Server Infrastructure Engineer

  • CBSbutler Holdings Limited trading as CBSbutler
  • Blandford Forum, Dorset
  • 09/06/2026
Contractor Information Technology Telecommunications

Job Description

Server Infrastructure Engineer

+9 months +

+On site in Blandford

+SC cleared role

+Outside IR35

+ 550 - 600 a day

We are seeking a skilled and motivated Server Infrastructure Engineer to support the management, maintenance, and assurance of secure testbed environments that enable critical digital development, integration, and innovation activities within the Defence sector.

Working as part of a specialist engineering team, you will be responsible for maintaining both on-premise and cloud-hosted infrastructure environments, ensuring secure, reliable, and continuous support for development activities, testing, exercises, and emerging AI capabilities.

This is an exciting opportunity for an infrastructure professional with Defence CIS experience who enjoys working across server technologies, cloud platforms, virtualisation, networking, and cyber security.



Key Responsibilities

  • Manage and maintain on-premise server infrastructure, virtual environments, and deployable systems.
  • Support cloud-hosted development and test environments within MOD-approved platforms.
  • Build, configure, secure, and maintain Windows and Linux virtual machines.
  • Provision and support secure developer laptops in accordance with MOD security standards.
  • Ensure secure remote access capabilities for authorised users.
  • Conduct vulnerability management activities and support cyber security assurance requirements.
  • Maintain infrastructure documentation, architecture diagrams, and configuration records.
  • Support deployable CIS capabilities for exercises, demonstrations, and development activities.
  • Assist with the implementation and maintenance of AI-enabled development environments and supporting infrastructure.
  • Work closely with engineering, development, and security teams to ensure service availability and compliance.

Essential Skills and Experience

  • MOD CIS experience i.e. BCIP, OpNET.
  • Knowledge of various Linux architectures and use of CLi
  • Experience building and managing virtual machines (Windows and Linux)
  • Laptop builds (install and securing)
  • Active Directory
  • Understanding of AI use cases and LLM functionality

Desired knowledge and skills

  • Kubernetes experience, installing and maintenance of clusters
  • ProxMox Hypervisor
  • Server Installation and management
  • Networks (CCNA level)
  • LDG, CTG and BCIP
  • Cloud Architecture (Azure and Oracle)
  • Databases
  • Use of APIs for interoperability between applications

If you'd like to discuss this Server Infrastructure Engineer role in more detail, please send your updated CV to (url removed) and I will get in touch.