Relativity Space
Staff Avionics Mechanical Engineer
$150K–$226K
Long Beach, California, United States · Staff · Full-time · Posted Sep 2, 2026
- Experience
- 7+ years.
- Education
- Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
About the job
Owns the design, analysis, testing, and delivery of mechanical hardware for space science avionics platforms, ensuring it is flight-ready and can withstand launch and space environments.
What you'll do
- Design enclosures, mounting structures, thermal accommodations, and spacecraft interfaces for avionics hardware.
- Analyze, build, test, and debug mechanical systems, iterating on structural and thermal designs.
- Lead delivery of avionics mechanical systems from concept through qualification and flight.
What they ask for
- Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
- 7+ years of experience in mechanical design, packaging, or thermal management for aerospace or ruggedized electronic systems.
- Proven ability to deliver mechanical systems from concept through qualification and flight.
- Proficiency with CAD and structural and thermal analysis tools; hands-on experience building, testing, and debugging hardware in a lab.
Nice to have
- Familiarity with NASA or other spaceflight structural verification standards, environmental testing, and qualification.
- Experience with spaceflight avionics or payloads, high-density electronics cooling, or materials and processes for vacuum and radiation environments.
Pay
$150,000 — $226,000 USD (base salary)
Tools
SolidWorks, NX
Model-written summary · the original posting is authoritative