Propulsion Manufacturing Engineer jobs in United States
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Hermeus · 1 day ago

Propulsion Manufacturing Engineer

Hermeus is a high-speed aircraft manufacturer focused on the rapid design, build, and test of high-Mach and hypersonic aircraft for the national interest. The Propulsion Manufacturing Engineer will support the manufacturing and production of the Quarterhorse vehicle, providing crucial design feedback and collaborating with cross-functional teams.

AerospaceAir TransportationInfrastructureTravel
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Growth Opportunities
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Responsibilities

Support day-to-day manufacturing and production of our Quarterhorse vehicle, including but not limited to: Machining, TIG/MIG welding, pressure testing, precision cleaning, additive manufacturing, non-destructive testing, heat treatment, and assembly
Draft, release, and manage Work Orders related to propulsion component fabrication, assembly, and testing
Use CAD tools (e.g., NX, SolidWorks) to design propulsion layouts, fluid routing, and hardware interfaces
Create and manage Bills of Materials (BOMs) for propulsion assemblies, ground support equipment, and flight articles
Assist with proof pressure testing of tanks, lines, and propulsion subsystems in accordance with aerospace standards
Support tube bending, fitting, and assembly for complex high-pressure fluid systems used in hypersonic propulsion
Execute fluid system cleaning, drying, and verification protocols to ensure compliance with high-performance cleanliness standards
Collaborate with cross-functional teams in thermal analysis, structural design, avionics, and flight test operations

Qualification

CAD proficiencyPropulsion systems knowledgeManufacturing processesGeometric dimensioningTolerancingHands-on hardware experienceCommunication skillsDesign for manufacturabilityQuality systems knowledgeInconelTitanium3D printed parts

Required

Bachelor's degree in Aerospace, Mechanical, or related engineering field (graduated within the last 12 months or graduating soon)
Familiarity with propulsion systems, fluid systems, and manufacturing processes through coursework or projects
Proficient in CAD and geometric dimensioning and tolerancing (GD&T)
Comfortable working hands-on with hardware, including standing, bending, and working on the shop floor
Strong communication skills and ability to read and review technical documents
Willingness to work overtime or weekends as needed
Exposure to machining, welding, precision cleaning, or inspection techniques is a plus
Ability to use first principles and engineering fundamentals to support trade studies and make sound design decisions
Interest or experience in design for manufacturability, product development, or quality systems (e.g., FMEAs, root cause analysis, QMS)

Preferred

Experience in a startup development environment
Experience working in a flight development program
Experience working with Inconel and Titanium
Experience working with 3D printed parts, castings, or forgings
Experience transitioning parts from first article to production

Benefits

Competitive salary and equity
Unlimited PTO policy
Paid parental leave
Potential for year-end bonuses
100% employer-paid health care
401k & Retirement Plans
Weekly Paid Office Lunches
End of Year Bonuses
Fully stocked breakrooms
Stock Options

Company

Hermeus

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Hermeus is developing Mach 5 aircraft to speed up the global transportation network.

Funding

Current Stage
Growth Stage
Total Funding
$215.96M
Key Investors
Sam AltmanUnited States Air ForceNASA
2025-07-30Series B
2024-07-02Series B· $39.96M
2022-03-10Series B· $100M

Leadership Team

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AJ Piplica
Founder, Chief Executive Officer
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Glenn Case
Founder and Chief Technologist
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Company data provided by crunchbase