USA, Factoria, USA

Position: - Associate RF Engineer – DAS Engineer

 

Responsibilities:

·   Analyze DATA on COYOTE Tools & IB WAVE Software for DAS

·   Pre-Built Testing in Distributed Antenna System(DAS)

·   Continuous Wave (CW) Testing in Indoor and Outdoor.

·   Tune or verify the Propagation Models based on continuous wave (CW) drive test.

·   Outdoor Bench Marking and Indoor Bench Marking

·   Analyze statistic data generate from drive test and do optimization for MS receive power, MS Transmit power.

·   Verify Antenna Selection and Co-sitting configuration

·   Analyze Coverage Predictions and Performance statistics

·   Highlight Issues & Suggest Improved Settings

 

Further Enterprise Solutions, Wood Bridge, NJ                                                           (July 2010 – Jan 2011)

Client: - Alcatel Lucent, Murray Hill, NY/NJ Markets.

Position: - Associate RF engineer

 

Responsibilities:

·   Experience on Analysis Drive test data with ACTIX/TEMS and Reporting of RF and Network Problems like Pilot Pollution, Bad Coverage area, Drop Calls, Access Failures, Handovers Problems (Intra Frequency, IFHO,IRAT ,Low Throughput )

·   Analyses call statistic such as Drive Test Data (Layer 3 Messages) call setup time, dropped call rate, Origination and Termination Failure Rate with ACTIX and generated the KPI reports with Performance and Optimization tools.

·   Presentation of daily test report of events like dropped calls, set up failures, periods of Bad quality (BLER), pilot pollution and low EC/Io, periods of low signal strength, handovers Failures, UMTS cell update problems.

·   Analyze statistic data generate from drive test and do optimization for MS receive power, MS Transmit power, Ec/Io 1st best, Forward FER, Pilot Pollution with the other PN, PN 1st Best Ec/Io, Soft Handoff and Missing Neighbors, Handoff state with ACTIX Spotlight and Analyzer.

·   Recommendation (Azimuth, Power, Tilt, Cell/Node/RNC Parameters) as per drive test data/Terrain to meet Agreed KPI.

·   Worked on TEMS Investigation ver. 8.2.2, Collect UE physical measurement (SC, RSCP and Ec /No) for the entire active cell.

·   Strong Experienced on Radio Network Analyses, 3G Cell Coverage Analysis, Definition, Updates, Modification and surveys (Based on Scanner/Handset data)

·   Performed an audit on power related parameter settings (Max output power, CPICH power, AICH power)

·   Experienced on ACP tools for RF Optimization and analysis of drop call, Block call, RSS connection failures and network connection.

·   Experienced on Coverage optimization, IRAT handover optimization, Single cell coverage analysis, Swap sector and SC Consistency check, Access failure and dropped call analysis

·   Performed RF drive testing to carry out propagation and signal measurement, understand RFD sheet and experience in creating plumbing diagram of UMTS hardware at cell sites. 

·   Verified UMTS basic functionality, Understanding layer 3 messages, KPI report generation and network performance improvement (KPIs) and optimization tasks

·   Performed an audit on power related parameter settings (Max output power, CPICH power, AICH power)

·   Generated report on RF parameters, Asset Planning Tool and TEMS kit, Antenna Serial Numbering with Cell phone numbering. Also making report for project estimation, project tasking and Administrative task (Budgeting, Efficiency, Right at time, etc.)

·   Reported to project Manager Daily, Weekly, Bi- Weekly, Monthly and Quarterly in form of XML, MS WORD, and MS EXCEL.

 

·   Masters of Science in Electrical Engineering, University of Bridgeport, Bridgeport, CT, USA,

è    GPA 3.40/4.0

è    Year: May 2011

·   Bachelor of Engineering in Electronics and Telecommunication - Gujarat university, India,

è    GPA 3.50/4.0

è    Year: June 2009