Senior Integration & Test Engineer
Castelion CorporationTorrance, California, United States
Posted January 5, 2026
Full Time
About the Company
Castelion is bringing a new approach to defense development and production, focusing on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale.
Job Description
Castelion is seeking a Senior Integration & Test Engineer to lead the transition of advanced defense hardware from prototype into full production. The role involves driving integration, test, and qualification of mechanical and electrical subsystems, establishing scalable manufacturing and test processes, and supporting flight test campaigns.
Requirements
- Bachelor's degree in mechanical, aerospace, or manufacturing engineering, or other technical degree
- Minimum 5 years of professional experience within aerospace, defense, or a related high-reliability manufacturing/production environment
- Demonstrated history of taking hardware from R&D or prototype phase through to production
- Proficiency in CAD/CAM software (NX preferred)
- Broad exposure to mechanical, structural/composite, electrical/avionics, and (optionally) propulsion or fluid/energetic systems
- Prior experience writing, reviewing, and executing detailed test plans, procedures, and acceptance criteria
Benefits
- Comprehensive medical, vision, and dental insurance
- Four weeks of paid time off per year
- Long-term stock incentives as part of employment