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Thermal Intern (Summer 2027)

Astranis


Job Location:

San Francisco, CA - USA

Hourly Salary: USD 29 - 29
Posted: 26 September 2026 (Yesterday)
Application Deadline: 24 December 2026
Vacancies: 1 Vacancy

Job Summary

Astranis builds advanced satellites for high orbits expanding humanitys 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.

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 is the preferred satellite communications partner for buyers with stringent requirements for uptime data security network visibility and customization.

Astranis has raised over $1.2 billion from some of the worlds best investors including Andreessen Horowitz Baillie Gifford Blackrock Fidelity Franklin Templeton and Snowpoint and employs a team of 500 engineers and entrepreneurs. Astranis designs builds and operates its satellites out of its 153000 sq. ft. headquarters in Northern California USA.

Thermal Intern (Summer 2027)
Internships at Astranis typically last for twelve weeks and are hourly roles designed for students who are currently enrolled at a four-year university.

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.

If you have already graduated from a four-year university please apply to be an Associate Engineer.
Role
  • Work together with the engineering team to design evaluate build and test satellite hardware and/or software.
  • 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
  • Currently pursuing a B.S. or M.S. in mechanical aerospace or equivalent technical degree (e.g. physics or applied math)
  • A passion and enthusiasm for hardware development including working in a fast-paced environment and hands-on design and development
  • Demonstrated ability to personally design build and test hardware from scratch.
  • US Citizenship or Green Card
  • Dont meet them all Not a problem. Please apply even if you do not meet all these criteria.
Bonus
  • Experience with CAD
  • Experience with analytical software thermal analysis such as ANSYS and Thermal Desktop
  • Experience with electronics systems design and packaging
  • 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. Citizenship Lawful Permanent Residency or Refugee/Asylee Status Required
(To comply with U.S. 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 products are built for everyone regardless of gender race creed or background. We believe in a diverse and inclusive workplace and we invite all people to join our team and bring their unique perspectives to make us stronger.
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Required Experience:

Intern


About Company

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Astranis designs, builds, and operates the world’s most advanced high orbit satellites for sovereign connectivity.

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