Experience

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  ZD Automotive

  • Beijing, China

  • System Integration Specialist

    • Feb 2024 - Present
    • Beijing, China

    Overall Responsibilities:• E2E connectivity testing environment for colorful and grey services.• Support Rest of Asia(KR,JP,TW,HK)• Maintain benches and vehicles.Team Management:Weekly/daily task assigning to RoA Testers for Bench/Cars Setup• Planning and setting goals for the Test Setup Team• Resolve Issues and Roadblocks• Monitoring Testers and Test Setup Team that Environment is up to Standard• Develop Clarity and Understanding & Training for Local OfficeTeam.Test Management:• Planning of Software and Hardware before starting of projectPreparation of environment for testing according to standard SW and HW combination• Supporting all markets (CN-JP-KR-TW-HK) local testing team for their technical issues related to Car2x Services, Colorful Services,Software issues, Hardware issues or some other coding/calibrationrelated issues• Supporting all testing teams for test benches and cars to setup in rightPR Configuration• Check all the environment status from every market on weekly basis• Support on daily, weekly basis for back-end issues or any other registration issues in back-end• Troubleshooting for Esim issue, Backend Configuration Issue, VIN Data Issue and PSO related.

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  Beijing Telecompass Space Technology Co.LTD

  • Beijing, China

  • LTE/NR system integration and verification engineer

    • Sep 2021 - Jan 2024
    • Beijing, China

    (a)Write test plan, plan detailed test plan and test case.(b) Build and maintain the test environment according to the test plan.(c) Carry out test work and submit test report. It includes writing automatic test script for testing, recording test results completely, writing complete test report and other related technical documents;(d) Analyze and locate the problems found in the test in detail, and discuss the solution with developers.(e) Put forward suggestions for further improvement of the product, and evaluate whether the improvement scheme is reasonable; summarize and statistically analyze the test results, track the test, and give feedback

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  Ericsson

  • NR/5G System integration and verification Engineer

    • Apr 2019 - Aug 2020

    ➢ Design and prepare test environment, including device under test (DUT) and test instruments for NR 5G NSA Project➢ Responsible to fulfill all the assigned tasks within time and quality team➢ Responsible to help R&D team for troubleshooting and finding root cause➢ To verify the performance of Multi-SSb and beam switch feature for CMCC➢ To draw the SSB beam shape (SSB-RSRP /SSB-SINR vs position (horizontal view and vertical view), +45 and -45 polar and combined using Excel/MATLAB➢ Responsible to collect the logs (UE, enB, gnB) and analyze the results using QCAT and LOGTOOL.➢ Responsible to draw link curve which includes Throughput VS SSB-SINR at different positions➢ To verify the peak throughput of 4SSB before and after beam switch➢ To verify PDCCH beamforming gain in macro and hot spot scenarios using Sanjole wavejudge➢ Installation, troubleshooting and upgrading the Qualcomm UE to the latest versions and make sure it meets the criteria of our test requirement➢ Worked with the Radio team to verify AIR3236 product using RTM and C2ET tools. Main responsibilities were to integrate and verify LTE 20MHz, NR 20MHz, NR100MHz, LTE Dual carriers, NR Dual carriers, LTE 3 carriers, NR & LTE Mixed mode with different scenarios on 32 branches using RTM and C2ET tools (FDD&TDD)➢ Responsible for writing NR NSA/SA KPI formulas on ITK server to get auto results➢ Summarize and transfer knowledge to team members➢ Responsible for writing daily reports and summarize results

  • LTE System Integration and Verification engineer

    • Sep 2018 - Mar 2019

    ➢ Design and prepare test environment, including device under test (DUT) and test instruments for Massive MIMO Project➢ Responsible for ensuring product quality, securing test methods and test environment to fulfill all the assigned test activities within approved cost, time and quality frame.➢ Experience using tools QXDM, CDS, TEMS, VNC-VIEWER for throughput performance testing➢ Responsible for executing functional / non-functional test cases➢ Setup and improve test line from zero, integrate from modules to whole system➢ Test case execution, issue TR (trouble report) or CR (change request)➢ Troubleshooting and find root cause together with design and system, and 3rd party engineers➢ Drive technical and non-technical issue resolving in testing➢ Responsible for writing daily reports, summary and analyze the results➢ Support trial and customer projects➢ Summarize and transfer knowledge to team members➢ Cooperate with the design and system team by catching traces and plotting figures on MATLAB to improve the work efficiency Position: NR 5G System integration and verification Engineer