General Dynamics Information Technology · 11 hours ago
Information System Security Officer (ISSO) - TS/SCI with Polygraph
McLean, VA
Full-time
Onsite
Mid, Senior Level
$124K/yr - $167K/yr
5+ years expGeneral Dynamics Information Technology is seeking a highly skilled Information System Security Officer (ISSO) for a critical contract role supporting mission-critical systems. The ISSO will ensure the security and integrity of classified commercial cloud services while supporting the Governance, Risk, and Compliance program.
Artificial Intelligence (AI)Cloud ComputingConsultingCyber SecurityInformation Technology
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Support Assessment & Authorization (A&A) execution for classified commercial cloud service offerings, and Cross Domain Solutions (CDS) as needed, through the entire respective FedRAMP/DoW IL6 and/or 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 FedRAMP/DoW IL6, DoW CDS as needed, and 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 FedRAMP/IL6 third-party assessment organization (3PAO) assessments, DoW CDS assessments as needed, and IC assessments. (Potential to support DCSA classified space 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
Qualification
Required
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 IL6, DoW RMF, and/or ICD 503 policies
Extensive, hands-on experience navigating the FedRAMP, DoW Impact Level 6 (IL6), and Risk Management Framework (RMF) requirements for classified commercial cloud services and cross domain solutions
Location: Onsite in McLean, VA
Preferred
Certifications: CISSP (Certified Information Systems Security Professional)
Benefits
Comprehensive benefits and wellness packages
401K with company match
Variety of medical plan options, some with Health Savings Accounts
Dental plan options
A vision plan
Variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave
Short and long-term disability benefits
Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance
Company
General Dynamics Information Technology
General Dynamics Information Technology is an IT consulting company that specializes in cyber security, AI, and quantum computing. It is a sub-organization of General Dynamics.
10001+ employees
Funding
Current Stage
Late StageLeadership Team
Paul Nedzbala
Senior Vice President
Ben Buckley
Vice President and General Manager
Recent News
2026-02-05
2026-01-03
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