Cybersecurity Engineer - ISSO

Job ID 2615272 Location Vienna, VA, US Date Posted 2026-08-04 Category Cyber Subcategory Cyberspace Ops Schedule Full-Time Shift Day Job Travel Yes - 10% of the time Minimum Clearance Required TS.SCI_wPoly Clearance Level Must Be Able to Obtain None Potential for Remote Work ORA_ON_SITE Description SAIC is seeking a Cyber Security Engineer to support critical DoD and Intelligence Community missions. You will lead assessment, authorization, vulnerability management, and secure operations for classified systems. Responsibilities Execute RMF processes for Assessment & Authorization (A&A).Develop/maintain SSPs, POA&Ms, SARs, and ATO artifacts in XACTA/eMASS.Conduct vulnerability scanning and track remediation using ACAS/IAVM.Implement and validate NIST 800‑53 and CNSSI 1253 controls.Support hardening, patching, STIG compliance for Windows, Linux, and networks.Monitor systems and assist with incident response.Evaluate security impacts of system changes.Collaborate with engineering, administration, and DevSecOps teams. Qualifications Required Qualifications Bachelor’s degree + 5 years of experience (or equivalent).Active or Current TS/SCI.DoD 8570 IAT II+ (Security+, CySA+, CISSP, etc.).Hands‑on RMF, POA&M, ATO documentation experience.Experience with ACAS, IAVM tracking.Knowledge of STIGs, patching, system hardening.Familiarity with NIST publications and incident‑response processes.Strong analytical and communication skills. Desired Qualifications Scripting experience (Python, Java, React).DevSecOps pipeline experience.Linux/Windows, databases, or web app experience.Familiarity with Agile tools (Jira, Confluence).Experience with NIST SP 800‑171. Target salary range $160,001 - $200,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.