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Cybersecurity Engineer SME

Astrion
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Huntsville, AL, USA
Sep 21, 2026
Overview

Senior Cybersecurity Analyst/Engineer

LOCATION: Huntsville, AL

JOB STATUS: Full-time

CLEARANCE: Active TS/SCI

CERTIFICATION: N/A

TRAVEL: As Needed

Astrion is seeking a SeniorCybersecurity Analyst/Engineer to join our prime contract supporting Golden Dome Space Based Intercept in Huntsville, AL. This role will provide direct Assessment & Authorization (A&A) support to the Information Systems Security Manager (ISSM), ensuring the secure operations of enterprise networks, mission-critical systems, and sensitive data across the directorate.

 You will play a hands-on role in Cybersecurity Analysis, Engineering, and Risk Management Framework (RMF) compliance, 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.
  • 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.
  • Familiarity with Risk Management Framework (RMF) protocols.
  • Knowledge of USSF A&A procedures.

PREFERRED QUALIFICATIONS / SKILLS 

  • CISSP, GIAC, or equivalent advanced cybersecurity certification.
  • New start experience with RMF.
  • Background in cATO certification.
  • Experience in bringing networks and systems from Unclassified to TS to ATO.
  • Work on national priority systems.
  • Strong organizational, interpersonal, and communication skills with attention to detail.
  • Advanced skills in Microsoft Word, Excel, PowerPoint, and Outlook.

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.

#cj

Job ID

22572

Security Clearance

TS/SCI
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