Senior Cybersecurity Architect
Castelion CorporationTorrance, California, United States
Posted March 30, 2026
Full Time
About the Company
Castelion Corporation specializes in the design and manufacture of advanced hypersonic strike weapons, providing cutting‑edge propulsion and guidance systems for national security and defense. The company focuses on aerospace technologies, industrial automation, and government contracts, delivering high‑performance solutions that enhance military capabilities. Castelion distinguishes itself through the integration of modern production techniques with rigorous testing protocols, enabling rapid deployment of critical defense systems. Their culture prioritizes innovation, precision engineering, and strict adherence to defense regulations.
Job Description
Castelion is seeking a Senior Cybersecurity Architect to lead the design and implementation of secure, resilient information security systems, monitoring, red/blue team activities, and more in support of regulated, compliance-heavy environments.
Requirements
- 7-10+ years of hands-on experience in cybersecurity engineering, infrastructure security, or related fields.
- Strong technical background in network security, endpoint protection, access control, and vulnerability management.
- Proficiency with modern security tools (e.g., CrowdStrike, Palo Alto, Nessus, Splunk, Snort, etc.).
- Eligibility for U.S. security clearance.
- Active Security+, CISSP, CISM, CEH, or similar senior-level certification(s).
- Relevant experience with NIST 800-171, CMMC, DFARS, or other in relation to cybersecurity audit readiness.
- Experience in SOC operations.
Benefits
- Comprehensive medical, vision, and dental insurance
- Four weeks of paid time off per year
