castelion
Castelion is seeking an Avionics Hardware Engineer to design and own mission-critical flight hardware end-to-end, from architecture and requirements through schematic design, component selection, bring-up, debugging, verification, and vehicle integration. The role involves designing complex mixed-signal, high-speed PCBs for missile systems, working with the supply chain, and supporting production readiness. This position requires 3-8 years of hardware design experience and the ability to work on-site in Torrance, CA.
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,
and employee contacts for castelion.
36% above the average for this role