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Hermeus

Posted 3 months ago

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Mechanical Engineering Intern - Fall 2026

Los AngelesOn-siteInternship

AI Summary

Mechanical Engineering intern role focused on structural and thermal analysis, hydraulic/fuel subsystem design, and cross-functional development for hypersonic aircraft in Los Angeles.

About this role

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.

Hermeus is seeking talented students with experience in mechanical engineering to join our Fluids Team in Los Angeles. The Fluids Team is responsible for the design and integration of hydraulic systems, fuel systems, and their supporting structural components for cutting-edge hypersonic aircraft.
Fall: Around 16 weeks (August - December)

Responsibilities:

  • Structural design supporting vehicle subsystems such as hydraulics, fuel systems, propulsion, and avionics
  • Perform structural and thermal analyses using both hand calculations and FEA
  • Lead trade studies across mechanical, fluid, and avionics subsystems with an emphasis on mass efficiency, cost, and performance
  • Collaborate with manufacturing, supply chain, and test teams to ensure designs are practical, producible, and aligned with program objectives
  • Own hardware development from concept through design, fabrication, integration, and test
  • Present technical content in internal reviews and represent the team in cross-functional and supplier/customer design reviews

    • Minimum Requirements:

  • Must be currently enrolled in an accredited college or university (Undergraduate student or enrolled in a Master's or Ph.D. program)
  • Pursuing Mechanical, Aerospace, Thermal Fluids, Structural or similar Engineering degree
  • Strong understanding of engineering first principles
  • Demonstrated ability to work within cross-functional teams
  • Enthusiasm for aviation and Hermeus' mission
  • Excellent written and verbal communication skills
  • GPA of 3.0 or above

    • Skills

    Avionics InterfacesConcept Through DesignCross-functional TeamworkEngineering First PrinciplesFabrication And IntegrationFEAFuel SystemsGPA 3.0+Hand CalculationsHydraulicsManufacturing CollaborationMass OptimizationPropulsion IntegrationStructural AnalysisSupply Chain CollaborationTechnical PresentationsTest & IntegrationThermal AnalysisTrade Studies

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