Mechanical Engineer Intern - Fall 2025

Hermeus is an aerospace and defense technology company founded to radically accelerate air travel by delivering hypersonic aircraft. The company aims to develop hypersonic aircraft quickly and cost-effectively by integrating hardware-rich, iterative development with modern computing and autonomy. This approach has been validated through design, build, and test of the company’s first combined turbojet-ramjet engine and is now being scaled through its first flight vehicle program, Quarterhorse. Hermeus is also developing Darkhorse — an uncrewed hypersonic aircraft designed to deliver unique asymmetric capabilities to the warfighter. Hermeus is seeking talented students with experience in mechanical engineering to join our Fluids Team in Los Angeles for the Fall 2025 semester. 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.This is a full-time paid internship that will last around 12-16 weeks (September - December). Responsibilities: Support the design of structural components for hydraulic and fuel systemsCreate and modify 3D CAD models and 2D drawings using industry-standard tools (NX, Solidworks)Perform structural analysis using industry-standard tools (Ansys, hand calcs)Prepare technical documentation to support proposed designs 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 degreeStrong understanding of engineering first principlesDemonstrated ability to work within cross-functional teamsEnthusiasm for aviation and Hermeus' missionExcellent written and verbal communication skillsGPA of 3.0 or above The salary information provided is a general guideline only. Hermeus takes various factors into account, including, but not limited to, the position's scope and responsibilities, the candidate's professional background, education and training, essential skills, and market and business considerations, when presenting a job offer. Additional Information U.S. EXPORT CONTROL COMPLIANCE STATUSThe 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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