Senior Cybersecurity Engineer Job at Astrion in El Segundo

Overview Senior Cybersecurity Analyst/Engineer role at Astrion supporting STS-3 in El Segundo, CA. This senior position provides direct Assessment & Authorization (A&A) support to the Information Systems Security Manager (ISSM), ensuring secure operations of enterprise networks, mission‑critical systems, and sensitive data across the directorate. Job Details Location: El Segundo, CA Job Status: Full time Clearance Required: Active DoD TS/SCI Salary Range: $160,000 – $190,000 (DOE) Minimum Requirements 8+ years of cybersecurity experience supporting USSF, DoD, or related federal organizations BA or BS degree Active DoD TS/SCI clearance (with current investigation) CompTIA Security+ or equivalent DoD 8570/8140 IAT/IAM certification Hands‑on experience with eMASS Preferred Qualifications Familiarity with Risk Management Framework (RMF) protocols Knowledge of USSF A&A procedures CISSP, GIAC, or equivalent advanced cybersecurity certification Strong organizational, interpersonal, and communication skills with attention to detail Advanced skills in Microsoft Word, Excel, PowerPoint, and Outlook Key Responsibilities 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 #J-18808-Ljbffr