Engineer Test Cases

Solomon Mugirakamaro

425-***-**** ********@*****.***

Driven technical professional with strong background in Mobile handset Development, Certification and project management. Proven ability to plan, schedule and implement multiple deadline driven projects. Experienced wireless communications professional and great inter-personnel skills along with expertise of working with various handset and equipment vendors on different projects. Robust knowledge of GCF, PTCRB, IOT, PRE-FIT/ FIT/G-FIT for CDMA, GSM, UMTS, and LTE. Experience testing 3GPP, 3GPP2 and wireless layer2, layer 3 and application layer protocol. Good Experience on AT&T Device Certification on 10776, 16411 SPE and CIQ Embedded Agent SW integration.

Professional Experience

Senior QA Consultant @ Spectrum for Excelacom, 2017 - Present

Leader in defining test strategy and leading test execution with 100% coverage

Actively and consistently improve test processes and efforts to enhance the quality and so customer experience

Works closely with cross functional teams including development teams, program management, vendors and all other stake holders

Lead the team by example in creating test strategies, test plans, execution, follow up and reporting

Find bugs in functional, protocol and E2E testing of various Wi-Fi and E2E functional and Integration testing

Responsible for all aspects of testing of Wi-Fi user experience

Ensure 100% test coverage and execution

Find bugs, follow up and triage of bugs. Follow up with bug fixes with various teams and close the bugs with validation and logical conclusions

Train and build test teams with drive for efficiency and improvement in test execution

Work with product and development teams to understand requirements and develop test plans and timelines, and to ensure developed products meet customer expectations

Champion testing best-practices within the engineering organization in System Integration Testing, E2E Functional testing

Coordinate with third party testers to create test plans and track issues

Write and Review SOW’s

Principal engineer @ AT&T Big-Data July 2016 – April 2017

Responsible for executing AT&T 10776, 3GPP and 3GPP2 protocol testing on different android OEMS

Write different Test plan and test cases

Work with internal and external labs to implement and validate the test cases

Drive the Automation process (from manual testing to Automation)

Work with different OEM like Samsung LG, ZTE and HTC on SW fixes

Drive software quality improvements to meet lab entry and acceptance milestones

troubleshooting issues found

Work with a team to ensure coverage requirements are met

Interface with other teams on meeting time-lines and schedules

Provide weekly reports on testing updates and issues to Project Management

Ensure comprehensive coverage and issue resolution within project schedules

Work with field team in testing features

Analyze and debug field logs

Feedback with Systems/SW/FW to resolve the issues

Test devices using QXDM, QCAT and QPST, Wireshark, Windcatcher, Spirent, Nomad and Datum

Analyze the log and generate report

Identified, isolated, reported and tracked defects in Quality Center(HPQC) and Jira

Calibrated Test devices and trained new engineers

Lead Engineer @ Google January 2016 – September 2016

Develop, execute, and maintain test plans, test cases, test suites, test scripts, and test data

Review and validate software requirements and functional design specifications

Perform manual and automated functional testing on all product platforms

Analyze test results from a technical standpoint and ability to isolate defects

Track and report the test status and test coverage on all assigned tasks

Report and maintain software defects

Pro-actively review and seek clarification on Project Requirement

Experience using JIRA /Confluence / CMS tools.

Test devices using QXDM, QCAT and QPST, Wireshark, Windcatcher, Muse, Nomad, Datum

Analyze the log and generate report

Senior Test Engineer (Modem) @ Qualcomm 2015 - 2016

Responsible for executing field tests on QCs latest test devices and software, troubleshooting issues found and collecting KPI for different product lines on Verizon, ATT or T-Mobile OTA network.

Responsible for debugging/reproducing hard to reproduce issues encountered in the field during testing

Tasked with multimode operations, comprising technology areas such as LTE and VoLTE

Sanity and Regression testing on various chipset for LTE technology

Test execution for all the technologies including CDMA, LTE & VOLTE for different product lines.

Inter/ intra frequency, IRAT reselection, handover, redirection, CSFB, PLMN search, out of service, Radio Link Failure, SIM reset, compressed mode, multiple PDP, MMS, SMS and throughput scenarios.

