castelion
The Senior Integration & Test Engineer leads the transition of advanced defense hardware from prototype to full production, driving integration, test, and qualification of mechanical and electrical subsystems. This role involves establishing scalable manufacturing and test processes, supporting flight test campaigns, and troubleshooting integration issues to enable production-ready builds. The position requires close collaboration with design, manufacturing, and quality teams to guide hardware through concept, prototype, qualification, and production phases.
Headquarters
Torrance, California, United States
Company Size
11-50 employees
Founded
2022
Castelion designs, tests, and manufactures next‑generation military systems rapidly and at massive scale to deter future wars. The company integrates rapid engineering, prototyping, testing, and high‑rate production to field advanced defense capabilities. Serving military and government customers, Castelion emphasizes speed, scalability, and rigorous validation to deliver resilient systems when and where they’re needed.
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
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castelion didn’t post a salary, so this is our estimate from similar listings.
3% below the average for this role
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