Security Control Assessor Representative (SCAR)
Astrion | |
$160,000 +
| |
United States, California, El Segundo | |
Aug 26, 2026 | |
|
Overview
Senior Cybersecurity Engineer (SCAR) Location: El Segundo, CA Job Status: Full time SALARY RANGE: Estimated $160,000 +annually* *depending on experience, certifications, and qualifications Clearance Required: Active DoD TS/SCI Astrion is seeking a Senior Cybersecurity Engineer SME to join our prime contract supporting STS-3 in El Segundo, CA. This role will provide direct Assessment & Authorization (A&A) support to the Space Systems Command Authorizing Officia and Security Conrol Assessor (SCA), ensuring the secure operations of enterprise networks, mission-critical systems, and sensitive data across Space Systems Command (RDT&E) Authorizing Official (AO) subordinate enclave. You will play a hands-on role in Cybersecurity Analysis, Engineering, and Risk Management Framework (RMF) compliance, and Enterprise policy driving mission assurance for some of the nation's most important space systems. REQUIRED QUALIFICATIONS / SKILLS * 15+ years of cybersecurity experience supporting USSF, DoD, or related federal organizations. * Familiarity with Risk Management Framework (RMF) protocols. * Knowledge of USSF A&A procedures with hands-on experience with eMASS * Active DoD TS/SCI clearance (with current investigation). * CompTIA Security+ or equivalent DoD 8570/8140 IAT/IAM certification. PREFERRED QUALIFICATIONS / SKILLS * Prior SCA / SCAR / ASCA experience within DoW and USSF. * CISSP, GIAC, or equivalent advanced cybersecurity certification. * Strong organizational, interpersonal, and communication skills with attention to detail. * Technical MA or MS degree * Advanced skills in Microsoft Word, Excel, PowerPoint, and Outlook. RESPONSIBILITIES * Support the Authorizing Official and Security Control Assessor by ensuring adherence to the DoD RMF process, driving cyberhardening efforts, and tracking progress along the Road to ATO. * Support A&A activities and provide cybersecurity engineering expertise for enterprise mission systems. * Develop, update, and manage Enterprise Mission Assurance Support Service (eMASS) entries and coordinate A&A packages in accordance with DoDI 8510.01 (RMF). * Maintain and report on C&A schedules, package status, and system registrations in ITIPS (formerly EITDR) in compliance with FISMA. * Review and refine certification policies, procedures, and reports for new and evolving cyber system requirements. * Conduct research and analysis to assess the impact of new DoD, USSF, DIA, and DISA cybersecurity directives. * Support Vulnerability Management System (VMS) processes by documenting, tracking, and closing compliance findings. * Contribute to Security Test & Evaluation (ST&E) efforts, penetration testing, and validation of cybersecurity controls. * Revalidate cyber and IA controls for accredited systems and recommend improvements to strengthen mission assurance. * Assess policy changes from higher headquarters and determine impact on current mission system security posture. * Travel is required during onsite assessments. #CJ | |
$160,000 +
Aug 26, 2026