Senior ISSO & RMF Security Leader

Leidos Inc

Odenton (MD)

On-site

USD 131,000 - 237,000

Full time

3 days ago

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Job summary

Leidos seeks a Senior Cyber Specialist to serve as the Information System Security Officer (ISSO) for assigned enterprise systems. You will own security posture, coordinate RMF activities, and ensure continuous monitoring and authorization artifacts are current.

Ideal candidates have 12+ years of relevant experience with a degree, a DoD Secret clearance, and an IAT Level II+ certification. The role interfaces with engineering teams and government authorities to translate requirements into

Qualifications

Bachelor's degree or equivalent experience with 12+ years, or Master's with 10+ years.
Current IAT Level II or higher certification such as Security+ or CISSP.
Active DoD Secret clearance.

Responsibilities

Serve as ISSO for assigned systems and maintain security posture.
Execute RMF activities across categorization, control selection, and continuous monitoring.
Develop, maintain, and defend authorization packages and artifacts.
Maintain system records in eMASS and track control status.
Develop and track Plans of Action and Milestones (POA&Ms).
Support security assessments, audits, and readiness activities.
Evaluate security changes and provide written recommendations.