Subsystem Test Engineering Intern - Spring/Summer 2027

Hermeus; Los Angeles (CA); On-site; USD 34,000 - 45,000; Part time

Benefits offered by this job

Time Off: 5 days sick leave and unpaid

Office lunches and breakrooms

Job summary

Hermeus is seeking a Test Engineering Intern to develop, build, analyze and operate test assets for our supersonic aircraft. You will work across subsystems including hydraulic, fuel, valves and airframe, collaborating with engineering and manufacturing to ensure test readiness.

The internship offers hands-on design, testing and data analysis in a fast-paced, collaborative environment, with spring and summer options and a pathway to contribute to groundbreaking flight hardware.

Qualifications

• Currently enrolled in a STEM program at an accredited college or university.
• GPA of 3.0 or above.
• Interest in testing and aviation.

Responsibilities

• Support design, development, manufacturing, implementation and maintenance of test assets.
• Design test fixtures, tooling, adapters, interfaces and panels for test setups.
• Assist in developing test plans, procedures and protocols for vehicle subsystems and components.
• Perform engineering analysis to determine target test points and instrumentation requirements.
• Support test design reviews and collaborate with cross-functional teams to align on test requirements.
• Create CAD models, drawings and manufacturing plans for test components and flight-like hardware.
• Work with manufacturing and build teams to track hardware progress and troubleshoot issues.
• Assist with operation and troubleshooting of fluid, mechanical and electrical test systems.

Skills

Hands-on testing

STEM student

Cross-functional teamwork

Engineering fundamentals

Education

STEM student (undergrad/grad)

Tools

CAD software

Data acquisition tools

Job description

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 a Test Engineering Intern at Hermeus, you will play a pivotal role in developing, building, analyzing and operating test assets for our supersonic 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!

Spring: Around 16 weeks (January - April)

Summer: Around 12 weeks (May - August)

Responsibilities:

• Support the design, development, manufacturing, implementation, and maintenance of test assets, including test facilities, fixtures, rigs, and supporting hardware.
• Design test fixtures, tooling, adapters, interfaces, panels, and other hardware used in test setups.
• Assist in developing test plans, procedures, and protocols for vehicle subsystems and components.
• Perform engineering analysis to help determine target test points, instrumentation requirements, and appropriate test safety margins.
• Support test design reviews and collaborate with cross-functional engineering, manufacturing, and technician teams to ensure alignment on test requirements and execution.
• Create CAD models, drawings, and manufacturing plans for test components, fixtures, and flight-like hardware as needed.
• Work directly with manufacturing and build teams to track hardware progress, troubleshoot issues, and support test readiness.
• Assist with the operation and troubleshooting of fluid, mechanical, and electrical test systems, including pumps, motors, heat exchangers, valves, regulators, accumulators, tubing, fittings, and high-voltage components.
• Support test execution, data collection, and troubleshooting of test hardware and systems.
• Maintain detailed documentation of test configurations, procedures, results, findings, and hardware changes.
• Identify opportunities to improve testing processes, hardware, and infrastructure and contribute to the development of new testing methods and capabilities.

Requirements:

• Practical experience designing, building, and testing vehicles through internships, studies or projects.
• Must be currently enrolled in a STEM program at an accredited college or university (undergraduate student in your third or fourth year of study, or enrolled in a Master's or Ph.D. program).
• Strong interest in testing.
• Strong understanding of engineering first principles.
• Demonstrated ability to work within cross-functional teams.
• Enthusiasm for aviation and Hermeus's mission.
• Excellent written and verbal communication skills.
• GPA of 3.0 or above.

$25 - $33 an hour

The hourly rate listed for this internship is intended as a general guideline. Final compensation will be determined based on degree level.

Benefits:

• Time Off: Interns are eligible for 5 days of sick leave and unpaid time off.
• 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.