Hermeus
Hermeus28d ago
USD 114750–140250/yr

Powertrain Responsible Engineer

United StatesLos AngelesFull-timemid
OtherEngineer
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Quick Summary

Overview

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.

Technical Tools
OtherEngineer
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.

As a Powertrain Responsible Engineer you will own the mechanical components and assemblies that generate and transmit power in all forms (fluid, mechanical and electrical) throughout our hypersonic vehicles. This includes gear boxes, generators, motors, and turbomachinery. This highly interdisciplinary role requires strong 1st principles in mechanics, fluid dynamics, thermal analysis, materials science, and manufacturing. You will need to be able to communicate requirements clearly and concisely in a rapidly changing environment while driving the development of cutting-edge hardware that will accelerate the future of hypersonic travel. 
  • Fully own critical flight hardware 
  • Work with system owners to architect and place components within systems 
  • Component level architecture and sizing 
  • Component design, analysis, development testing, qualification, production introduction 
  • Scope vehicle level operational methods and limits to ensure reliability and personnel safety through all phases of production and operation 
  • Making risk conscious decisions aligned with program posture 
  • Prioritize broad work scope to meet top company objectives 
  • Design/build cutting edge gearboxes, pumps, motors, and generators for hypersonic aircraft 
  • Design/build required testing infrastructure to validate, accept and qualify novel designs 
  • Work with manufacturing team to establish necessary production infrastructure to bring your designs to life 
  • Bachelor’s degree in engineering discipline (mechanical, aerospace, physics, materials, etc.) 
  • Experience using CAD to design parts and assemblies 
  • 3+ years of Engineering, competition team, applied research experience related to fluid or engine systems 
  • Passion for hardware design and development
  • Willingness to travel to support of hardware and flight tests 
  • Willingness to work extended hours and weekends as needed 
  • Master’s degree in engineering discipline (mechanical, aerospace, physics, materials, etc.) 
  • 5+ years of experience developing hardware from concept to production 
  • Proficiency in Gear Design, Bearing Design, Rotordynamics, thermodynamics, mechanics, and materials 
  • Strong knowledge of GD&T and stack-up analysis  
  • Script programming experience (Python, Matlab, Excel, VBA, etc.) 
  • Pressurized fluid components experience such as solenoids, regulators, throttle valves, relief valves, linear and rotary actuators. 
  • Ability to execute in a scrappy, entrepreneurial manner with tight timelines. 
  • Professional experience using Siemens NX/Teamcenter and ANSYS 
  • Great attitude in the face of extreme challenges 

    • Listing Details

    Posted
    March 27, 2026
    First seen
    March 27, 2026
    Last seen
    April 24, 2026

    Posting Health

    Days active
    28
    Repost count
    0
    Trust Level
    42%
    Scored at
    April 25, 2026

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    HermeusPowertrain Responsible EngineerUSD 114750–140250
    Apply Now