Linux Specialist

Company: CBSbutler Ltd.
Apply for the Linux Specialist
Location: Basingstoke
Job Description:

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.

  • Active DV Clearance.

  • 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.

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Posted: September 12th, 2026