Information System Security Manager

IT and Cyber Risk Auditor – GDIT We are seeking an experienced ISSM/ISSO to evaluate security governance, risk, and compliance for critical government systems. This role focuses on protecting client IT systems through audits, control reviews, and continuous monitoring. Responsibilities Conduct security audits and RMF control assessments applying deep ISSO/ISSM experience. Review, validate, and enhance security artifacts such as SSPs, POA&Ms, and continuous monitoring deliverables. Evaluate system security controls for effectiveness, sufficiency, and alignment with NIST 800‑53, DoD requirements, and organizational policies. Work with ISSOs/ISSMs and technical teams to interpret findings, recommend remediation actions, and ensure timely closure of vulnerabilities. Analyze system changes, configuration updates, and vulnerability outputs to determine authorization impacts and risk‑level adjustments. Support ATO maintenance by tracking assessments, evidence, and documentation needed for successful RMF lifecycle execution. Prepare and deliver clear, risk‑focused briefings to system owners and stakeholders on audit findings and compliance status. Qualifications Education: Bachelor’s degree or equivalent 4+ years of related work experience, training or education. Experience: 3+ years as a prior ISSO/ISSM. Certifications: IAT II, Security+, SSCP, CCNA Security or equivalent. Technical skills: Strong understanding of NIST SP 800‑53, DoD cybersecurity requirements, and control implementation/assessment practices; familiarity with Windows/Linux environments, vulnerability tools, and security baselines. Security clearance: Active Secret clearance required. US citizenship: Required. Role requirements: Onsite, 5 days/week. Benefits Growth: AI‑powered career tool that identifies career steps and learning opportunities. Support: Internal mobility team focused on career goals. Rewards: Comprehensive benefits including medical, dental, vision, 401(k) with company match, and paid time off. Community: Award‑winning culture of innovation and a military‑friendly workplace. Compensation Salary range: $81,349 – $100,050 (based on experience, location, and contractual requirements). Job Details Schedule: 40 hours per week. Travel: less than 10%. Telecommuting: Onsite. Work location: Falls Church, VA, USA (additional locations available). Equal Opportunity Statement GDIT is an Equal Opportunity Employer. All qualified candidates will receive consideration regardless of race, color, religion, sex, gender identity, sexual orientation, national origin, disability, veteran status, or any other protected status. #J-18808-Ljbffr