Mechanical Engineering Intern - Fall 2026

@ Hermeus

Mechanical Engineering Intern - Fall 2026

Posted 6 months ago

This job is still taking applications, but it's been up a while.

About the job

Hermeus is a venture-backed defense aviation company building the fastest aircraft, focusing on rapid prototyping, high-speed systems, and aircraft design for modern warfare.

Requirements

Enrolled in an accredited university
Mechanical or aerospace engineering major
Understanding of engineering fundamentals
Ability to work in teams
Strong communication skills

Qualifications

GPA of 3.0 or above
Enthusiasm for aviation
Interest in hypersonic aircraft
Prior project experience

Full job description

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:

Hermeus is seeking talented students with experience in mechanical engineering to join our Fluids Team in Los Angeles. The Fluids Team is responsible for the design and integration of hydraulic systems, fuel systems, and their supporting structural components for cutting-edge hypersonic aircraft.

Fall: Around 16 weeks (August - December)

Responsibilities:

Structural design supporting vehicle subsystems such as hydraulics, fuel systems, propulsion, and avionics
Perform structural and thermal analyses using both hand calculations and FEA
Lead trade studies across mechanical, fluid, and avionics subsystems with an emphasis on mass efficiency, cost, and performance
Collaborate with manufacturing, supply chain, and test teams to ensure designs are practical, producible, and aligned with program objectives
Own hardware development from concept through design, fabrication, integration, and test
Present technical content in internal reviews and represent the team in cross-functional and supplier/customer design reviews

Requirements:

Must be currently enrolled in an accredited college or university (Undergraduate student or enrolled in a Master's or Ph.D. program)
Pursuing Mechanical, Aerospace, Thermal Fluids, Structural or similar Engineering degree
Strong understanding of engineering first principles
Demonstrated ability to work within cross-functional teams
Enthusiasm for aviation and Hermeus' mission
Excellent written and verbal communication skills
GPA of 3.0 or above

The hourly rate listed for this internship is intended as a general guideline. Final compensation will be determined based on degree level.

Benefits:

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.

U.S. EXPORT CONTROL COMPLIANCE STATUS

The person hired will have access to information and items subject to U.S. export controls, and therefore, must either be a “U.S. person” as defined by 22 C.F.R. § 120.62 or otherwise eligible for deemed export licensing. US persons include U.S. citizens, U.S. nationals, lawful permanent residents (green card holders), and asylees and refugees with such status granted, not pending.

EQUAL OPPORTUNITY

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.

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