Test Engineer @ Sony Mobile 2013 – 2015

Worked closely with project manager to accomplish assigned project tasks as per schedule and procedure for Sony Mobile DFIT/GFIT project. Work closely with client management to understand project requirements, design interactive process flow and achieve expected results

Execute field testing for Sony Mobile devices for upcoming new cell phone devices and tablets for different carriers like Verizon and T-Mobile based on 3GPP/3GPP2 standards

Responsible for complete FIT cycle, regression testing, generate test report for each test cycle, and submit the results observed during test cycle

Execute stationary testing and mobility testing for different firmware for VOLTE, IMS, SRLTE, LTE, EVDO and 1XRTT technologies using specific test procedure

Accomplish analysis of SIP messages, NAS layer messages, layer3 messages, IMS protocol messages and other LTE air interface messages from collected logs using QXDM and QCAT

Performing system, feature, regression, protocol, sanity, application, Wi-Fi calling, Hotspot, KPI, throughput testing, call performance, VOIP and different kinds of Lab and field test cases

Executing test cases of Wi-Fi 802.11 b/g/n, TCP/IP and Bluetooth

Accomplish Carrier Aggregation, LBS, AGPS, eMBMS test cases

Execution of VoLTE, VToLTE, VoWIFI, VToWIFI and Rove In/Rove Out/Hand in/Hand out tests

Senior Engineer @ Samsung Telecommunications America February 2011 – 2013

Working for device verification stage of different upcoming projects for hardware and software stability.

Working closely with R & D and Developers to improve quality and stability on different strategic projects.

System testing, performing field test, application testing and writing and modifying different test cases for different projects on different carriers like Verizon Wireless, AT&T, Sprint and T Mobile.

Actively involved in VZW VOLTE,Band 4,Band 2 and Band 13 testing plus legacy technology testing(CDMA and eHRPD)

Execute Verizon FIT and Pre-FIT test plan with Verizon engineers

Performing menu trees, explanatory matrix and different kinds of Lab and field test like regression, protocol, sanity, application, Wi-Fi, Mobile Hotspot, KPI, throughput on different handset on different Networks.

Ensure deliverables are prepared to satisfy the project requirements and schedule

Meet directly with clients like US Cellular, Verizon Wireless and Cricket during Pre-FIT and FIT4Launch stages

Coordinate with Metrico Wireless to ensure continuous support and updates on Metrico tools and Drive routes for all Regional carriers for all markets

Assure the team members addresses all relevant issues

Escalate issues discovered during field test

Performing first-level debugging of issues found and generating test reports and defect reports.

Experience with Diagnostic and post processing tools like QXDM, QCAT and QPST, Wireshark, Windcatcher, Muse, Nomad, Datum

Network Test Engineer @ (Sprint/ThruPoint) July 2011 - January 2012

Serving as LTE Test Engineer for Network modernization with Wireless Service providers. Requirements gathering & drafting test plans per E-UTRAN, EPC, and UE conformance specification.

Execute and analyze logs for test cases like LTE access, single UE throughput, cell throughput, mobility, link adaptation, link budget, LTE-CDMA coexistence etc…

Responsible for scheduling vendor specific and universal test case (UTC) in HP Quality center for execution.

Generate weekly, and monthly report for ALU, Samsung and Ericson.

Map vendor specific test cases to sprint Universal test cases.

Coordinate with RAN and Core certification lead on the status of executed test cases for review.

Review vendor actual results and map them to the expected results.

Review vendor specific test cases procedures, high level description and expected results.

Upload RAN, Core, OSS and SAM test cases in HPQC for reporting purposes.

Keep track of software upgrade on eNB and MME (for Samsung, ALU and Ericsson).

Help core certification lead to witness test cases.

Performing log analysis of CDMA / LTE log files using QCAT.

Test Engineer @ Metrico Wireless Inc. November 2010 - Aug 2011

Effectively delivered field testing services for Metrico's "FIT 4 Launch" device certification program.

Identified and implemented new lab and field-testing methodology.

Designed specifications for test plans and performed data analysis including report generation.

Extensively tested mobile devices using QxDM, XCAL, Actix, Nomad, Datum, and chromatic.

RF Engineer @ Global Wireless Solutions, Inc. March 2007 - 2010

Performed benchmark testing on CDMA/GSM/WCDMA networks across numerous U.S. markets using ASCOM, AGILENT and SWISSQUAL.

Monitor the RSSI, RxLev, RXQUAL, and I/C during testing

Analyze logs file using MapInfo and other application.

Analyzing network related problems (Call drop, Handover failure, Call set up failure, etc.).

Generate the report for clusters and sites for reporting purpose.

Troubleshoot phone related issues

Troubleshoot test equipment related issues

Education

PSG college of Technology (PSG Tech)

BSC Computer Science and Engineering

LTE, CCNA, and MCSE CERTIFIED

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