Salary Range: 91800 to 187450 (Currency: USD) (Pay period: per-year-salary)

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.

About The Role:

As an MRO Propulsion Engineer you will take ownership of the maintenance, refurbishment, and overhaul (MRO) lifecycle of our F100 engines—including acceptance testing. This is a hands-on, high-impact role where you’ll work side-by-side with passionate engineers and technicians to keep our propulsion systems performing at their best. If you want to learn fast, solve hard problems, and contribute directly to hypersonic capability, this is the place for you.

Responsibilities

Own all or a significant portion of the F100 MRO lifecycle

Collaborate daily with cross-disciplinary engineers and technicians

Drive high-quality, safe, and efficient refurbishment processes

Support testing campaigns and engine acceptance activities

Contribute to a fast-paced environment where engineering and execution come together

Requirements

Bachelor’s or advanced degree in Aerospace or Mechanical Engineering

3+ years of F100 MRO experience, or experience with a similar-thrust class engine

2+ years of professional experience designing flight propulsion hardware

Strong engineering fundamentals in:

Combustion

Thermodynamics

Heat transfer

Fluid dynamics

Structural dynamics

Materials science

Preferred Skills and Experience

6+ years of F100 MRO or equivalent experience

4+years designing jet or rocket propulsion hardware with CAD +GD&T

Proven responsibility for flight-proven hardware

Experience with: air-breathing combustors, augmenters, ignition systems, variable-area nozzles, turbomachinery, high-temperature mechanical assemblies

Siemens Teamcenter + NX

ANSYS

High-temperature alloy design and manufacturing

Additively manufactured metal alloys

Jet fuel experience

Generating work instructions and managing nonconformances

Instrumentation selection and usage for ground or flight test

Hands-on experience with machining, welding, or hardware integration

Hardware certification for flight operations, including test asset development

Additional Requirements

Willingness to travel to support build and test campaigns

The salary range listed for this role is intended as a general guideline. Final compensation will be determined based on a variety of factors, including role scope and responsibilities, relevant experience, education and training, key skills, market data, and business needs.

At Hermeus, compensation is only one part of our total rewards package. We offer competitive pay, equity, and a range of benefits designed to support our team.

Benefits:

Health & Wellness: 100% employer-paid healthcare and pet insurance
Financial: Competitive pay, stock options, 401(k) retirement plan, and potential year-end bonuses
Time Off: Paid parental leave, 12 federal holidays, unlimited PTO for exempt employees, and generous accrued PTO for non-exempt employees
Office Perks: Weekly paid office lunches and fully stocked breakrooms

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.

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Hermeus

MRO Propulsion Engineer

About the Job

Requirements

Responsibilities

Desired Qualifications

About The Role:

Responsibilities

Requirements

Preferred Skills and Experience

Additional Requirements

Benefits:

About the Company

Hermeus

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