Test Engineering Intern (AIT) Summer 2026

About the role Summer internships will range between the months of May and September depending on university schedules. Internship is full-time and on-site in Mountain View or San Jose, California. The Assembly, Integration and Test (AIT) team at Muon is responsible for validation of spacecraft hardware through unit acceptance testing as well as spacecraft level integration testing. As a Test Engineering Intern, you will support the design, setup, and execution of tests for spacecraft subsystems. You will collaborate with engineers and technicians to develop test procedures, analyze data, and help ensure our satellites operate reliably in the extreme conditions of space. Muon is a small and fast growing startup which offers interns the experience to get direct mentorship and have real impact on our programs. As an intern, you'll collaborate with a dynamic team in a startup environment and have the chance to learn f