Information System Security Manager (ISSM)

Job description

Responsibilities We are seeking a highly skilled and innovative Information System Security Manager (ISSM) to join our team in the greater DMV area, supporting the Army National Guard. Responsibilities: - Oversee cybersecurity posture for multiple systems or an enterprise segment as the ISSM, directing ISSOs and technical teams in implementing RMF, FISMA, and DoD/Army policies. - Define security strategies, risk tolerance application, and controls implementation approaches aligned with the Cybersecurity Strategy Plan, CsMP, and RMF Plan. - Review and approve ISS documents, system security plans (SSPs), POA&Ms, incident response plans (IRPs), and compliance reports; brief leadership on risk, accreditation timelines, and inspection readiness. - Coordinate with ARNG, RCC‑ARNG, ARCYBER, USCYBERCOM, and other authorities on significant issues, incident reporting, and enterprise‑wide process improvements. - Provide authoritative guidance on control implementation, continuous monitoring, configuration management, and evidence collection for authorization packages. - Lead security risk assessments, vulnerability remediation prioritization, and validation of mitigation effectiveness across...