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© All Rights Reserved. ApplyBlast.com
castelion
Castelion is seeking a Site Reliability Engineer to own the reliability, performance, and operational health of critical engineering systems supporting software development, CI/CD, and test infrastructure. This role involves leading technical investigations, building monitoring systems, and driving root cause analysis to resolve incidents across system boundaries. The position requires collaboration with DevOps, Cloud, Software, Security, Test, and IT teams to ensure system stability and continuous improvement.
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.
19% below the average for this role