Mechanical Engineer, Hardware — Rapid Aircraft Subsystems

Frontdoor Defense; Los Angeles (CA); On-site; USD 92,000 - 140,000; Full time

Benefits offered by this job

Health insurance

Pet insurance

Stock options

401(k)

Year-end bonuses

Paid parental leave

Paid time off

Job summary

Hermeus is seeking a Mechanical Engineer to own mechanical design and testing of vehicle subsystems from concept through flight tests. Based in Los Angeles, this role focuses on structural design for hydraulics, fuel, propulsion, and avionics, with hands-on prototyping and rapid iteration.

You will perform structural and thermal analyses, lead trade studies, collaborate across manufacturing and test teams, and own hardware development from concept to integration and test.

Qualifications

• Bachelor's degree in mechanical, aerospace, or physics.
• 1+ years of electromechanical design, analysis, and testing.
• Experience with CAD, FEA, and PLM tools.
• Willingness to travel up to 25%.

Responsibilities

• Structural design supporting vehicle subsystems such as hydraulics, fuel systems, propulsion, and avionics
• Perform structural and thermal analyses using 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

Skills

Mechanical design

Electromechanical design

CAD

FEM/FEA

Prototyping

Cross-functional collaboration

Education

Bachelor's degree in mechanical engineering, aerospace engineering, or physics

Tools

NX CAD

ANSYS

Teamcenter PLM

Job description

Hermeus is seeking a Mechanical Engineer to own mechanical design and testing of vehicle subsystems from concept through flight tests. Based in Los Angeles, this role focuses on structural design for hydraulics, fuel, propulsion, and avionics, with hands-on prototyping and rapid iteration.

You will perform structural and thermal analyses, lead trade studies, collaborate across manufacturing and test teams, and own hardware development from concept to integration and test.