RAN Validation Engineer – 4G/5G Mobile Connectivity

SpaceX; Palo Alto (CA); On-site; USD 135,000 - 210,000; Full time

Benefits offered by this job

Stock options

Performance bonuses

Medical, vision, dental

Job summary

SpaceX is seeking a RAN Validation Engineer for the Starlink Mobile program in California to validate and optimize the 4G/5G RAN stack. You will develop automated tests, run lab and field tests, and analyze performance while collaborating with software teams to resolve issues.

Responsibilities include building tools to analyze RAN KPIs, leading field testing, and tuning eNB/gNB parameters. Strong Python/Linux experience and LTE/5G-NR knowledge are essential.

Qualifications

• Bachelor’s degree in a STEM discipline.
• Experience with RAN parameter configuration, optimization, and performance analysis.
• Experience with Python for test automation and data analysis, along with Linux and Git.
• Experience developing, executing, and managing LTE/5G-NR test cases (planning and results tracking).

Responsibilities

• Develop and maintain automated test cases and frameworks for eNB/gNB feature validation, including functional, performance, interoperability, and regression testing.
• Analyze UE and eNB/gNB logs to debug RAN issues and collaborate with developers to drive fixes.
• Lead UE log collection and field testing to support eNB/gNB feature development.
• Build software tools and database queries to analyze RAN performance and tune eNB/gNB parameters to optimize KPIs.
• Manage and prioritize network issues and work with developers to resolve them.
• Troubleshoot and maintain RAN lab infrastructure in collaboration with partner teams.

Skills

RAN parameter configuration

Python

Linux

Git

LTE/5G-NR testing

Education

Bachelor’s degree in STEM

Tools

QXDM

XCAL

Testbed equipment

Job description

SpaceX is seeking a RAN Validation Engineer for the Starlink Mobile program in California to validate and optimize the 4G/5G RAN stack. You will develop automated tests, run lab and field tests, and analyze performance while collaborating with software teams to resolve issues.

Responsibilities include building tools to analyze RAN KPIs, leading field testing, and tuning eNB/gNB parameters. Strong Python/Linux experience and LTE/5G-NR knowledge are essential.