Thermal Engineer II
Muon Space· Engineering - Hardware
Hybrid (San Jose, CA)$153k - $172kfull-timePosted 2mo ago
About the role
Thermal Engineer II responsible for the thermal design and analysis of spacecraft assemblies and subsystems, from hand calcs and models to TVAC test support, within a hybrid onsite role in San Jose, CA.
Responsibilities
- Build and run thermal models (Thermal Desktop or similar): TVAC margin, conduction/radiation hand calcs, and transient analyses.
- Own the thermal analysis package for an assembly or subsystem end-to-end.
- Size radiators and heaters and define component thermal limits and margins.
- Support thermal verification and TVAC test campaigns, including data reduction.
- Coordinate thermal interfaces with mechanical, electrical, and systems teams.
- Mentor interns and junior engineers through model reviews.
Qualifications
- 5+ years (BS+5 / MS+3) in spacecraft or aerospace thermal engineering.
- Independent user of a thermal analysis package (Thermal Desktop or equivalent).
- Experience with TVAC or other spacecraft thermal testing.
- Solid grasp of conduction/radiation fundamentals and hand calcs.
- B.S. or higher in Mechanical, Aerospace, Physics, or a related field.
Skills
Required:Thermal analysisTVAC testingConduction/Radiation hand calcs
Benefits
- equity grant
- medical, dental, and vision insurance
- 401k retirement plan
- short & long term disability and life insurance
- three weeks paid vacation
- 12 paid holidays
- unlimited sick time
- paid parental leave
Last updated Sep 19, 2026. Interested? Apply on the company site.
About Muon Space
The Mission Foundry — designing, building, and operating high-performance satellite constellations for National Security, civil, and commercial customers.
Design, build, and operate mission-optimized satellite constellations with Muon Space.
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