Cyber Analyst Principal (TS/SCI with Polygraph required)

General Dynamics Information Technology, Inc.; McLean (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

General Dynamics Information Technology, Inc. in McLean, VA is seeking a Cyber Analyst Principal to support a mission-critical cloud service environment, applying RMF/A&A, continuous monitoring, and security engineering to maintain robust protection.

You will collaborate with the ISSM and Cyber Lead within the GRC program to ensure evidence-based compliance, coordinate testing, and validate controls for IC and classified cloud systems, requiring TS/SCI with Polygraph and DoD 8140/8570-M

Qualifications

• Active TS/SCI with Polygraph.
• DoW 8140 / 8570.01-M compliant.
• BA/BS degree or equivalent experience.
• 5+ years of related experience.
• Extensive RMF experience for classified cloud services and cross-domain solutions.

Responsibilities

• Lead RMF & A&A activities for classified cloud offerings and CDS.
• Support continuous monitoring and GRC programs.
• Assist in security control audits, assessments, and inspections.
• Review artifacts, logs, and configurations to provide evidence of compliance.
• Coordinate security testing and penetration testing for independent validation.

Skills

RMF expertise

NIST SP 800 series knowledge

ISSO/ISSM experience

A&A / Assessment & Authorization

Cross Domain Solutions

Education

BA/BS Degree or equivalent experience

Tools

STIGs

Vulnerability Scanners

Audit Tools

Job description

GDIT is seeking a highly skilled and multi-faceted Cyber Analyst Principal for a critical contract role supporting a commercial cloud service provider's mission-critical systems. This position requires the employee to report full time on site in McLean, VA.

The ideal candidate is a proactive and seasoned professional with extensive, hands‑on experience navigating the Intel Community (IC) Risk Management Framework (RMF) requirements for classified commercial cloud services and cross domain solutions. This role requires a unique blend of technical engineering prowess, security assessment and auditing skills, deep expertise in continuous monitoring, and the polish to communicate risk to executive leadership. You will be a key contributor to our Governance, Risk, and Compliance (GRC) program, supporting the Information System Security Manager (ISSM), and Cyber Lead in ensuring the unyielding security and integrity of mission‑critical systems.

The Cyber Analyst Principal will support the following key areas -

• RMF & Assessment and Authorization (A&A)
• Security Engineering & System Hardening
• Security Control Assessor (SCA) & Auditing
• Continuous Monitoring & GRC

Additionally, the Cyber Analyst Principal will -

• Support Assessment & Authorization (A&A) execution for classified commercial cloud service offerings, and Cross Domain Solutions (CDS) as needed, through the entire respective IC RMF lifecycles to obtain and maintain the applicable authorizations.
• Assist in maintaining a comprehensive body of evidence for A&A packages.
• Support the monthly and overall IC Continuous Monitoring requirements.
• Work with security engineering to proactively identify and assess vulnerabilities related to scans, STIGs, security controls, etc.
• Support assessment preparation for security control audits, traditional security reviews, and formal inspections, including preparing for and executing IC assessments.
• Meticulously review artifacts, logs, and system configurations to ensure they provide sufficient evidence of compliance.
• Coordinate and/or participate in security testing and penetration testing activities to provide an independent validation of the system's security posture.

WHAT YOU’LL NEED TO SUCCEED - REQUIRED:

Bring your cyber expertise and drive for innovation to GDIT. TheCyber Analyst Principal must have:

• Security clearance level: Must possess a current and active TS/SCI with Polygraph.
• Certifications: Must be DoW 8140 / 8570.01-M compliant
• Education: BA/BS Degree or equivalent experience in lieu of degree
• Experience: 5+ years of related experience
• Technical skills:
  • Expert-level knowledge of the complete NIST SP 800 series (especially 800-37, 800-53, 800-30) and risk management principles.
  • Progressive experience in information assurance and cybersecurity roles.
  • Direct, hands‑on experience as an ISSO or ISSM, with a proven track record of successfully supporting ATO for classified systems under ICD 503 policies.
  • Extensive, hands‑on experience navigating the IC Risk Management Framework (RMF) requirements for classified commercial cloud services and cross domain solutions.
• Location: Onsite in McLean, VA

DESIRED QUALIFICATIONS:

• Certifications: CISSP (Certified Information Systems Security Professional)

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: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
• Community: Award-winning culture of innovation and a military-friendly workplace

#GDITpriority

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.