SUMMARY:

• Over 8 years of diverse experience in Engineering, with emphasis on Wireless and Mobile Communication, Product and infrastructure Verification involving System and Performance Testing, Quality Assurance and automation using Waterfall and Agile methodologies.
• Senior Software QA Engineer for Residential Gateways at Confidential .
• Lead Verification Engineer for ASTRO 25 (2 way Radio) wireless systems at Confidential .
• Experienced in Functional and Performance Verification of Cellular Mobile Handset, WiMAX System and devices, and ASTRO 25 (2 way radio) Infrastructure for Mission Critical Voice and Data at Confidential .
• Experienced with direct customer interaction and third party integration representing Confidential for the ASTRO 25 Systems.
• Well versed in project management, various phases of software development life cycle and product validation using functional and Performance test methodologies involving automation testing tools, user stories and requirements; test planning and creation; test case execution and review; interpreting and presenting test results and analysis; bug reporting and tracking.
• Proficient at UI, Automation, Functional, System Integration, Regression, system testing, Database, load and stress, performance testing, KPI measurement on various Motorola product & web based applications.
• Worked with Software Developers, Architects and Customers to understand the product, features and implementation to achieve in - depth testing.
• Strong understanding of protocols like TCP/IP, UDP, Mobile IP, VLAN, RIP, OSPF, EIGRP and spanning tree
• Obtained TCP/IP certification and advance network course training from Harper College for CISCO certification.
• Excellent communication and presentation skills, self-starter, quick learner, team player

TECHNICAL SKILLS:

Programming: Basic C and python programming, Microprocessor 8085, Microcontroller - 8051

Networking: Knowledge of GSM, CDMA, TCP/IP, WLAN- 802.11, WiMAX-802.13, Spirent Fader setup, Motorola routers, HP switches, CISCO routers and Switches, Juniper Firewalls and routing protocols.

Operating Systems: Windows, Linux Ubuntu, VMware ESXi.

Other software skills: Worked with Micro wind, Magic, Sue, Irsim, Hspice, RSD lite, Selenium, Spirent Test center, APTest, Test StudioWireshark, Iperf / Jperf. Network instruments capture analyzer, IXIA catapult, Omni peak, Auto hotkey, Automate, Dragon data tool, UDP Data tool, Anue impairment tool, ProComm plus, 3CS Server, Solar Winds, Voyence, NICE and Verint voice logger and recorder, JIRA, IXIA Veriwave WaveApps, WaveQoE, APTest Manager.

Languages: Fluent in English, Telugu, Kannada, Hindi and Tamil

PROFESSIONAL EXPERIENCE:

Confidential, Austin, Texas

Senior Software QA Engineer

• Responsible for product quality of Double play and triple play Residential Gateways ( MODEM / ROUTERS) for Wi-Fi, Cable and voice for Set Top Boxes
• Testing various Wi-Fi quality measurements like throughput, goodput, DHCP, performance, packet loss on the Gateways.
• RF isolation testing of Wi-Fi module of the Gateway using RF Chambers.
• Experienced in using iperf and IXIA Veriwave for Wi-Fi Testing on 20,40 and 80MHz channels for 802.11 b,g,n and ac
• Testing Wi-Fi Security functionality including WPA, WEP, Open, Guest modes on 2.4GHz and 5GHz
• Logging, validating defects and test defect management on JIRA platform. Providing logs and necessary defect reproduction instructions to help development team’s trouble shoot issue.
• Validating private builds for developers and helping development teams triage defects.
• Experienced in BVT(Build Verification Test) for Gateway’s using ARTS Automation Framework
• Python based Automation for regression and longevity testing of MODEMS / Gateways.

