Information System Security Manager (ISSM) Expert

Gray Wolf Solutions LLC
McLean, VA

Requirements, Qualifications, & Responsibilities

• Active TS/SCI and FS poly clearance

• Support the Agency RMF Workflow and Processes by proposing, coordinating, implementing, and enforcing information system security policies, instructions, standards, methodologies

• Manage Analysts engaged in ensuring the safety of information systems assets and protection of systems from intentional or inadvertent access or destruction.

• Coordinate with the Data Custodian, Project Owner, and ISSM to identify the types of information processed, assign the appropriate security categorizations to the information systems, determine the information security and privacy impacts, and manage information security and privacy risk.

• Document the controls in the information security and privacy plan (or equivalent document) to ensure implemented controls meet or exceed the minimal controls defined by CISO guidance.

• Maintain current system information in XACTA (e.g., POCs, artifacts) to support organizational requirements and processes (e.g., communication, contingency planning, training, data calls)

• Evaluate the impact of network and system changes using RMF processes

• Ensure anomalies identified under the Sponsor's Information Security Continuous Monitoring activities are addressed and remediated in a manner that commensurate with the risks posed to the system from the anomalies.

• Submit recommendations to stakeholders for system configuration deviations from required baseline

• Develop and maintain a system security plan (SSP)

• Conduct periodic reviews to ensure compliance with SSP

• Ensure configuration management for security-relevant IS software, hardware, and firmware is maintained and documented

• Ensure system recovery processes are monitored to ensure security features and procedures are properly restored

• Ensure all IS security-related documentation is current and accessible to authorized individuals

• Formally notify the appropriate individuals when changes occur that might affect authorization

• Participate in governance and project reviews identified by the Sponsor

• Strong documentation skills

• Experience with XACTA 360, Continuum and other SCAP Compliant tools

• Working experience with RMF, ICD 503, CNSSI 1253, NIST SP 800-53/53A, and STIGs

• Bachelor's Degree (in an IT-related field) and 8 years’ relevant and recent experience

Desired Certifications

• Certified Ethical Hacker 10 (CEH)

• Certified Information Systems Security Professional (CISSP)

• Certified Information Systems auditor (CISA)

• NIST Cybersecurity Framework (NCSF)

• AWS Solutions Architect Associate or Professional

Posted 2025-07-25

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