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Linux SME – DV Cleared @ CBSbutler Holdings Limited trading as CBSbutler

London Road 69, BasingstokeOnsiteFull-time
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About this role

Salary: £? - ? per year

Requirements: Extensive commercial experience working with Linux in an enterprise environmentStrong hands-on experience across DevOps and platform engineeringExcellent Linux administration and troubleshooting skillsStrong scripting and automation experience, ideally with Bash and/or PythonExperience with CI/CD pipelines and DevOps toolingStrong understanding of Git and source controlExperience with Infrastructure as Code, ideally Terraform and/or AnsibleExperience working with containers and container orchestration technologiesStrong understanding of networking, systems integration and infrastructure conceptsExperience in secure, highly controlled or complex technical environmentsAbility to operate independently as a senior technical SMEExcellent problem-solving and communication skillsCurrent, active MOD DV clearanceDesirable: Kubernetes or OpenShift, Docker, Jenkins, GitLab CI, GitHub Actions or similar tools, Ansible, Terraform, cloud platforms, Red Hat Enterprise Linux or equivalent, UK Government/MOD/Defence environments, security-hardened Linux environments, and relevant Linux, DevOps or cloud certifications Responsibilities: Act as a Linux and DevOps SME, providing technical leadership and guidance across the environmentDesign, implement and maintain robust Linux-based infrastructure and platformsSupport the development and continuous improvement of DevOps processes and toolingAutomate infrastructure, configuration and operational processesTroubleshoot and resolve complex Linux, infrastructure and platform issuesDevelop and maintain CI/CD pipelines and associated toolingSupport infrastructure-as-code and configuration management practicesContribute to platform resilience, availability, security and performanceWork closely with engineering, development, security and operations teamsProvide technical documentation, standards and best-practice guidanceMentor and support other engineers where requiredInvestigate emerging technologies and recommend platform improvementsParticipate in technical design, architecture and implementation activities Technologies: AnsibleBashCI/CDCloudDevOpsDockerGitGitHubGitLabSupportJenkinsKubernetesLinuxOpenShiftPythonSecurityTerraform More:

We are seeking a hands-on Linux Subject Matter Expert for a high-profile, technically demanding environment, where your Linux, automation and DevOps expertise will contribute directly to platform reliability and development. The role is based fully onsite in Reading and is full-time, offered on a 12-month rolling contract at £600–£650 per day, outside IR35. You will work with engineering, development and operational teams as a technical authority, focusing on detailed technical problem-solving and pragmatic engineering rather than a purely managerial remit. Active MOD DV clearance is essential.

last updated 41 week of 2026

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