Senior Cybersecurity Engineer SME

Overview

Senior Cybersecurity Engineer SME

Location : Huntsville Alabama

Job Status : Full time

Clearance Required : Active DoD TS / SCI

Astrion is seeking a Senior Cybersecurity Engineer SME to join our prime contract supporting STS-3 in Huntsville Alabama. 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

10+ years of cybersecurity experience supporting USSF, DoD, or related federal organizations.

• MA or MS 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 / SKILLS

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.

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.

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