Information System Security Officer; ISSO

Information System Security Officer (ISSO)

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations.

Join Accenture Federal Services, a technology company within global Accenture. Recognized as a Glassdoor Top 100 Best Place to Work, we offer a collaborative and caring community where you feel like you belong and are empowered to grow, learn and thrive through hands-on experience, certifications, industry training and more.

Join us to drive positive, lasting change that moves missions and the government forward!

Accenture Federal Services is looking for an Information System Security Officer (ISSO) to support the security, compliance, and risk management of cloud-based systems for the program. You'll maintain the operational security posture required for authorization to operate, support continuous monitoring and RMF/JSIG accreditation activities, and work closely with security engineering, Dev Ops, and IT operations teams to keep systems compliant as they evolve.

• Continuous monitoring, vulnerability assessment, and risk analysis, including validating remediation actions and documenting POA&M updates
• RMF/JSIG documentation packages — SSP, SAP, SAR, POA&M, and continuous monitoring artifacts — supporting ATO and audit activities
• Security control implementation and compliance with STIG/CIS benchmarks and security authorization baselines
• Coordination with system administrators, security engineers, and Dev Ops teams on system changes that affect security posture, including Zero Trust Architecture requirements
• Incident handling and investigation of security anomalies, escalating and tracking recovery actions
• Audit log review and continuous monitoring tool analysis to identify anomalies, threats, and insider risk

• Systems that maintain compliance with their security authorization package and ATO requirements
• Complete, audit-ready RMF documentation supporting authorization and assessment activities
• Timely identification, tracking, and remediation of vulnerabilities and security findings
• Documented incident response actions with verified restoration of affected controls
• A continuous monitoring program that measurably improves system security posture over time

• 3+ years of experience in an ISSO or equivalent security role — implementing security controls under RMF, JSIG, or ICD 503, using vulnerability management and SIEM tools (e.g., Nessus/ACAS, Splunk), and supporting cloud environments (AWS or Azure)
• DoD 8570 IAT Level II certification (e.g., Security+), or DoD 8140 equivalent
• Bachelor's degree in Computer Science, Information Systems, Engineering, or a related field, or 4+ years of relevant job or military experience in lieu of degree

• DoD 8570 IAM Level II certification (e.g., CASP+, CISSP), or an AWS/Azure security certification
• Experience with STIG compliance tooling (SCAP Compliance Checker, Evaluate-STIG, eMASS) and DISA STIGs
• Experience with endpoint security platforms (Microsoft Defender, Trellix ePO) or a security incident response team (NOC/SOC)
• Familiarity with container security (Docker, Kubernetes, ECS/EKS/AKS)
• Familiarity with National Security systems and air-gapped environments

• Active TS clearance required; SCI preferred

As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of…