• Serve as the technical authority for CMASS IV security operations and authorization support • Lead ongoing authorization (OA/cATO), continuous monitoring execution, RMF artifact quality, and compliance alignment with DHS and USCIS security requirements • Designated Key Personnel due to its critical role in operational security execution and audit readiness • Lead continuous monitoring and OA/cATO execution across USCIS systems • Oversee development and maintenance of SSPs, SAPs, SARs, POA&Ms, and supporting evidence • Ensure control validation and security posture consistency across supported directorates • Coordinate with system owners, Authorizing Officials (AOs), ISSOs, and engineering teams • Ensure alignment with DHS 4300A, ISPP, and USCIS security policies • Support audits, assessments, and leadership briefings related to security posture