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Principal Embedded Systems Security Engineer (Onsite - Marlborough, MA) Secret clearance required
RTX
US-MA-MARLBOROUGH-MA1 ~ 1001 Boston Post Rd ~ BLDG 1Posted Aug 24, 2026 · 2h ago
Full-timePrincipalOn-siteDefense
About this role
RTX is seeking a Principal Embedded Systems Security Engineer to join their Collins Product Cybersecurity Organization in Marlborough, MA. This role focuses on ensuring the security of strategic defense and protected communication systems by leading RMF authorization and cryptographic certification activities, analyzing system architectures for vulnerabilities, and integrating security requirements across engineering disciplines. The position requires an active SECRET security clearance and U.S. citizenship.
What we are looking for
6- Lead RMF Authorization to Operate (ATO) and NSA Type 1 Cryptographic Certification
- Analyze system architectures for security vulnerabilities and develop mitigations
- Integrate security requirements across systems engineering, software, hardware, and test
- Lead security-focused system verification and validation activities
- Decompose, allocate, implement, and verify cybersecurity requirements
- Requires active SECRET clearance and U.S. citizenship
Work authorization
No visa sponsorship is available.
Must be a U.S. citizen.
Requires a Top Secret security clearance.
