Lead Information System Security Officer (ISSO)

SAIC • Washington, DC • Posted June 20, 2026

About the Role

**Description**

SAIC is seeking a Lead Information System Security Officer (ISSO) to support a critical U.S. government agency in the National Capital Region. This role serves as the primary business liaison and single point of contact for a portfolio of systems while overseeing day-to-day authorization, compliance, and risk management activities.

The Lead ISSO reports to the Security Program Management Office (SPMO) Manager and is responsible for leading a small team supporting system security, authorization, continuous monitoring, and risk management functions across assigned systems.

**Responsibilities:**

+ Serve as the lead ISSO and primary point of contact for assigned systems and stakeholders.
+ Oversee and coordinate activities related to ATO support, SSP maintenance, continuous monitoring, POA&M management, SIAs, and Risk Acceptance processes.
+ Lead a small team supporting system security, authorization, compliance, and risk management...