Thermal Engineering Intern (Summer 2027)
- No experience required
- US citizenship
- ITAR / US person
How this pay compares
This posting states $83.2k a year. Open mechanical engineer jobs in California post a median of $158k a year, the middle half $130k–$180k, across 266 jobs that state their pay, so this one is below the middle half of what they post.
Mechanical engineers in California: pay by town and employer
About the job
## About the role Summer internships will range between the months of May and September depending on university schedules. Internship is full-time and on-site in San Jose, CA. The Thermal Engineering team at Muon is responsible for thermal performance and safety of flight hardware across all satellite platforms, including Muon-designed avionics hardware and instruments.
Interns are expected to take ownership over thermal efforts ranging from hardware design, test, and analysis. The impact you will have as a Thermal Engineering intern will be immediately reflected in the next generation of Muon satellites. Muon is a small and fast growing startup which offers interns the experience to get direct mentorship and have real impact on our programs.
As an intern, you'll collaborate with a dynamic team in a startup environment and have the chance to learn from some of the most accomplished and experienced aerospace professionals in the industry.
We're committed to offering an experience where your decisions and contributions play a pivotal role in driving Muon's success. ## Responsibilities - Take ownership of or contribute to the design, analysis, documentation, and test of spacecraft thermal control subsystem and its components - Propose and iterate on improvements for new and existing thermal hardware - Write and monitor thermal tests to characterize performance - Conduct analysis to support development and testing ## Qualifications - Experience with thermal test and analysis - Test planning and execution, creation of slide decks, presentations, Google Sheets - Coursework or relevant experience in several of the following: Thermodynamics, Numerical Analysis, Finite Elements, Software Engineering, Project Engineering - Portfolio of example thermal design, analysis, integration, test work ## Nice-to-have Skills - Previous internship or co-op experience - Previous experience on technical project teams - Experience with Thermal Desktop - Understanding of physics and orbital mechanics - Experience with thermal testing: development testing, component & system-level ## Pay range Bachelor's $40/hour Master's $45/hour PhD $50/hour ## About Muon Space Founded 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 Team At 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. ## Muon is currently registered and able to hire in the following states AL, AZ, CA, CO, CT, DC, FL, GA, IL, IA, ID, MD, MA, MI, MN, MO, NJ, NY, NC, OH, OR, PA, TN, TX, VT, VA, WA ## ITAR/EAR Requirements This position requires access to export controlled information.
To conform to U.S.
Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency.
The Company may, for legitimate business reasons, decline to pursue any export licensing process.
From Muon Space's job posting, checked 7 Nov 2026. The employer's own page is the final word on requirements and availability.
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About Muon Space
Designs, builds and operates mission-optimized satellite constellations.
Pay on its listings: 98.6% of its open jobs state an hourly rate
How it pays: Paid as an employee on Muon Space's own payroll (salaried or hourly, as each posting states).
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