Hermeus

Propulsion Test Engineering Intern - Fall 2026

Jacksonville, FL · Intern · Internship

Sponsorship not specifiedDetected 127 days ago

Communication

About the role

As a Propulsion Test Engineering Intern, you will gain hands-on experience working with high-performance propulsion systems, supporting engine and system-level testing.
You will work closely with engineers and technicians to set up test campaigns, monitor data, and troubleshoot issues, directly contributing to Hermeus' hypersonic development efforts.
Fall: Around 16 weeks (August - December)

Partner with engineers and technicians to refine test processes, enhance safety procedures, and develop a deeper understanding of propulsion systems in a real-world testing environment.
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.

Must be currently enrolled in a STEM program at an accredited college or university (undergraduate student in your third or fourth year of study, or enrolled in a Master's or Ph.D. program).
Strong understanding of engineering first principles.
Demonstrated ability to work within cross-functional teams.
Final compensation will be determined based on degree level.

Time Off: Interns are eligible for 5 days of sick leave and unpaid time off.
Office Perks: Weekly paid office lunches and fully stocked breakrooms.
Work alongside experienced engineers to assist in designing, setting up, and operating test stands, learning the fundamentals of propulsion system testing.

Hermeus is an Equal Opportunity Employer.
Employment decisions at Hermeus are based solely on merit, competence, and qualifications, without regard to race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability, or any other legally protected status.
Equal Opportunity Employer.

This listing is sourced directly from Hermeus's careers page and normalized into a canonical job model.