Information System Security Manager (ISSM)

Information System Security Manager (ISSM)

Job Category: Security

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

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We are seeking a highly experienced Information System Security Manager (ISSM) to lead CACI’s Azure cybersecurity program and oversee a team of geographically dispersed Information System Security Officers (ISSOs). This key leadership role is critical to maintaining a strong information assurance posture across multiple classified systems, programs, and enclaves in support of the U.S. Navy. The ISSM will be responsible for ensuring full compliance with DoD cybersecurity policies, Risk Management Framework (RMF) requirements, and classified network infrastructure standards.

Key Responsibilities:
Leadership & Oversight

• Lead and manage a distributed team of ISSOs across multiple locations
• Serve as the primary cybersecurity authority for all classified information systems under your purview
• Coordinate system accreditations, inspections, audits, and responses to government stakeholders
• Act as liaison between program leadership, system owners, and government security representatives
• System Security & RMF Compliance
• Oversee the implementation of security controls across JWICS, SIPRNET, and NTDN circuits for contractor facilities
• Manage and maintain RMF system accreditation packages using tools such as eMASS, XACTA, or ServiceNow
• Review and approve System Security Plans (SSPs) and ensure timely ATO acquisition and renewals
• Ensure timely execution of vulnerability scans, STIG compliance, and IAVM tracking across all systems
• Policy, Documentation & Reporting
• Develop, enforce, and maintain site-specific security policies and SOPs in alignment with DoD and NIST guidance
• Maintain comprehensive system documentation including network architecture, data flows, and asset inventories
• Oversee audit readiness efforts and provide security status updates to senior leadership and the customer

Required Qualifications:

• Bachelor’s Degree or higher in Cybersecurity, Information Technology, or related field
• Active TS/SCI with Poly
• 10+ years of progressive experience in information system security, with ISSM-level responsibilities
• Proven experience supporting Navy systems and standing up JWICS, NTDN, and SIPRNET circuits at contractor sites
• In-depth knowledge of NIST SP 800-53, RMF, and applicable DoD/IC cybersecurity frameworks
• Strong leadership and team coordination skills
• Excellent communication and documentation abilities

Certifications:

• Security+ CE (minimum, per DoD 8570 IAT Level II)
• Additional certifications (e.g., CISSP, CISM, CAP) preferred

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What You Can Expect:

 

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

 

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy. 

 

Your potential is limitless. So is ours.

Learn more about CACI here.

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Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federa