Astrion is hiring: Senior Cybersecurity Engineer 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