Feeny
Heart Aerospace

Mechanical Design Intern, Mechanical Systems at Heart Aerospace (Los Angeles, CA)

Heart Aerospace· Los Angeles, CA·

Role details

Level
Internship

Job description

At Heart Aerospace we develop the ES-36, a regional hybrid-electric airplane with a capacity of 36 passengers, an electric zero-emission range of 125mi and an extended hybrid range of 745mi. Heart is targeting type certification of the ES-36 by 2031.

Your Mission:

As part of the Mechanical Systems team, you will be responsible for supporting design, development, testing of components including primary and secondary flight control actuators, landing gear components and environmental control components.

What You’ll Do:

  • Assist in the conceptual design, prototyping, and testing of aircraft mechanical systems
  • Support CAD modeling using CATIA (3DEXPERIENCE)
  • Assist with test planning, data collection, and validation of flight control actuators
  • Collaborate with engineers on manufacturing support and design troubleshooting
  • Participate in team meetings, design reviews, and technical discussions

What You’ll Learn:

  • Hands-on experience with mechanical systems design, prototyping, and testing in an aerospace engineering environment.
  • Mentorship from experienced engineers in a collaborative environment
  • How engineering teams collaborate in fast-paced aerospace environments

You'll Bring These Qualifications:

  • Pursuing a Bachelor’s or Master’s in Aerospace, Mechanical, or related engineering
  • Strong understanding of engineering principles and mechanical systems
  • Familiarity with CAD tools (SolidWorks, CATIA, NX)
  • Proven interest in mechanical design engineering through extracurricular activities, academic projects, passion projects, or equivalent experiences (proven aviation or sustainability interest is a plus)
  • Proven interest in mechanical design engineering through extracurricular activities, academic projects, passion projects, or equivalent experiences (proven automotive or sustainability interest is a plus)

These Qualifications Would Be Nice to Have:

  • Experience in designing, developing and testing mechanical hardware
  • Experience with motors, gearboxes, hydraulic systems, and/or actuation systems
  • Exposure to manufacturing processes
  • Understanding of FAA/EASA aircraft certification basics

Additional Requirements:

  • Able to work Full-time on-site for a minimum of 10 consecutive weeks beginning in January 2027

Base Pay Range:

$30/HR—$35/HR USD

Why work at Heart Aerospace

  • Impact: Work on one of the most promising clean‑tech opportunities in aviation – reducing cost and emissions for short‑haul flights.
  • Engineering culture: Emphasis on rapid prototyping, real‑world testing, and cross‑disciplinary collaboration (propulsion, flight software, structures, manufacturing).
  • Locations: Major hubs in Los Angeles (Torrance) and Gothenburg, Sweden, with a growing US presence (Plattsburgh, NY; Oxnard, CA).
  • Hybrid/remote: Many engineering roles are based on‑site at the LA or Gothenburg facilities, reflecting the hands‑on nature of hardware development.
  • Notable perks: Opportunity to join a well‑funded YC‑backed hardtech startup with a strong mission; offices located in leading aerospace ecosystems; potential for rapid career growth as the company scales.

Application questions