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© All Rights Reserved. ApplyBlast.com
castelion
The Proposal Manager at Castelion owns the end-to-end development and submission of high-quality proposals for Department of War customers, translating complex engineering concepts into clear, compelling content. This hands-on role involves leading the proposal lifecycle, developing response strategies, and ensuring compliance with solicitation requirements. The position requires close collaboration with cross-functional teams to produce accurate technical and programmatic content that aligns with customer mission and acquisition needs.
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.
castelion didn’t post a salary, so this is our estimate from similar listings.
6% above the average for this role