Propulsion Component Engineering Intern - Spring 2027

Hermeus · Los Angeles, CA

Posted Aug 31, 2026 · intern

Pay range listed by Hermeus: USD 25–33 per hour

Est. total comp~$25–$33/hr

Apply on Hermeus's site ↗

From the posting

Hermeus is a venture-backed defense aviation company reclaiming the lost art of rapid iterative prototyping to build the fastest aircraft in the world today. By prioritizing relentless hardware iteration, we deliver high-speed systems at the pace of the modern battlefield. We work with the Department of War to provide the high-speed capabilities our nation and its allies need to maintain a durable, asymmetric advantage.

About The Role: As a Propulsion Component Engineering Intern, you will support the development of flight-critical mechanical and fluid system components, including valves, actuators, and integrated propulsion hardware. You will contribute to hardware development from clean-sheet design through build, test, qualification, and production, working closely with propulsion and vehicle teams. Your work will directly support systems operating in high-pressure, high-temperature, and dynamic flight environments.

Spring: Around 16 weeks (January - April)

Excerpt from Hermeus's public job board. Read the full posting.

Get ready for this role

Crew department: Oxygen

Skills this kind of role usually asks for:

Thermodynamics and chemistry
Cryogenic and high-pressure handling
Electrochemistry basics
Test stand operations
Safety procedures

Train for it: the Oxygen Track: Electrolysis, Gases and Pressure Systems. 4 short modules, a quiz after each one and a final test. Pass it and you get the Mars Mining Certificate in Oxygen and Industrial Gas Fundamentals, with its own public page you can link from your resume.

Join the crew and train for this role About Oxygen

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I can do Thermodynamics and chemistry on the job, or have used it in a class or project I can do Cryogenic and high-pressure handling on the job, or have used it in a class or project I can do Electrochemistry basics on the job, or have used it in a class or project I can do Test stand operations on the job, or have used it in a class or project I can do Safety procedures on the job, or have used it in a class or project I have a project or work sample I could show an interviewer My resume is tailored to this kind of role I've practiced answering interview questions for this kind of job

Free. The department comes from the job title and can be off. A Mars Mining certificate shows you studied and passed our test; it isn't a license or academic credit.

About this listing. Pulled automatically from Hermeus's public job board and refreshed daily; closed roles are removed. Mars Mining Co. is not the employer, does not take applications and does not screen candidates. Field and level labels come from the job title and can be wrong.

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Propulsion Component Engineering Intern - Spring 2027

From the posting

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