Sr Information Systems Security Officer (ISSO)

About Peraton

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.

We operate at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. Our employees serve as valued partners to essential government agencies and support every branch of the U.S. armed forces. Each day, our team solves the most daunting challenges our customers face, keeping people around the world safe and secure.

About the Role

Peraton is seeking a Senior Information Systems Security Officer to support our Federal Strategic Cyber programs within the National Capital Region (NCR). In this position, you will serve as a Task Lead, acting as a central figure in maintaining the integrity and compliance of our federal cyber programs.

You will be responsible for writing security policies and procedures, including CSS, SSP, and SSPP, while assessing all ATO package artifacts. Your expertise will guide the execution of the Risk Management Framework (RMF) v5, managing system status updates, operational and technical security controls, and the full lifecycle of Plan of Action and Milestones (POA&M). You will utilize eMASS to track non-compliant controls, manage evidence, and produce reports that ensure the Security Authorization Process documents are complete and compliant with all guidance.

Collaboration is key to this role. You will work closely with IT counterparts, system administrators, and developers to coordinate STIG remediation and communicate complex technical information to non-technical audiences. Your day-to-day activities will also involve conducting risk assessments, monitoring security incidents, and responding appropriately to security threats, ensuring a robust defense posture across our network and systems.

Hiring Process

The application period for this role is estimated to be 30 days from the posting date, though this timeline may be adjusted based on business needs and candidate availability. By applying, you express your interest in the role and the company. During the review process, selected candidates may be required to participate in an on-camera interview and a process to verify their identity.

Equal Opportunity

Peraton is an equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.