Confidential, Schaumburg, IL

Sr. Electrical Engineer Test

• Performance System Owner (System lead) for Verification of Mission Critical Voice and Data for ASTRO 25(2 way Radio) Infrastructure team.
• Responsible for System integration, System testing and Performance testing of various ASTRO 25 - 2 way radio products at Motorola Solutions.
• Experienced working with direct customers - Customer demos for new products and functionality, help debug field issues, providing lab tours to customers and represent the department from a test scope and SDLC perspective.
• Worked independently as a System Owner(System Lead) of ASTRO 25 systems for over 4 years by being the point of contact for release management, product teams, System Design and external teams providing test scope and system enablement risk assessment, mitigating risks, providing status report and help in key issue prioritization.
• Responsible for planning and managing all configuration, install and system usage activities, co-ordinate test activity, facilitate issue debug and analysis, collaborate with multiple teams local and international for product test, debug, defect analysis and fix validations on the system.
• Mentored and trained newer Engineers and Interns in the team and regarded SME in multiple Network and ASTRO 25 features.
• Lead various collaborative verification activities on VMware Virtual Machines for testing server performance, Fault tolerance and VCenter with emphasis on server level performance analysis and capacity testing involving monitoring and analyzing system level statistical data, network captures, and key measurements for improving overall system performance.
• Programming Radios with appropriate code plugs, changing RF parameters on Radio using APX software, testing radio behavior on various channels.
• Upgrading and Installing ASTRO servers which involve Windows, Linux, Voyence and VMware ESXi
• Verifying and validating various features of ASTRO like IP Simulcast, Multicast, Dynamic System Resilience, Add LAN Dual LAN, Dispatch console and SoftOP.
• Experienced in working with third party Vendor companies NICE and Verint for configuring, installing, testing and debugging of Voice recorder, archiving interface and playback solution and certifying their product’s quality on Motorola Solutions Infrastructure.
• Worked hands on loading, Configuring and testing routers, switches and firewalls for IPv4 Systems.
• Used AutoHotkey and Automate for GUI automation & testing of Motorola ASTRO 25 applications and products.
• Installation and configuration of Oracle GAS(Generic Application Server) and HP ProLiant Virtual machines for ASTRO systems independently and collaborating with development teams during installations
• Experienced in performance testing of ASTRO product including but not limited to new feature, regression, load and stress, longevity and KPI testing.
• Heavily involved in ASTRO system defect debugging for both test found and Customer found issues.
• Well versed with Scope documents, L1, L2 requirements, Test case generation and technical reviews (FTR).
• Worked with teams like Real time Video, LTE, Premier One teams for inter-op testing with ASTRO P25 solution

Confidential, Arlington Heights, IL

System Test Engineer

• Motorola WiMAX Network SIST - QMP (Quality of Service and Mobility Performance) Team along with GUI based testing
• Worked intensively on Mobility of the WiMAX system and QoS provided
• Experience in various WiMAX device(CPE) testing including Clear wire, Intel and Beceem CPE
• Developed expertise in finding, root causing, debugging defects and working with various development teams in analyzing, testing and troubleshooting issues related to Call Processing, Mobility, Quality of Service, CAPC and AAA authentication.
• Helped development teams reproduce and analyze field based issues and verified the fixes for field issues..
• Measure and tested throughput at various Cell locations, path loss estimations and cell edge testing.
• Performed Regression testing comprising of Active Mobility, Handover RF, Idle Mode Mobility & Error Scenarios, Mobility Performance (with Service Flows and Connection Outage), Mobility with different Ratios, Service Flow Classifiers, Service Flow Creation, VLAN B/Simple IP, Antenna Technology (CSTD, MIMO), 3-Sector Mobility Scenarios, Feature Interaction Multi-Carrier, 4xModem, Max Sustained Rate, Admission control, Service Flow Performance, Sleep Mode, DAP Duo.
• Used Spirent Test Center for performance testing and verifying throughput, jitter, latency, packet loss for various QoS service flows.
• Access Point installation, RF head installation, up gradation of AP and CPE.
• Experience in using WiMAX EMS for adding various AP’s i.e. cloning AP’s, bootstrapping the AP’s to the EMS, adding sectors to the AP’s, configuring paging groups and payload cards on the CAPC’s under the EMS
• Calibrating the WiMAX EMS based on the configuration guide for global parameters, CAPC, AP, Payload, paging group information.
• Loading up the WiMAX EMS with the latest software loads for AP, CPE, CAPC and pushing the load on to respective Network elements.
• Used the CAPC LMTS (local maintenance terminal system) to enable debug features on the CAPC for log capture.
• Tested Real world Mobility scenarios using Spirent Fader setup.
• Ran various TER (Test Exit Reports) on Manual and Semi-Automation setups for loads going out to the field.

Confidential, Libertyville, IL

Software Mobile handset Test Engineer

• Motorola CDMA Cellular Handset testing features - Messaging (SMS, MMS), Web UI and mobile feature interaction.
• Responsible for execution of test cases specific to Verizon, Alltel, US Cellular for Motorola CDMA handsets
• Identified product specific problems and helped in the analysis, reproduction, and testing of various scenarios.
• Reported various software related defects and bugs to development teams an assisted them in analysis and verification of fixes.
• Performed Manual and Automation testing on Mobile handsets for Motorola.
• Experience in Sanity, Feature and Regression testing.
• Very Efficient and experienced in ET (Exploratory testing) of mobile devices.
• Assisted in the analysis and assessment of defects reported by CDMA- Verizon and ROW mobility networks
• Experience with testing user interfaces on CDMA and GSM mobile device.

Internship

Confidential

• Worked for a team which dealt with making unmanned aircrafts
• Actively involved in designing the Receiver block for the aircraft
• Involved in basic testing of the Receiver circuitry
• Used Cadence and simulation tools to verify the PLL used in the aircraft.