RAN Validation Engineer (Starlink Mobile)
Core
Validating and optimizing the 4G/5G RAN software protocol stack for SpaceX's satellite-to-mobile network to deliver cellular connectivity to billions of existing devices.
Role type
RAN Validation Engineer
Builds
Satellite-to-mobile network (Starlink Mobile) for global cellular connectivity
Domain
Telecommunications / Satellite Communications / 4G/5G Networks
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
RAN parameter configuration and optimization, Python for test automation, Linux, Git, LTE/5G-NR test case development, UE and eNB/gNB log analysis, RAN lab infrastructure management, 3GPP specifications knowledge
Preferred skills
eNB/gNB and modem validation, new product introduction certification, PHY/MAC/RRC layer debugging, UE log analysis tools (QXDM/XCAL), RAN lab equipment and RF troubleshooting, R17+ RAN features
Technologies
Python, Linux, Git, QXDM, XCAL, 3GPP R17+
Responsibilities
Develop and maintain automated test cases for eNB/gNB feature validation; Analyze UE and eNB/gNB logs to debug and root-cause RAN issues; Lead UE log collection and field testing; Build software tools to analyze RAN performance and tune parameters; Manage and prioritize network issues; Troubleshoot and maintain RAN lab infrastructure
Seniority
Mid-level, hands-on IC