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Test Engineer

Compensation
$114,750–$180,000/year

Job Description

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. Working directly with the Department of Defense, Hermeus delivers capabilities that will ensure that our nation, and our allies, maintain an asymmetric advantage over any and all potential adversaries.

As a Test Engineer at Hermeus, you will play a pivotal role in developing, building, analyzing and operating test assets for our hypersonic vehicles. This position offers a unique opportunity to work on groundbreaking technology in a fast-paced and collaborative environment. As part of this team, you will have the opportunity to work on a broad range of vehicle subsystems including hydraulic system, fuel system, mechanisms, high-voltage, mechanisms, airframe structural, and more!

Responsibilities

  • Lead the design, development, manufacture, implementation, and ongoing maintenance of test assets (including test facilities, fixtures and rigs).
  • Design test fixtures, tooling, adapters, panels, and other supporting hardware for test rigs and test setups.
  • Develop test plans, procedures, and protocols for a wide range of vehicle subsystems.
  • Operate and troubleshoot a wide array of fluid and mechanical systems including pumps, motors, heat exchangers, high voltage components, test fixtures, tooling, standard fluid system components (valves, regulators, accumulators, tubing, fittings, etc).
  • Collaborate with cross-functional teams, including engineers and technicians, to ensure effective communication and alignment on testing requirements.
  • Maintain detailed records of test procedures, results, and findings, and contribute to comprehensive technical reports.
  • Identify opportunities for process improvement, recommend innovative testing methods, and actively contribute to the enhancement of Hermeus’s test infrastructure.
  • Basic Requirements

  • Bachelor’s degree in mechanical engineering, aerospace engineering, or a related field
  • Industry experience owning a project through full lifecycle, particularly in an aerospace or high-performance engineering environment
  • Strong working knowledge of fluid mechanics, heat transfer, mechanics of materials, and mechanical design
  • Preferred Skills and Experience

  • Excellent problem solving skills and attention to details
  • Ability to think of creative, outside-the-box solutions to problems
  • Familiarity with a CAD software tool (NX preferred)
  • Strong communication and collaboration abilities
  • Self-motivated and able to work effectively in a dynamic, fast-paced environment
  • Should enjoy working on a team and be able to work efficiently and effectively with others, even during stressful situations
  • 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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    Job Details

    Category
    Mechanical
    Employment Type
    Full Time
    Location
    Los Angeles, CA
    Posted
    Apr 7, 2026, 12:43 PM
    Listed
    Apr 7, 2026, 01:11 PM
    Compensation
    $114,750 - $180,000 per year

    About Hermeus

    Part of the growing space & AI ecosystem pushing the frontiers of technology.

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