Information System Security Officer (ISSO) – Level 4

Position Summary
The Information System Security Officer (ISSO) – Level 4 serves as the Subject Matter Expert (SME) and highest-level advisor supporting DISA IE cybersecurity compliance under the CTAS Task Order. This position is responsible for addressing the most complex accreditation challenges, developing innovative remediation and waiver strategies, and guiding enterprise-level policy decisions. The ISSO – Level 4 frequently interfaces with senior Government leadership, represents the contractor team in high-level governance forums, and ensures that DISA systems are positioned for long-term compliance with evolving DoD cybersecurity policies and frameworks. This role sets the standard for ISSO practices across the task order by authoring policies, leading accreditation efforts, and mentoring senior ISSOs.

Responsibilities
The ISSO – Level 4 performs high-level compliance, risk management, and advisory fun...