Senior DevSecOps Engineer

The Opportunity:
As part of the Clairvoyant program you will build and support the backbone of a mission-critical cloud-native ecosystem a scalable software-hosting and data-dissemination platform designed to accelerate the deployment of advanced analytics. You will bridge complex mission requirements and high-performance automated infrastructure owning everything from secure pipeline design to cloud resource optimization. As a DevOps / Infrastructure / DevSecOps Engineer on an AWS-based Kubernetes-native environment you will:

• Architect Resilience: Design and maintain scalable RKE2/Kubernetes infrastructure on AWS with high availability and fault tolerance.

• Orchestrate Delivery: Build and refine CI/CD pipelines using GitLab CI/CD ArgoCD Jenkins and Helm for seamless code-to-cloud transitions.

• Secure the Stack: Integrate automated security scanning (Trivy SonarQube) and enforce compliance with government security standards throughout the development lifecycle.

• Optimize Performance: Identify bottlenecks and engineer solutions across cloud and container environments from cluster tuning to artifact management.

Responsibilities:

• Develop features to automate scale test and secure a Kubernetes-based infrastructure running on AWS with RKE2.

• Build optimize and maintain CI/CD pipelines using GitLab CI/CD Jenkins and ArgoCD supporting automated build test scan and deployment workflows.

• Author template and manage Helm charts for application and infrastructure deployment across multiple environments.

• Build and maintain hardened Docker container images including STIG-compliant base images optimized Dockerfiles and integration with Harbor and CI/CD pipelines.

• Manage and scale RKE2 Kubernetes clusters including workload scheduling networking RBAC secrets management and cluster lifecycle operations.

• Administer Harbor (container registry) and Nexus (artifact repository) ensuring availability security and pipeline integration.

• Integrate Trivy and SonarQube into pipelines; remediate findings in coordination with security stakeholders.

• Enhance performance monitoring; identify bottlenecks and optimize cloud infrastructure and resource utilization.

• Author Python and Bash automation scripts to reduce toil and support infrastructure lifecycle management.

• Maintain technical documentation runbooks and architecture diagrams.

Qualifications:

Required:

• Current TS/SCI clearance with Polygraph.

• Bachelors degree in Computer Science or related field or equivalent experience.

• 3 years (mid-level) or 6 years (senior-level) in DevOps Infrastructure or DevSecOps in a cloud environment.

• Advanced proficiency in Python and/or Bash scripting for automation and operational support.

• Strong Linux/Unix command line proficiency preferably on RHEL-based systems.

• Experience building and maintaining CI/CD pipelines using GitLab CI/CD Jenkins ArgoCD and Helm.

• Strong proficiency with Docker writing Dockerfiles building hardened images and integrating builds into pipelines.

• Hands-on Kubernetes experience cluster operations workload management RBAC networking and troubleshooting.

• Familiarity with agile methodologies and ability to operate effectively within a distributed team.

• Ability to travel up to 5% of the time.

Desired:

• Experience with AWS services and cloud-native infrastructure patterns.

• Hands-on experience with Terraform for cloud resource provisioning and IaC.

• Experience with RKE2 or other enterprise Kubernetes distributions in air-gapped or restricted environments.

• Familiarity with Harbor Nexus Trivy and SonarQube in a pipeline context.

• Experience with Cilium for Kubernetes network policy and cluster networking.

• Experience with Packer or Ansible for image and configuration management.

• Relevant certifications: CKA/CKAD/CKS AWS DevOps Professional or CompTIA Security

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 youll be part of a high-performing group dedicated to our customers 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. Youll 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 nations 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.

Pay Range:

There are a host of factors that can influence final salary including but not limited to geographic location Federal Government contract labor categories and contract wage rates relevant prior work experience specific skills and competencies education and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI you will receive comprehensive benefits such as; healthcare wellness financial retirement family support continuing education and time off benefits.

The proposed salary range for this position is: