Linux Devops Engineer - DV Cleared

CBSbutler Holdings Limited trading as CBSbutler; Reading; On-site; GBP 55,000 - 85,000; Full time

Job summary

CBSbutler Holdings Limited trading as CBSbutler seeks an experienced DevOps Engineer with active DV clearance for an on-site role in Reading. You will build and maintain secure Linux environments, automate CI/CD pipelines, and manage containerised apps within highly secure settings.

The role requires strong Linux administration, experience with Jenkins, Git, GitLab or Azure DevOps, and IaC tools like Terraform/Ansible, plus Docker and Kubernetes/OpenShift.

Qualifications

• Active DV Clearance is required.
• Strong Linux administration experience (RHEL/CentOS/Ubuntu).
• Experience with DevOps tooling and CI/CD pipelines.

Responsibilities

• Build, automate and maintain secure Linux-based environments.
• Develop and support CI/CD pipelines and infrastructure automation.
• Administer and troubleshoot Linux servers and services.
• Deploy and manage containerised applications.
• Collaborate with infra, software and security teams to deliver resilient platforms.
• Monitor, maintain and optimise system performance and availability.

Skills

Linux administration

DV clearance

DevOps practices

Bash/Python scripting

Security engineering

Tools

Jenkins

Git

GitLab/Azure DevOps

Terraform

Ansible

Docker

Kubernetes/OpenShift

Job description

DevOps Engineer - Linux

• +12 months +
• +On site in Reading
• +Inside IR35
• +DV cleared role - current active clearance is essential
• +Sole British national only - due to the nature of the project

We are seeking an experienced DV Cleared DevOps Engineer to join a high-profile defence programme, supporting the delivery and operation of secure, mission-critical infrastructure.

This is a hands-on role for an engineer with strong Linux administration skills and a solid DevOps background, working within highly secure environments.

Key Responsibilities

• Build, automate and maintain secure Linux-based environments.
• Develop and support CI/CD pipelines and infrastructure automation.
• Administer and troubleshoot Linux servers and associated services.
• Deploy and manage containerised applications.
• Work closely with infrastructure, software and security teams to deliver resilient platforms.
• Monitor, maintain and optimise system performance and availability.

Essential Skills

• Active DV Clearance.
• Strong Linux administration experience (RHEL/CentOS/Ubuntu).
• DevOps tooling including Jenkins, Git, GitLab or Azure DevOps.
• Infrastructure as Code using Terraform and/or Ansible.
• Docker and Kubernetes/OpenShift.
• Bash and/or Python scripting.
• Experience with version control (Git).
• Knowledge of networking, system hardening and security best practices.