Hermeus18h ago

New

USD 91800–187450/yr

Propulsion Component Responsible Engineer

United States·Los 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.

Requirements

~3 min read

Own propulsion components (e.g., valves, actuation systems, and fluid control hardware) from concept through flight-ready delivery

Design for extreme environments, including high pressure, temperature, and transient operating conditions

Drive engineering trade studies across performance, manufacturability, reliability, and testability

Execute clean-sheet design, analysis, and integration of propulsion components

Support hardware through rapid build–test–iterate cycles

Lead troubleshooting and root cause analysis during development and test

Work with propulsion and vehicle system owners to define requirements, interfaces, and integration strategies

Perform system-level sizing, architecture, and design trades

Lead development testing, qualification, and acceptance of flight hardware

Support transition from prototype to repeatable, production-ready designs

Define operational limits and ensure reliability and safety across all phases of use

Make risk-informed engineering decisions aligned with program goals and timelines

Prioritize work effectively in a fast-paced, evolving development environment

Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or related field

5+ years of experience developing mechanical or propulsion-related hardware

Experience contributing to hardware through design, build, and test cycles

Strong fundamentals in fluids, thermodynamics, mechanics, and materials

Hands-on experience with mechanical design, assembly, or integration

Experience with propulsion systems, high-pressure fluid systems, or aerospace mechanisms

Experience designing components such as valves, actuators, or fluid control hardware

Familiarity with high-temperature materials, sealing strategies, and failure modes

Strong knowledge of GD&T, tolerance stack-up, and precision assemblies

Experience supporting hardware testing and resolving real-world failures

Proficiency with CAD tools (NX preferred) and analysis tools (ANSYS or similar)

Experience working in rapid hardware development environments (startup or flight programs)

Scripting experience (Python, MATLAB, or similar) for analysis or automation

Willingness to work hands-on in build, integration, and test environments

Ability to support extended hours during critical test campaigns

Willingness to travel to support hardware builds and flight tests

Must be eligible to access export-controlled information

The salary information provided is a general guideline only. Hermeus takes various factors into account, including, but not limited to, the position's scope and responsibilities, the candidate's professional background, education and training, essential skills, and market and business considerations, when presenting a job offer.

Salary is only one part of our total compensation and benefits package. Hermeus offers competitive salary and equity, unlimited PTO policy, paid parental leave, potential for year-end bonuses, and more!

100% employer-paid health care

401k & Retirement Plans

Unlimited PTO

Weekly Paid Office Lunches

End of Year Bonuses

Fully stocked breakrooms

Stock Options

Paid Parental Leave

U.S. EXPORT CONTROL COMPLIANCE STATUS

The person hired will have access to information and items subject to U.S. export controls, and therefore, must either be a “U.S. person” as defined by 22 C.F.R. § 120.62 or otherwise eligible for deemed export licensing. US persons include U.S. citizens, U.S. nationals, lawful permanent residents (green card holders), and asylees and refugees with such status granted, not pending.

EQUAL OPPORTUNITY

Hermeus is an Equal Opportunity Employer. Employment decisions at Hermeus are based solely on merit, competence, and qualifications, without regard to race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability, or any other legally protected status.