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Information System Security Engineer

Astrion
United States, California, El Segundo
Mar 12, 2026
Overview

Information System Security Engineer

LOCATION: El Segundo, CA

JOB STATUS:Full-time

CLEARANCE: Active TS/SCI

TRAVEL: As Needed

SALARY: 180,000 to 220,000

Astrion is seeking a Information System Security Engineer to support our customer inEl Segundo, CA.

The Cybersecurity Analyst provides direct Assessment & Authorization support to the Space Systems Command, Space Domain Awareness and Combat Power, Innovation and Prototyping Delta.

The Innovation and Prototyping Delta provides next-generation rapid, innovative & affordable technology that leverages international, commercial, & interagency partnerships.

This position requires a DoD Top Secret Clearance to start.

REQUIRED QUALIFICATIONS/SKILLS

  • Minimum 5+ years in Information Assurance functions including but not limit to the DoD Certification & Accreditation process, the RMF process, the Enterprise Information Technology Data Repository (EITDR), EMASS, monitoring and maintaining the Vulnerability Management System, CMI activities.
  • Top Secret clearance and SCI Eligible.
  • Certified Information Systems Security Professional (CISSP, or equivalent)8570 compliance
  • Bachelor's degree in business, Information Security, Information Systems, Computer Science, Engineering, or related field
  • CompTIA Security+ will work providing if having Certification & Accreditation (C&A) or Assessment & Authorization (A&A) experience under Risk Management Framework (RMF).
  • Familiarity with Risk Management Framework protocols.
  • Advanced-level competency with Microsoft Word, Excel, PowerPoint, and Outlook.

PREFERRED QUALIFICATIONS/SKILLS

  • Familiarity with Space System Command (Formerly Space and Missile Systems Center) Certification and Authorization (C&A) procedures.
  • Excellent and detail-oriented organizational, interpersonal, and communications skills.

RESPONSIBILITIES

  • Develops, updates, accomplishes Enterprise Mission Assurance Support Service (eMASS) entries and updates, coordinates and staffs Certification and Authorization (C&A) packages for mission systems in accordance with DoDI 8510.01 Risk Management Framework.
  • Administers mission systems information assurance telecoms and eMASS database updates
  • Registers mission systems within the Air Force Information Technology Investment Portfolio Suite (ITIPS) in compliance with the Federal Information Security Management Act (FISMA)
  • Reviews mission systems certification policies, programs, procedures and reports for initial and follow-on system releases, including new and evolving cyber system requirements and documents findings with suggested changes
  • Conducts and documents Security Test and Evaluation (ST&E) and physical security penetration tests on mission systems.
  • Revalidates information assurance and cyber controls for accredited mission systems and documents findings with suggested changes.
  • Assesses as required, higher headquarters directed changes in the C&A policy requirements for their impact on mission system security posture or Risk Management Framework (RMF) authorized systems.
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