Lead Propulsion Component Engineer

United States·Los AngelesFull-timelead

OtherComponent Engineer

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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

OtherComponent Engineer

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

~1 min read

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

Design for extreme environments including high temperature, pressure, and dynamic loading

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

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

Lead development through rapid build–test–iterate cycles

Support and troubleshoot hardware during ground and flight test campaigns

Lead and mentor a team of 2–5 engineers, setting technical direction and execution priorities

Review designs, guide engineering decisions, and ensure high technical standards

Act as the Responsible Engineer for critical flight hardware

Work closely with propulsion, structures, and vehicle teams to integrate components into engine and vehicle systems

Define system requirements, interfaces, and operational limits

Drive transition from prototype to repeatable, production-ready hardware

Develop assembly, test, and acceptance strategies for reliable delivery

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

7+ years of experience developing mechanical or propulsion hardware

Demonstrated experience owning hardware from concept through test or production

Strong fundamentals in fluids, thermodynamics, mechanics, and materials

Hands-on experience with design, build, and integration of mechanical systems

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

Experience designing components such as valves, actuators, turbomachinery-adjacent hardware, or fluid control systems

Familiarity with high-temperature materials and sealing strategies

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

Experience with rapid development environments (startup or flight hardware programs)

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

Experience supporting hardware through test campaigns and resolving real-world failures

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

Ability to support extended hours during critical test and flight operations

Willingness to travel to test sites as needed

Must be eligible to access export-controlled information

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.