Hermeus

Chief Engineer - Airbreathing Propulsion Test

Hermeus$138K — $247K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in mechanical or aerospace engineering (master's or PhD preferred)
  • 10+ years of experience in propulsion test facilities or aerospace infrastructure
  • Proven track record in leading large-scale engineering projects
  • Deep understanding of airbreathing propulsion systems
  • Strong stakeholder management and communication skills
  • Strong owner mindset and ability to drive outcomes
  • Eligibility for U.S. Security Clearance (TS preferred)

Responsibilities

  • Lead the design and architecture of the test facility
  • Oversee concept and detailed design, ensuring alignment with test objectives
  • Serve as the principal engineering authority throughout project phases
  • Manage cross-functional engineering teams and coordinate with contractors
  • Liaise with stakeholders to communicate progress and mitigate risks
  • Identify and mitigate technical risks related to facility performance and safety
  • Anticipate future propulsion needs and evaluate emerging technologies

Benefits

  • Collaborative work environment focused on mission-driven goals
  • Opportunity to lead cutting-edge aerospace innovation
  • Engagement with government and industry stakeholders
  • Involvement in a critical national security project
  • Potential for significant impact on advanced propulsion technologies
Full Job Description
We are seeking a 1st principles driven, experienced, and owner mindset Chief Engineer to lead the design, construction, and activation of an expansion at our next-generation airbreathing propulsion test facility, HEAT, located in Jacksonville, FL. This facility expansion will play a critical role in advancing hypersonic and other advanced propulsion technologies vital to Hermeus' roadmap, national security, and aerospace innovation.
As the Chief Engineer, you will serve as the technical authority and strategic lead responsible for the end-to-end development of the test facility-from concept and requirements definition through commissioning and operational readiness. This role will require close collaboration with internal teams, external contractors, and DoD stakeholders to ensure that the facility meets current and future propulsion testing needs.

Responsibilities

  • Lead Facility Design and Architecture
    • Oversee the conceptual and detailed design of the test facility, including the air plant, test cells, airflow systems, instrumentation, data acquisition, safety systems, and support infrastructure.
    • Guide requirements definition and translate test objectives into engineering specifications for propulsion systems.
  • Program and Technical Leadership
    • Serve as the principal engineering authority, ensuring technical rigor, mission alignment, and engineering excellence throughout all phases of the project.
    • Manage and direct cross-functional engineering teams (civil, mechanical, electrical, aerospace, systems) and coordinate with external contractors and company stakeholders.
    • Support development of acquisition strategies, source selection, and contractor oversight.
  • Stakeholder Engagement and Oversight
    • Liaise with government customers, test customers, and internal leadership to communicate progress, mitigate risks, and ensure alignment on priorities and capabilities.
    • Provide authoritative input into decision-making, budgeting, milestone reviews, and operational transition planning.
  • Risk and Quality Management
    • Identify and mitigate technical risks related to performance, safety, schedule, and integration with test assets or vehicle systems.
    • Implement quality assurance processes across engineering and construction phases.
  • Innovation and Futureproofing
    • Anticipate future propulsion test and design for scalability and modular upgrades.
    • Evaluate emerging technologies that could enhance facility capabilities or streamline operations.


Requirements

  • Bachelor's degree in mechanical engineering, aerospace Engineering, or a related field (master's or PhD preferred).
  • >


  • 10+ years of experience in the design, development, or operation of propulsion test facilities, aerospace infrastructure, or similar test facility/infrastructure.
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Preferred Skills and Experience

  • Demonstrated experience leading large-scale engineering projects involving complex systems integration and build.
  • >


  • Deep understanding of airbreathing propulsion systems (e.g., turbojet, ramjet, scramjet, TBCC) and associated testing environments.
  • >


  • Strong owner mindset with ability to independently execute and drive to outcomes.
  • >


  • Familiarity with relevant safety standards, environmental standards, construction requirements, and DoD or NASA aerospace test procedures.
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  • Strong leadership, communication, and stakeholder management skills.
  • >


  • Must be able to obtain and maintain a US Security Clearance (TS preferred).
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$138,550 - $247,250 a year

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 by22 C.F.R. § 120.62or 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.

About Hermeus

Hermeus is an aerospace company that is developing a hypersonic aircraft capable of traveling at Mach 5 or higher. The company was founded in 2018 by former SpaceX engineers and is headquartered in Atlanta, Georgia. Hermeus aims to revolutionize the aviation industry by providing faster and more efficient air travel. The company has received funding from venture capital firms and the United States Air Force. Hermeus is currently in the process of developing its first prototype aircraft.
Learn more about Hermeus
Size
10 employees
Industry
Founded
2018

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