RF Test Engineer San Jose, CA

Muon is looking for an AIT RF Test Engineer to support subsystem-level testing and the integration and testing of spacecraft RF systems. You’ll plan and execute RF tests, operate specialized test equipment, and ensure system performance meets mission requirements. This role is hands‑on and highly collaborative, working closely with design, systems, and test teams across the spacecraft program lifecycle.ResponsibilitiesPlan, develop, and execute spacecraft‑level and subsystem‑level RF tests, including link performance, antenna pattern, and RF functional testing.Configure, operate, and troubleshoot RF test equipment such as spectrum analyzers, signal generators, vector network analyzers (VNAs), power meters, and RF switch matrices.Develop and maintain detailed test procedures, setup schematics, and data analysis tools.Support RF hardware integration, including antenna installation, RF harness connections, and test setup verification.Work with design, systems, and mission operations teams to define and validate RF test configurations and parameters.Perform data reduction, analysis, and report generation for test results and anomalies.Support troubleshooting and root‑cause investigations for RF system anomalies.Ensure compliance with test safety procedures and RF exposure requirements.Contribute to process improvements and lessons learned for future spacecraft AIT programs.QualificationsBachelor’s degree in Electrical Engineering, Physics, or related technical discipline.3–7 years of experience in RF systems testing, preferably in aerospace, satellite, or defense environments.Strong knowledge of RF fundamentals, including S‑parameters, link budgets, and antenna performance metrics.Proficiency in using RF test instruments (VNA, spectrum analyzer, signal generator, etc.) and associated automation tools.Familiarity with test environments such as anechoic chambers, thermal vacuum chambers, and EMC test facilities.Experience with RF cables, connectors, and calibration techniques.Strong analytical and documentation skills, with attention to detail and data accuracy.Excellent communication and teamwork abilities in cross‑functional environments.Nice‑to‑have SkillsExperience supporting spacecraft or satellite RF systems (TT&C, payload, crosslink, or telemetry).Experience automating tests with LabVIEW, Python, or MATLAB.Understanding of EMC/EMI testing and requirements.Familiarity with MIL‑STD, NASA, or ECSS test standards.The salary range for this role is $138,000 - $158,000 plus a competitive equity grant and comprehensive benefits package. Final compensation will be based on skills, qualifications, experience, and geographic location as assessed during the interview process.About Muon SpaceFounded in 2021, Muon Space is an end‑to‑end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission‑critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time‑to‑orbit and superior constellation remote sensing performance. Our state‑of‑the‑art facility in the heart of Silicon Valley is optimized for manufacturing spacecraft and rapid, flexible payload integration at scale. From climate monitoring to national security, Muon Space is dedicated to delivering Earth Intelligence for a safer and more resilient world.Taking Care of Our TeamAt Muon salary is only part of our total compensation package. In addition to salary, full‑time employees receive equity compensation as well as benefits including medical, dental, and vision insurance, a 401k retirement plan, short & long term disability and life insurance. We also offer three weeks paid vacation for new employees, along with 12 paid holidays, unlimited sick time and paid parental leave.Our mission embraces the entire planet and we believe our team should too. Muon is dedicated to creating a diverse and dynamic company and workforce. We believe in equal employment opportunity regardless of race, color, ancestry, religion, sex, age, national origin, citizenship, sexual orientation, marital status, disability, or gender identity. We value diversity in the workplace, and that starts with our applicants. We encourage you to apply, even if you don't check all the boxes, and we look forward to reviewing your application In addition, if you need a reasonable accommodation as part of your application for employment or interviews with us, please let us know. #J-18808-Ljbffr