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# Cyber Security Engineer

- **Company:** CACI International Inc.
- **Location:** United States
- **Experience:** Expert
- **Salary:** $113,200.0 - $237,800.0
- **Contract:** Permanent contract
- **Skills:** Application Firewall, Software System Penetration Testing, Cloud Computing Security, Complex Networks, Cyber Security, Distributed Systems, Intrusion Detection and Prevention, Network Security, Network Segmentation, Systems Development Life Cycle, Ansible, Security Software, Security Information and Event Management, SonarQube, Data Logging, Load Balancing, Cloud Platform System, Gitlab-ci, Information Technology, Terraform, Ddos, Devsecops, Jenkins
- **Published:** September 26, 2026
- **Apply:** https://www.dice.com/job-detail/83daf891-bcac-4a9e-a38f-72fcb46f342f

## About the Role

* Bachelor's degree + 8 years of experience in related fields, such as cybersecurity engineering, security architecture, systems security engineering, network security, or DevSecOps at enterprise scale; equivalencies considered.
 * Active Top Secret Clearance
 * Proven experience with enterprise-scale security engineering, security architecture design, and secure infrastructure design for complex, distributed environments
 * Demonstrated leadership experience managing complex security projects, leading technical teams, and coordinating security initiatives across distributed enterprise environments
 * Expert-level knowledge of security frameworks including NIST Cybersecurity Framework, NIST 800-53, FedRAMP requirements, and advanced network security architectures
 * Excellent leadership abilities with proven experience planning and leading major security engineering initiatives, functioning as a subject matter expert, and supervising security teams

Desired -

 * Prior experience supporting federal agencies, especially the Department of State
 * Advanced professional security certifications such as CISSP, CISM, Certified Cloud Security Professional (CCSP), GIAC Security Expert (GSE), or Offensive Security Certified Professional (OSCP)

## Description

CACI is seeking a Senior Cybersecurity Engineer for the Global Mission Operations Support (GMOS) contract, supporting the Department of State. This role offers a unique opportunity to enhance national security through advanced IT solutions. You will collaborate with experienced professionals in an innovative environment, guiding a high-performing team to deliver excellence. The GMOS contract aims to provide world-class IT support by modernizing and maintaining applications and infrastructure using an integrated IT Service Management approach. Join us to make a meaningful impact on a program of national importance., * Lead design, architecture, and implementation of comprehensive security solutions across global CA IT infrastructure supporting 40,000+ users across 350+ facilities

 * Ensure all engineering designs and infrastructure deployments incorporate comprehensive security best practices throughout the system development lifecycle, validating compliance with DOS security policies, FISMA requirements, NIST 800-53 controls, and STIGs
 * Design secure networking architectures within CA enclaves and complex network integrations with Department of State enterprise networks, implementing micro-segmentation strategies and boundary protection mechanisms
 * Lead implementation of advanced network security solutions including high-availability load balancing for public-facing websites, DDoS detection and mitigation systems, web application firewalls, and intrusion prevention systems
 * Design and implement FedRAMP-compliant cloud systems ensuring Department data sovereignty requirements, boundary protections, encryption, and CCGB approval
 * Develop and implement comprehensive security monitoring, logging, and alerting capabilities architecting SIEM integration, log aggregation frameworks, and real-time threat detection systems
 * Provide expert security guidance and technical leadership for infrastructure architecture initiatives ensuring alignment with DOS enterprise architecture standards and Federal cybersecurity frameworks
 * Master and architect DevSecOps tooling ecosystems including Ansible, Terraform, Jenkins, GitLab CI/CD, and SonarQube, constructing sophisticated CI/CD pipelines with automated security testing
 * Conduct advanced security risk assessments, penetration testing coordination, and security architecture reviews for complex systems, providing detailed technical analysis with remediation strategies
 * Serve as technical security expert and mentor for security engineering teams, providing leadership on complex security challenges and driving security-conscious culture across IT service delivery organizations


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