Compliance GNSS Lab Test EngineerValidate GNSS and cellular positioning performance on mobile devices across all carriers.Validate 3GPP cellular and hybrid positioning technologies, including ECID and OTDOA, with detailed analysis of LPP, SUPL, and RRLP protocol messaging and procedures.Execute and analyze CTIA GNSS OTA and E911 certification test cases, ensuring compliance with carrier and regulatory positioning requirements.Develop and maintain Python automation scripts for test execution, log collection, and data analysis.Automate device control and testing workflows using ADB scripting for Android platforms and contribute to development of test automation frameworks and regression test environments.Execute suites using Keysight, Spirent, or Rohde & Schwarz test platformsPerform GNSS performance tests and analysis involving Lab KPI such as TTF, Positioning stats and sensitivity.Analyze test results, identify root causes, and report issues to engineering teams.Support GNSS debugging and mobile device troubleshooting for readiness.Collaborate with cross-functional teams including modem, GNSS software teams to resolve issues.Follow all the company policies and procedures to ensure product integrity and good quality.MS in Telecommunications, Electrical engineering or related fields2-5 years of laboratory experience in mobile devices testingStrong understanding of 3GPP positioning technologies (ECID, OTDOA) and knowledge of 3GPP specifications related to LTE/NR positioning.Strong knowledge of LTE and 5G NR technologiesExperience with E911 positioning validation and certification requirements.Strong Python scripting for automation.Experience with GNSS or wireless test platforms (Keysight / Spirent / Rohde & Schwarz).