Senior Information System Security Manager – ISSM

CACI International Inc

Senior Information System Security Manager overseeing cybersecurity for customer systems compliance. Leading a team to ensure alignment with FISMA and NIST standards while overseeing risk management framework processes.

Posted 5/27/2026full-timeWashington • District of Columbia, Virginia, Washington • 🇺🇸 United StatesSenior💰 $90,300 - $189,600 per yearWebsite

Tech Stack

Tools & technologies

Cyber Security

About the role

Key responsibilities & impact

Provide leadership and oversight for designated Information System Security Officers (ISSOs) and other cybersecurity personnel
Direct and coordinate systems’ Authority to Operate (ATO) efforts and maintain compliance with FISMA, DHS 4300 Series, NIST, and applicable DHS directives
Manage staff of 10 engineers including timecard and performance management
Prepare all reports and required deliverables, attend client and staff meetings
Train staff in new technologies, current tools, and FISMA, DHS 4300, NIST and FIPS requirements
Ensure alignment with NIST and DHS standards
Oversee the creation, update, review, and readiness of system Authority to Operate (ATO) packages
Provide information security expertise and risk guidance to system development and operations teams throughout the System Engineering Lifecycle

Requirements

What you’ll need

Current active Top Secret clearance with SCI eligibility
FEMA EOD suitability or Current DHS or FEMA EOD preferred
BS/BA + 15 years of applicable experience (or equivalent)
Experience managing a team of 10+ individuals
Must have one of the following Information Assurance Management (IAT) Level III qualifications: Certified Information System Security Professional (CISSP) or Certified Information Security Manager (CISM)
At least five years of experience working with FISMA
Demonstrated expertise in SELC, Information Security processes, audits, tools, implementation, FISMA, NIST, IT security
Knowledge of information security best practices, Enterprise Architecture, DHS experience
Experience with CSAM, Regscale, or similar tools.

Benefits

Comp & perks

healthcare
wellness
financial
retirement
family support
continuing education
time off benefits

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Information Assurance ManagementInformation Security processesSystem Engineering LifecycleFISMA complianceNIST standardsDHS directivesEnterprise ArchitectureRisk managementAuditingPerformance management

Soft Skills

LeadershipTeam managementTrainingCommunicationOversightCoordinationReport preparationClient interactionStaff meetingsTime management

Certifications

Top Secret clearanceSCI eligibilityCertified Information System Security Professional (CISSP)Certified Information Security Manager (CISM)