Full-time

Information System Security Officer

Posted by Ark Solutions • Washington, District of Columbia, United States

📍 Washington, District of Columbia 🕒 February 22, 2026

About the Role


Information System Security Officer

Location: Washington, DC | Duration: months | Hybrid

Day-to-day Responsibilities:

  • Conduct continuous monitoring activities, including maintenance of current ATO, system self-assessments, and review of vulnerability and compliance reports.
  • Ensure stakeholders perform system log reviews as defined in the SSP and review IT system user accounts for accuracy.
  • Collaborate with technical teams to mitigate security control deficiencies and vulnerabilities.
  • Assess cybersecurity impact of changes to IT systems, document findings, and brief stakeholders.
  • Conduct self-assessments of security controls, identify weaknesses, and track remediation activities in POA&M.
  • Manage POA&M process for timely detection and alerting of non-compliance issues.
  • Provide system access, information, and documentation to security assessment and audit teams.
  • Required Skills:

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