engineering
Posted May 12Thermal Engineer Intern (Fall 2026)
at Astranis
San Francisco, United StatesOn-site
Responsibilities
- Support design trades that successfully balance performance margins, resource use, risk, cost, and schedule.
- Perform thermal analysis to varying degrees of fidelity (simplified to detailed) on a variety of different types of hardware such as propulsion components, batteries, high powered electronics, RF components, mechanisms, and printed circuit boards (PCBs).
- Design, evaluate, procure and test thermal solutions such as heaters, heat pipes, thermal interface materials, and surface coatings.
- Develop processes and procedures for integration and assembly which ensure thermal design intent is met.
- Collaborate with the integration and test team in the installation of thermal hardware as needed.
- Plan and run thermal vacuum testing and verification at the component and spacecraft level. Requirements
Requirements
- If you have already graduated from a four-year university, please apply to be an Associate Engineer. Role
- Currently pursuing a B.S. or M.S. in mechanical, aerospace, or equivalent technical degree (e.g. physics or applied math)
- Demonstrated ability to personally design, build, and test hardware from scratch.
- Experience with analytical software thermal analysis such as ANSYS and Thermal Desktop •
- Experience with electronics systems design and packaging •
Benefits
- With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts.
- Astranis has raised over $750 million from some of the world’s best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs.
- US Citizenship or Green Card
- Don't meet them all? Not a problem. Please apply even if you do not meet all these criteria. Bonus • Experience with CAD •
- Experience (projects or previous internships) related to aerospace The base pay for this position is $29.00 per hour.
- Base Hourly Pay $29 — $29 USD U.S.
Additional details
- Astranis builds advanced satellites for high orbits, expanding humanity’s reach into the solar system.
- Today, Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe— large enterprises, sovereign governments, and the US military.
- Astranis is the preferred satellite communications partner for buyers with stringent
- requirements for uptime, data security, network visibility, and customization.
- Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA.
- As an Intern, you will have an amazing opportunity to work on hard problems — we pride ourselves on giving everyone at Astranis a chance to do meaningful work on complex projects, no matter their seniority.
- Many past interns have designed and tested hardware/software that is heading to space on our first satellite, and many of them are now full-time employees at Astranis.
- Work together with the engineering team to design, evaluate, build, and test satellite hardware and/or software.
- A passion and enthusiasm for hardware development, including working in a fast-paced environment and hands-on design and development
- Government space technology export regulations, applicant must be a U.S. citizen, lawful permanent resident of the United States, or other protected individual as defined by 8 U.S.C. 1324b(a)(3)) Our mission and our products are meant to connect the world and everyone in it, regardless of gender, race, creed, or any other distinction.