TRECQ

Staff/Principal Mechanical Design Engineer, Flight Mechanisms

EngineeringStaffLos Angeles, CA$173K–$257K
Posted Aug 21, 2026

About this role

At Heart Aerospace we develop the ES-30, a regional hybrid-electric airplane with a capacity of 30 passengers, an electric zero-emission range of 200 km and an extended hybrid range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade.

Your mission

As part of the Flight Mechanisms team, you will be responsible for design, development, validation, and eventually certification of components including primary and secondary flight control actuators, propulsion and landing gear components, and environmental control (ECS) components. You will work with electrical, software, and mechanical engineers across teams to build and fly complex systems.

Key responsibilities include but are not limited

  • The opportunity to exercise full ownership over the design, fabrication and test of novel flight components.
  • You will lead the design of crucial subcomponents including gears, bearings, seals.
  • Design, build and test components to environmental qualification standards such as DO-160G, MIL-STD-810, or similar.
  • Work will a cross-functional team developing electronic and software control systems.

(This position can be hired as a Staff Mechanical Design Engineer or Principal Mechanical Design Engineer )

Skills & Requirements:
You'll Bring These Qualifications for Staff Mechanical Design Engineer, Mechanisms

  • 8+ years experience using CAD software in a professional environment (e.g., NX, CATIA, SolidWorks or similar).
  • Strong mechanical engineering fundamentals, including design (CAD), analysis (FEA/hand calcs), and fabrication (machine shop)
  • Experience with pneumatic, hydraulic, and/or electromechanical (motorized) systems.
  • Passion for aircraft and electrification of the aviation industry.

You'll Bring These Qualifications for Principal Mechanical Design Engineer, Mechanisms

  • 12+ years experience using CAD software in a professional environment (e.g., NX, CATIA, SolidWorks or similar).
  • Strong mechanical engineering fundamentals, including design (CAD), analysis (FEA/hand calcs), and fabrication (machine shop)
  • Experience with pneumatic, hydraulic, and/or electromechanical (motorized) systems.
  • Passion for aircraft and electrification of the aviation industry.

These Qualifications Would Be Nice to Have:

  • Thorough familiarity with aerospace design and regulatory standards (e.g., FAA, EASA) such as DO-160G, MIL-STD-810, or similar.
  • Demonstrated experience with hand-calculation methods for preliminary and verification analysis of complex mechanical systems.
  • Strong understanding of mechanical manufacturing fundamentals, including advanced GD&T concepts and application for mechanisms.
  • Proven capability to take designs from concept through to analysis and production, working independently and collaboratively with cross-functional teams.

Education

  • Bachelor's in mechanical engineering, computer science, electrical engineering, or similar engineering discipline.
Base Pay Range: 
$173,000—$257,000 USD

About Heartaerospace

Heart makes electric airplanes with an all-electric range of 250 miles

50 employeesYC Winter 2019
IndustrialsAviation and Space

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