Heart Aerospace · 4 months ago
Propulsion Transmission Engineer
Los Angeles, CA
Full-time
Onsite
Mid Level
$124K/yr - $155K/yr
3+ years expHeart Aerospace is developing the ES-30, a regional hybrid-electric airplane. The Propulsion Transmission Engineer will design and integrate mechanical power transmission systems within the hybrid-electric propulsion framework, collaborating with various engineering teams to create efficient transmission solutions.
Aerospace
Responsibilities
This role is a Responsible Engineer (RE) who focuses on the integration of hybrid transmission systems into our hybrid aircraft
Design and develop gearbox and mechanical power transmission systems for electric and hybrid-electric propulsion
Perform sizing, strength, thermal, and NVH (noise, vibration, harshness) analyses of transmission components
Nonlinear static and Dynamic analysis of structures and rotor systems
Work closely with suppliers and manufacturing partners to guide component development, material selection, and manufacturing processes
Define requirements, specifications, and interface documents for transmission subsystems
Lead and support testing and validation efforts including test rig development, instrumentation, and data analysis
Collaborate with propulsion integration teams to ensure seamless integration into the aircraft
Support certification and compliance activities in alignment with aviation regulatory bodies (e.g., EASA, FAA)
Qualification
Required
3+ years of experience in mechanical transmission design, preferably in aerospace or automotive sectors
Aircraft or rotorcraft rotor dynamics and external loads analysis
Hands-on experience in testing and validation of rotating machinery
Proficiency in CAD tools (e.g., CATIA, Siemens NX) and CAE tools FEA, Python, Ansys for structural analysis and Github
Experience with gear design, bearings, lubrication systems, and housing structures
Master's or PhD degree in Aerospace Engineering, Mechanical Engineering, or a relevant discipline
Preferred
Understanding of certification requirements (EASA CS-23/25 or FAA FAR Part 23/25)
Knowledge of aerospace airworthiness standards, e.g. DO-254, and DO-160
Experience with electric or hybrid propulsion systems
Company
Heart Aerospace
Heart Aerospace is a Swedish startup making electric regional airplanes.
11-50 employees
H1B Sponsorship
Heart Aerospace has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (1)
Funding
Current Stage
Growth StageTotal Funding
$147.17MKey Investors
Alumni VenturesEuropean Innovation CouncilY Combinator
2024-02-01Series B· $107M
2023-01-01Series Unknown
2021-07-13Series A· $35M
Leadership Team
Ben Stabler
Chief Technology Officer
Recent News
impactloop.com
2025-12-29
2025-10-10
Company data provided by crunchbase