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CACI International Inc

Information Systems Security Officer

CACI International Inc

. Assist the Information System Security Manager with authorization, security-control implementation, continuous monitoring, vulnerability management, and cybersecurity-posture maintenance .

Posted 10/8/2026full-timeUnited StatesMid-LevelSenior💰 $75,200 - $158,100 per yearWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in Cybersecurity and Information Assurance, with a strong focus on Risk Management Framework (RMF) processes, vulnerability management, and cloud security oversight for AWS and Azure environments. Proficient in developing and maintaining security documentation and conducting security inspections and audits.

Highest-signal resume keywords
Cybersecurity ExperienceRisk Management Framework (RMF)Authority to Operate (ATO)DoD 8140 IAT Level II ComplianceNIST 800-53 and 800-171 Knowledge

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Vulnerability ManagementSecurity InspectionsRisk Assessment AnalysisContinuous MonitoringSecurity Documentation Development
Soft Skills
CollaborationCommunicationBriefing Technical Risks
Tools & Technologies
AWSAzureNessusSplunkXactaSNOW
Certifications & Qualifications
Active TS/SCI w/PolyDoD 8140 IAT Level II ComplianceSecurity+CCNA SecuritySSCP
Industry Keywords
Information AssuranceCybersecurity PostureControl InheritanceGovernance Risk and ComplianceCloud Security

Tech Stack

Tools & technologies
AWSAzureCloudCyber SecuritySplunkTypeScript

About the role

Key responsibilities & impact
  • Assist the Information System Security Manager with authorization, security-control implementation, continuous monitoring, vulnerability management, and cybersecurity-posture maintenance
  • Collaborate with software developers, systems engineers, and government stakeholders throughout the RMF lifecycle
  • Maintain Authority to Operate for complex cloud environments
  • Build and update RMF packages, including SSPs, POA&Ms, inventories, and network topology diagrams
  • Review technical change requests and evaluate new technologies
  • Provide security oversight for AWS and Azure cloud platforms
  • Perform vulnerability and risk assessment analysis
  • Establish continuous monitoring protocols and enforce cybersecurity policies
  • Brief complex technical risks to senior stakeholders
  • Conduct security inspections, audits, and vulnerability analysis to track patch effectiveness and system health

Requirements

What you’ll need
  • 3-6 years of experience in Cybersecurity, Information Assurance, or related background
  • Active TS/SCI w/Poly
  • DoD 8140 IAT Level II Compliance (e.g., Security+, CCNA Security, or SSCP)
  • Support RMF, IATT, ATO, and continuous-monitoring activities for cloud environments
  • Knowledge of NIST 800-53 and 800-171 control sets, including managing control inheritance and applying overlays
  • Develop and maintain SSPs, SCTMs, POA&Ms, SOPs, contingency plans, configuration documentation, and assessment evidence
  • Experience reviewing system changes for security impact and collaborating with development teams to integrate new technologies securely
  • Proficiency in conducting security inspections, audits, and vulnerability analysis
  • Desired: Experience with governance risk and compliance tools such as Xacta and SNOW
  • Desired: Experience with Nessus, Splunk, Anchore, and similar tools
  • Desired: Cloud security experience, including analysis of AWS security evidence

Benefits

Comp & perks
  • Flexible time off benefit
  • Robust learning resources
  • Healthcare benefits
  • Wellness benefits
  • Financial benefits
  • Retirement benefits
  • Family support benefits
  • Continuing education benefits
  • Time off benefits
  • Competitive compensation
  • Learning and development opportunities