Senior DevSecOps Engineer: Cloud-Native CI/CD & Security

CACI International Inc.; Chantilly, Northern (VA, KY); Hybrid; USD 113,000 - 238,000; Full time

Job summary

CACI International Inc. in Chantilly, VA is seeking a Senior DevSecOps Engineer to design and maintain a secure, scalable AWS-based Kubernetes platform. You will own CI/CD pipelines, image hardening, and cluster operations, ensuring compliance with government standards.

Required are TS/SCI with Polygraph, senior-level DevSecOps experience, and strong Python/Bash scripting. Travel up to 5% may be required; a Bachelor’s degree or equivalent is expected.

Qualifications

• Must hold current TS/SCI clearance with Polygraph.
• Bachelor's degree in Computer Science or related field, or equivalent experience.
• 3+ years in DevOps/Infrastructure/DevSecOps in cloud environments (mid-level) or 6+ years (senior level).
• Advanced Python and/or Bash automation scripting skills.
• Strong Linux/Unix command line proficiency, preferably on RHEL-based systems.
• Experience building and maintaining CI/CD pipelines with GitLab CI/CD, Jenkins, ArgoCD, and Helm.
• Strong Docker proficiency and pipeline integration.
• Hands-on Kubernetes experience including RBAC, networking, and cluster operations.
• Familiar with agile methodologies and distributed teams, willing to travel up to 5%.

Responsibilities

• Develop features to automate, scale, test, and secure a Kubernetes-based infra on AWS.
• Build, optimize, and maintain CI/CD pipelines with GitLab CI/CD, Jenkins, and ArgoCD.
• Author, template, and manage Helm charts for multi-environment deployments.
• Maintain hardened Docker images, integrate Harbor/Nexus with pipelines.
• Manage and scale RKE2 Kubernetes clusters, workload scheduling, RBAC, secrets, and lifecycle.
• Integrate Trivy and SonarQube; remediate findings with security stakeholders.
• Enhance monitoring; optimize cloud resources and performance.
• Author Python/Bash automation to reduce toil; document runbooks and diagrams.

Skills

Python scripting

Bash scripting

Linux/Unix

Kubernetes

CI/CD expertise

Security focus

Education

Bachelor's degree in Computer Science or related field

Tools

Docker

GitLab CI/CD

Jenkins

ArgoCD

Helm

Harbor

Nexus

Trivy

SonarQube

Terraform

Job description

CACI International Inc. in Chantilly, VA is seeking a Senior DevSecOps Engineer to design and maintain a secure, scalable AWS-based Kubernetes platform. You will own CI/CD pipelines, image hardening, and cluster operations, ensuring compliance with government standards.

Required are TS/SCI with Polygraph, senior-level DevSecOps experience, and strong Python/Bash scripting. Travel up to 5% may be required; a Bachelor’s degree or equivalent is expected.