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# Information System Security Manager (ISSM)

- **Company:** OMNI Consulting Solutions
- **Location:** Chantilly, VA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Xacta, Cyber Security, Information Systems, Identity and Access Management, Information Security Management, Software Vulnerability Management, Information Technology
- **Published:** July 21, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9043338/information-system-security-manager-issm

## About the Role

Bachelor's degree in a technical field (Computer Science, Information Technology, Cybersecurity, or related) or equivalent experience.
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Active TS/SCI clearance.
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Experience (10+ years) in cybersecurity/information assurance, including RMF/accreditation experience.
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DoD 8570/8140 IAM Level II or III certification (e.g., CISSP, CISM, or equivalent).
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Demonstrated experience managing ATO packages and engaging with Authorizing Officials.
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Strong knowledge of RMF, CNSSI 1253, and applicable IC/DoD cybersecurity directives.

Preferred Qualifications
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CI polygraph.
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Experience with eMASS and/or Xacta accreditation tools.
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Prior experience as an ISSM supporting IC or USSF/DoD space programs.
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Master's degree in a related technical field.

## Description

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Provide overall cybersecurity program management for assigned classified and unclassified information systems.
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Oversee execution of the Risk Management Framework (RMF), including categorization, control selection, assessment, and authorization activities.
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Manage the Authorization to Operate (ATO) process and maintain system security documentation (SSPs, POA&Ms, risk assessments).
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Direct and oversee ISSOs and cybersecurity staff supporting assigned systems.
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Oversee continuous monitoring and vulnerability management programs, ensuring timely remediation of identified risks.
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Serve as the primary cybersecurity interface with the government Authorizing Official (AO) and customer cybersecurity staff.
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Ensure compliance with applicable DoD/IC cybersecurity policy (e.g., DoDI 8510.01, ICD 503, CNSSI 1253).
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Report cybersecurity incidents and coordinate response activities in accordance with program requirements.


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