NCIS Cyber Security Analyst | Active TS/SCI clearance

Transform technology into opportunity as a Cyber Security Analyst with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate. The Naval Criminal Investigative Service (NCIS) is an organization of over 2,200 personnel, of which 700 serve at HQ and the remaining staff serve at offices worldwide. NCIS is the Department of Navy (DON) component with primary responsibility for criminal investigation, law enforcement (LE), counter‑terrorism (CT), counterintelligence (CI), and cyber matters. NCIS has exclusive investigative jurisdiction in non‑combat matters involving actual, potential, or suspected criminal, terrorism, sabotage, espionage, and subversive activities. This position is pending contract award in September 2026 timeframe.

MEANINGFUL WORK AND PERSONAL IMPACT

As a Cyber Security Analyst , the work you’ll do at GDIT will be impactful to the mission of the NCIS ITD organization in Quantico, VA. Supports all authorization package ACAS related tasks assigned to Issues and NQVs, providing required artifacts in accordance with Navy Testing Guidance and RMF Process Guide. Manages and validates system security compliance by reviewing Security Technical Implementation Guides (STIGs) and using scanning tools to assess and report on STIG compliance. Executes and documents testing of RMF security controls to validate their effectiveness and compliance with NCIS policies, providing evidence for Assessment & Authorization (A&A) packages. Applies a comprehensive understanding of NIST SP 800-53 Revision5 to select, tailor, and document security and privacy controls in alignment with federal requirements and operational needs. Performs 90‑Day Baseline scans for each authorization package, providing Detailed Vulnerability List (DVL) Reports for eMASS and ACAS Summary Reports in accordance with Navy Testing Guidance. Conducts weekly and ad‑hoc ACAS scans supporting RMF STEP3/STEP4 processes, vulnerability assessments, and continuous monitoring for authorized packages, reporting vulnerability status and creating asset lists from provided hardware lists. Performs risk analyses of computer systems and applications during all phases of the system development life cycle using the ACAS tool. Initiates eMASS registrations, prepares, processes, updates, and monitors RMF A&A packages, ensuring compliance with DON RMF authorization requirements.

WHAT YOU’LL NEED TO SUCCEED

Bring your cybersecurity expertise along with a drive for innovation to GDIT. Our Cyber Security Analyst must have: Security Clearance Level: Active TS/SCI required; a Top Secret clearance with SCI eligibility is also acceptable. Required Experience: 5+ years of experience in the systems security discipline with specific emphasis on Navy cybersecurity practices. Experience in developing RMF Assessment and Authorization (A&A) Security Plans (SP), System Level Continuous Monitoring (SLCM), Ports, Protocols and Services Management (PPSM), Host Based Security Systems (HBSS), ACAS vulnerability scanning, and Security Technical Implementation Guides (STIGs). Experience with Enterprise Mission Assurance Support Service (eMASS) tools. Experience preparing, processing, assessing, validating, and maintaining RMF A&A packages using eMASS and XACTA tools. Experience with public key‑based technologies for applications. Required Certifications: CompTIA Security+ CE. Education: BS degree or four years of additional experience in lieu of a degree. Location: Onsite at Quantico, VA. US Citizenship required.

WHAT WE'D LOVE FOR YOU TO HAVE

Completed Navy RMF training. Formal ACAS training. Formal eMASS training.

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do. Growth: AI‑powered career tool that identifies career steps and learning opportunities. Support: Internal mobility team focused on helping you achieve your career goals. Rewards: Comprehensive benefits and wellness packages, 401(k) with company match, competitive pay, and paid time off. Community: Award‑winning culture of innovation and a military‑friendly workplace.

OWN YOUR OPPORTUNITY

Explore a career in cyber at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your focus on defending and protecting what matters. #J-18808-Ljbffr General Dynamics Information Technology