Mechanical Engineer

hermeus· Vehicle Systems
Apply Now ↗
📍 Los Angeles, CAFull time💰 USD 92K–140K

About this role

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.

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

  • Bachelor’s degree in mechanical engineering, aerospace engineering, or physics 
  • 1+ years of experience with electromechanical design, analysis, and testing (internships and significant student project experience qualify)  

Preferred Skills and Experience

  • Hands-on prototyping and mechanical assembly experience for complex systems
  • Strong foundation in engineering fundamentals including statics, dynamics, heat transfer, fluid mechanics, vibe
  • Proficiency in CAD (NX preferred), FEA (Ansys preferred), and PLM tools (Teamcenter preferred)
  • Familiarity with mechanical testing under conditions such as vibration, fatigue, shock, vacuum, and thermal loads
  • Experience collaborating across disciplines (e.g., fluids, avionics, manufacturing) to deliver integrated systems
  • Demonstrated cradle to grave ownership of technically complex projects

Additional Requirements

  • Willingness to travel up to 25% of the time

The salary range listed for this role is intended as a general guideline. Final compensation will be determined based on a variety of factors, including role scope and responsibilities, relevant experience, education and training, key skills, market data, and business needs.

At Hermeus, compensation is only one part of our total rewards package. We offer competitive pay, equity, and a range of benefits designed to support our team.

Benefits:

  • Health & Wellness: 100% employer-paid healthcare and pet insurance
  • Financial: Competitive pay, stock options, 401(k) retirement plan, and potential year-end bonuses
  • Time Off: Paid parental leave, 12 federal holidays, unlimited PTO for exempt employees, and generous accrued PTO for non-exempt employees
  • 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.

#LI-JC3
 

Frequently Asked Questions

What is the salary for the Mechanical Engineer role at hermeus?
The listed salary for this Mechanical Engineer position at hermeus is USD 92K–140K. This is an Full time role.
Where is the Mechanical Engineer position at hermeus located?
This Mechanical Engineer role at hermeus is based in Los Angeles, CA. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Mechanical Engineer role at hermeus full-time or part-time?
This is listed as a Full time position. It is posted as a Mechanical Engineer role in the Vehicle Systems department at hermeus.
Which team or department does the Mechanical Engineer at hermeus belong to?
This Mechanical Engineer position is part of the Vehicle Systems department at hermeus. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Mechanical Engineer position at hermeus?
Click the "Apply Now" button on this page. You will be redirected to hermeus's official application portal hosted on lever where you can submit your application directly.
When was the Mechanical Engineer job at hermeus posted?
This Mechanical Engineer position at hermeus was posted on Aug 27, 2026. Apply as soon as possible — early applications are often reviewed first.
Mechanical Engineer
hermeus · 💰 USD 92K–140K
Apply for this role ↗

You'll be redirected to hermeus's official application page on Lever.