New

Systems Test Engineer

Spectraforce Technologies
United States, California, San Diego
Apr 16, 2026
Job Title: Systems Test Engineer (5G/LTE Protocol Testing) Location: San Diego California 100% Onsite Duration : 24 Months Work Schedule: 40 hours/week (5 days, 8 hours/day) Overview Join an engineering team in intellectual property (IP) department which develops setups to test a wide variety of commercially available mobile products. In addition to designing and executing common 5G NR / LTE protocol stack test scenarios, the ideal candidate will have a strong interest in unconventional approaches to call scenario development and mobile device testing, enjoy working in a lab environment and have an affinity to develop practical test solutions. Candidates must have a proven track record in 3GPP protocol analysis and related troubleshooting. Strong communication and interpersonal skills are required as well as great interest in new technologies. Major responsibilities include: Detailed test plan generation based on high level test requirements provided by systems engineering Development of call scenarios across various cellular air interfaces to test commercially available mobile products Protocol testing in a LAB environment Post-processing, analyzing and presenting test results to engineering and legal teams 3GPP standard and specification research Identification of applicable GCF tests to show 3GPP standard compliance Required Education & Experience Bachelor's degree in Engineering, Information Systems, Computer Science, or related field + 4 years of relevant experience OR Master's degree in Engineering, Information Systems, Computer Science, or related field and 3+ years of Systems Test Engineering or related work experience. OR PhD in Engineering, Information Systems, Computer Science, or related field and 2+ years of Systems Test Engineering or related work experience. TECHNICAL SKILLS Must Have - 5G NR (3GPP Release 15), LTE FDD/TDD - 5G NR (NSA/SA), LTE protocol stacks including PHY/ MAC/ RLC/ PDCP/ RRC/ NAS/ Upper layers 8-12 years of industry experience in the following areas required: - Call scenario development (5G NR / LTE) for Keysight E7515B (UXM 5G) using PRT and / or Test App - Programming skills in Python/ Matlab - Test equipment such as spectrum analyzer, oscilloscope, UE power analyzer TECHNICAL SKILLS Must Have - 5G NR (3GPP Release 15), LTE FDD/TDD - 5G NR (NSA/SA), LTE protocol stacks including PHY/ MAC/ RLC/ PDCP/ RRC/ NAS/ Upper layers 8-12 years of industry experience in the following areas required: - Call scenario development (5G NR / LTE) for Keysight E7515B (UXM 5G) using PRT and / or Test App - Programming skills in Python/ Matlab - Test equipment such as spectrum analyzer, oscilloscope, UE power analyzer Nice To Have Additional skills in the following areas are a plus: Experience in 802.11 ac /a/b/g/n standards and various WIFI/BT features Knowledge of Qualcomm QXDM, MTP provisioning and testing - Analysis tools such as Wireshark Prior exposure to patents and intellectual property (IP) analysis