·   Telecommunications professional with 4+ years of experience in modem/chipset and product validation activities under various roles ranging from Test engineer to Test Lead.

·   Good understanding of 3GPP specifications and experience in working with various radio access technologies.

·   Experience in delivering product/chipset Carrier acceptance.

·   Seeking opportunities in Wireless product testing/ test management and integration activities.

 

EXPERIENCE

·   NVIDIA (Icera Modem),  Mobile Core Test Engineer II (3/2013 – present )

·   Qualcomm,  Modem System Test Engineer (6/2012 – 3/2013)

·   Samsung,  Modem Performance Test Engineer (8/2011 – 6/2012)

·   CSS Corp (formerly Glow Networks), RF Engineering Intern (1/2011 – 6/2011)

 

EDUCATION

Southern Methodist University, Dallas, Texas                                            (08/2009 – 08/ 2011)

MS in Telecommunications                                                                                                                 GPA: 3.7/4.0

 

Osmania University, Hyderabad, India                               (07/2005 – 04/ 2009)

BE in Electronics and Communication                                                                     GPA: 3.3/4.0

 

TECHNICAL SKILLS

Wireless Technologies:  GSM, CDMA, GPRS, EDGE, UMTS, HSPA, LTE.

Networking Technologies: MPLS, Metro Ethernet, ATM, TCP/IP, IMS, SIP, IR 92, VoLTE

Tools: Pspice, Wireshark, Opnet, TEMS, XCAL, LLDM, QXDM, QCAT, RMPC, NNEXT, RTD, Beanie

Wireless System simulators: Anite, Anritsu, Rohde & Schwarz, Spirent

Programming Languages: C, python, Perl.

Operation Systems: Windows 95/98/2000/XP/Vista/Win7 and Unix/Linux.

Certifications: CCNA

 

KEY ACCOMPLISHMENTS

·   As a Modem Validation lead of ATT carrier acceptance scripts, successfully achieved ATT Carrier acceptance of NVIDIA’s first integrated baseband/App processor (Tegra 4i) with Cat 3 voice and later VoLTE feature set on time.

·   Successfully achieved ATT Technical acceptance of NVIDIA M.2 i500 LTE Modem based module, which was subsequently used in various products.

·   Delivered Technical acceptance of Shield Tablet LTE on time.

·   Served as a technical anchor point in understanding carrier related requirements and resolving issues that were a major road block during product launches and critical approvals.

·   By Generating test scenarios based on the requirements, acquired good knowledge of LTE protocol stack.

 

PROFESSIONAL EXPERIENCE

NVIDIA Corp, Redmond, WA                                                                                 

·   Lead the core modem validation team responsible for operator approvals and drove Carrier acceptance of NVIDIA modem & modem related OEM products with Operators.

·   As a part of the team, I was responsible for ATT ADAPT and product certification cycles.

·   Successfully achieved Carrier acceptance on Cat 3 Data only for i500 and Data with voice support along with VoLTE on NVIDIA’s first integrated chipset Tegra 4i.

·   In coordination with our technical lead and program manager, we would decide the test scope of the projects and the viability of feature support wrt ATT req.

·   Responsible for technical coordination with ATT lab & external lab folks during Lab Entry or operator related approvals.

·   Resolved number of Carrier acceptance script related issues with test vendors.

·   Resolved feature related discrepancies in ATT test specs, which were specific to modem implementation.

·   Good understanding on NAS, LTE RRC specs and IMS dependency on NAS modules.

·   Maintain and update Perl automation on regular basis as and when requirements and new features are added.

·   Proactively suggest platform level driver issues, which were later, fixed in products.

·   Proactively involved in addressing product & modem related capability definitions in configuring device capabilities as and when there was requirement to address specific target device type and operator device requirements.

·   Worked on ISIM, Network Selection, SIM ME, Carrier Aggregation, Volte Border, LTE Radio Performance, Inter–RAT, Device Aggression Management (DAM), Armed agent Radio Policy Manager (RPM), Data Control and various other features covered under ATT Requirements.

·   Hands on experience in working with major System simulators like Anite, Anritsu, Rohde & Schwarz and Spirent.

·   Hands on experience in deep dive analysis of UE logs to the exact module of the protocol stack.

·   Regular interaction with core development on the individual stack level issues.

 

Qualcomm Inc, San Diego, CA                                                                            

·   Validated core modem functionalities related to LTE IRAT, as part of LTE IRAT(3GPP)

·   Worked on LTE IRAT features such as Redirection, Reselection, Handover, CSFB and Cell Change Order.

·   Focus on core 3GPP IRAT feature verification using Anritsu RTD Qualcomm custom scripts in Lab environment and verifying modem features using UE logs.

·   Good understanding of 3GPP LTE specifications.

·   Gained experience and understanding of functional level System test during the course of work at Qualcomm.

·   Responsible for performing regular Sanity and Regression testing

 

Samsung, Richardson, TX                                     

·   Perform testing of LTE devices on different vendor networks.

·   Responsible for testing of Samsung LTE devices for Verizon, Sprint and ATT according to the standard Operator test plan documents.

·   Have good understanding of Modem performance testing on live network.

·   Perform test cases on the field using Samsung modem and analyze logs to find the behavior and operability of various test cases such as reselection, IRAT redirection, idle wake up and regression testing.

·   Performed automated test cases using Anritsu Equipment for Verizon performance issues.

·   Responsible for analyzing UE logs and preparing detailed reports on the issues monitored while testing.

·   Hands on experience using logging tools and Android based devices for performing IOT.

 

CSS Corp (formerly Glow Networks)

·   Worked as an RF field test engineer for Ericsson in the LTE network deployment in Dallas area. Tested eNodeBs for throughput performances using Iperf script and monitoring tools like LLDM and TEMS.

·   Performed cluster drives to determine cell edge coverage using DRT and PCTEL scanners and TEMS.

·   Provided live field support for test cases such as DRX (Discontinuous reception), scheduling and ANR (Automatic Neighbor Relation) in single user and multiuser scenarios.

·   Hands on experience in performing test cases with UE’s from multiple vendors like LG, Samsung, Sierra Wireless, Qualcomm and HTC.

·   Performed reselection, redirection, CSFB and ANR testing for ATT FFA project.

·   Tested CDMA2000 voice networks with data collection tool X-CAL and performed shakedowns, softer handoff, soft handoff, hard handoff, cluster drives.

·   Performed Phase 1and Phase 2 911 call testing in Shreveport area for Sprint.

 

ACADEMIC PROJECTS & PAPERS

·   Robust Header Compression Technique for Real-Time Services

·   Mobile TV Technologies and trends

·   Cloud Computing Platforms and business trends

·   Real Time Streaming Protocol

·   Mobile Controlled Spying Robot