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From the employer's careers site First seen 1 Nov 2026

Senior DevSecOps Engineer

Leidos Alexandria, VA senior full-time

Salary

$131,300 - $237,350 per year

Apply on Leidos

Description

Join the core engineering team building the new USCG DevSecOps platform that will be used by hundreds of mission-application developers across the Coast Guard. As a senior member of the team, you will design and implement the foundational CI/CD and Security infrastructure on AWS GovCloud utilizing modern Cloud native technologies, automation and “as-code” paradigms.

Primary Responsibilities

  • CI/CD & Supply Chain Security: Architect and maintain "Golden Path" CI/CD templates using GitLab CI Components. Engineer and automate the software supply chain, integrating SAST, SCA, container scanning, SBOM generation and artifact signing with Cosign/Sigstore.
  • Infrastructure as Code (IaC) & GitOps: Develop modular Terraform code to provision and manage the platform's AWS GovCloud and Kubernetes infrastructure. Implement and manage all cluster-level and application configurations declaratively using GitOps (Argo CD), Kustomize, and Helm.
  • Platform Engineering: Deploy, configure, and maintain the core platform services,including GitLab, Jira, Confluence, and HashiCorp Vault. Manage the GitLab Runner architecture on Kubernetes, ensuring fleet-wide security and scalability.
  • Security & Compliance Automation: Implement and validate the technical controls such as NIST 800-53 RMF based Authority to Operate (ATO). Automate security hardening and compliance checks using tools like OPA, Kyverno.
  • Observability & Monitoring: Implement and manage the platform's observability stack, including centralized logging with Vector/Loki, metrics with Prometheus, and dashboards with Grafana. Configure secure log forwarding to the enterprise SIEM.

Basic Qualifications

  • Bachelor's Degree and ​12+ years in an IT discipline, with 5+ years in a hands-on DevSecOps role.
  • Expert-level knowledge of GitLab CI, including building complex, reusable pipeline templates.
  • Strong proficiency with Kubernetes
  • Deep, practical expertise with Terraform in an AWS environment (GovCloud highly preferred).
  • Hands-on experience implementing GitOps principles with Argo CD.
  • Hands-on experience with observability tools, including Prometheus, Grafana, and a centralized logging stack (e.g., Loki, Vector, or Fluentd). Experience configuring log shipping to a SIEM.
  • Solid understanding of cloud-native security, including container hardening and secrets management with HashiCorp Vault.
  • Proficiency in a scripting language such as Bash, Python or Go

Preferred Qualifications

  • Experience in a DoD/Federal environment with DISA STIG and RMF compliance mandates.
  • Experience with AWS EKS, Red Hat OpenShift
  • Software supply chain security tools (Cosign, Syft, Grype).
  • An existing DoD security clearance.

Certifications

  • Must have at least 1 certification to be considered.
  • CNCF Kubernetes certifications: CKA or CKS or CKAD
  • AWS Certified: DevOps Engineer or Solution Architect Associate or Security
  • HashiCorp Certified: Terraform Associate

Skills

Required

Nice to have

  • AWS EKS
  • Red Hat OpenShift
  • Cosign
  • Syft
  • Grype
  • DoD security clearance

Ready to apply?

You apply with the employer directly. Their original posting is here: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Alexandria-VA/XMLNAME---Senior-DevSecOps-Engineer-_R-00192939

Apply on Leidos