Cyber Systems Engineering (ISSO)

Peraton • Laurel, MD

7d

About The Position

As a Cyber Systems Engineer – Information System Security Officer (ISSO), you will secure and authorize mission-critical systems supporting Intelligence Community operations. You will be responsible for maintaining system authorization, enforcing RMF controls, and protecting classified information across the system lifecycle. Serve as the ISSO / Information System Security Approval Authority for assigned classified systems. Maintain and enforce system security posture in accordance with RMF (NIST 800-37/53), ICDs, and applicable DoD/IC policies. Lead system security activities across design, authorization, operations, and sustainment phases. Conduct and document risk assessments, vulnerability assessments, and control implementations to support system authorization. Support continuous monitoring, POA&M development, vulnerability remediation, and security incident response. Evaluate system architectures, configurations, and security solutions to ensure compliance with classified processing requirements. Manage configuration changes, assess security impact, and ensure continued authorization. Coordinate with ISSMs, ISSEs, system owners, and accrediting authorities to support authorization decisions. Develop, review, and maintain required RMF artifacts, including: System Security Plans (SSPs) Risk Assessment Reports (RARs) Security Control Assessments (SCAs) Authorization to Operate (ATO) packages System Requirements Traceability Matrices (SRTMs) Ensure audit readiness and support inspections, assessments, and compliance reviews.

Requirements

• Ten (10) years experience as an ISSO on programs and contracts of similar scope, type, and complexity is required.
• Experience is to include at least one (1) of the following areas: knowledge of current security tools, hardware/software security implementation; communication protocols; and encryption techniques/tools.
• Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university is required.
• Five (5) years of additional ISSO experience may be substituted for a bachelor’s degree.
• Possession of a DoD 8570 IAM Level I or higher certification is required.
• Active TS/SCI with current polygraph required.

Responsibilities

• Secure and authorize mission-critical systems supporting Intelligence Community operations.
• Maintain system authorization.
• Enforce RMF controls.
• Protect classified information across the system lifecycle.
• Serve as the ISSO / Information System Security Approval Authority for assigned classified systems.
• Maintain and enforce system security posture in accordance with RMF (NIST 800-37/53), ICDs, and applicable DoD/IC policies.
• Lead system security activities across design, authorization, operations, and sustainment phases.
• Conduct and document risk assessments, vulnerability assessments, and control implementations to support system authorization.
• Support continuous monitoring, POA&M development, vulnerability remediation, and security incident response.
• Evaluate system architectures, configurations, and security solutions to ensure compliance with classified processing requirements.
• Manage configuration changes, assess security impact, and ensure continued authorization.
• Coordinate with ISSMs, ISSEs, system owners, and accrediting authorities to support authorization decisions.
• Develop, review, and maintain required RMF artifacts, including: System Security Plans (SSPs) Risk Assessment Reports (RARs) Security Control Assessments (SCAs) Authorization to Operate (ATO) packages System Requirements Traceability Matrices (SRTMs)
• Ensure audit readiness and support inspections, assessments, and compliance reviews.

Benefits

• Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and participation in an attractive bonus plan.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees