Senior Information Systems Security Officer

Tharros
Washington, DC
Job Description
Role Overview

Support ISSO operations across a complex Federal cybersecurity environment, including Assessment and Authorization, continuous monitoring, ATO package maintenance, POA&M management, security artifact quality, cloud and hybrid system support, and cybersecurity compliance.

What You Will Do

Perform ISSO duties for assigned Federal information systems, support RMF activities, develop and maintain security artifacts, create and maintain ATO packages, collaborate with stakeholders, and ensure systems remain aligned with cybersecurity policies.

Why It Might Be a Fit

The ideal candidate is a hands-on ISSO who can maintain accurate authorization evidence, coordinate with technical teams, and help keep mission systems secure, compliant, and authorization-ready.

Requirements

  • Hands-on ISSO experience
  • RMF activities experience
  • Security artifact development and maintenance experience
  • ATO package creation and maintenance experience
  • Collaboration with stakeholders experience
  • Cybersecurity policy alignment experience
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