We are seeking a highly skilled Security Engineer to join our team supporting Department of Defense (DoD) programs. This role is responsible for architecting, engineering, and deploying advanced cybersecurity solutions while ensuring compliance with Risk Management Framework (RMF), Joint Special Access Program Implementation Guide (JSIG), and related regulatory standards. The ideal candidate combines hands-on engineering expertise with deep knowledge of cloud technologies, system security, vulnerability management, incident detection/response, and authorization-to-operate (ATO) processes. What you'll do: • Support, administer, and maintain cybersecurity tools and platforms, including: • Splunk Enterprise: clustered system administration, deployment, data onboarding, CIM alignment, dashboards, alerts, etc. • Nessus/ACAS: Tenable Nessus Manager and Security Center - system administration, deployment, scan management • Evaluate-STIG and/or SCAP Compliance Checker • Microsoft Defender and/or Trellix(ePO) • Integrate ancillary monitoring and assessment tools into SIEM • Enable "security-as-code" via automation with Ansible, Terraform, PowerShell, Bash, or Python • Contribute to incident detection and response, including developing detections, improving telemetry, tuning alerts, and supporting investigation efforts • Select, architect, develop, and deploy solutions supporting vulnerability management, auditing, logging, patch management, and risk remediation across enterprise and cloud-hosted environments • Engineer and implement security requirements for DoD cloud environments (AWS, Azure) in accordance with RMF and JSIG • Perform advanced engineering to improve system security posture, including access control (least privilege), configuration baselines, and endpoint security • Partner with ISSM/ISSO on RMF A&A activities, SSP updates, ConMon, control ownership/ inheritance, and audit preparation • Develop and maintain key technical documentation (SOPs, runbooks, architectural designs, etc.) • Mentor teams on secure design principles and provide recommendations for complex system architectures What you'll need: • DoD IASAE Level II certification, such as CASP+ or CISSP (or ability to obtain within 3 months of hire) • 5 years of experience in a security engineering or similar role (e.g.: DevOps or security background, etc.) • Hands-on experience with SIEM (e.g.: administration, data normalization, data pipelines, alerting, and/or correlation) • Expertise in Windows and/or Linux (RHEL preferred) system administration • Expertise in cybersecurity engineering disciplines (e.g.: patch/configuration management, vulnerability assessment, monitoring, access control, incident response) • Experience with automation tools (e.g.: Ansible, Terraform, Powershell, Bash, Python) • Familiarity with RMF/JSIG accreditation processes • Familiarity with TCP/IP networking model Bonus Points if you have: • Experience with AWS and/or Azure cloud environments • AWS or Azure technical certifications • Bachelor's or Master's degree in Computer Science, Software Engineering, Information Assurance, Cybersecurity, or related field • Experience with security incident response teams (NOC/SOC) • Familiarity with container security (Docker/Kubernetes/ECS/EKS/AKS) • Strong ability to develop security assessment methodologies to improve detection, efficiency, and accuracy • Proactive and agile mindset to improving system security posture and team efficiency • Ability to balance security requirements with operational efficiency • Experience in Windows and/or Linux hardening, and security • Experience with cloud security concepts, and hybrid deployments • Ability to provide Tier 3-level troubleshooting support for security tools and related infrastructure Clearance: Must have a Secret level clearance; Top Secret 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 California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland. The base pay range for this position in these locations is shown below. Compensation for roles at Accenture Federal Services varies depending on a wide array of factors, including but not limited to office location, role, skill set, and level of experience. Accenture Federal Services offers a wide variety of benefits. You can find more information on benefits here. We accept applications on an on-going basis and there is no fixed deadline to apply. The pay range for the states of California, Colorado, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Virginia, Washington, and the District of Columbia, and the city of Cleveland is: $116,900-$243,100 USD