Infrastructure Engineer

• Administer and support secure Linux-based operational systems, both on-premises and in cloud environments
• Perform proactive system maintenance, including patching, OS and firmware updates, and life cycle management
• Monitor server and infrastructure health across hybrid environments, troubleshooting performance issues and outages
• Support cloud infrastructure operations including deployment, scaling and management across platforms such as AWS, Azure or GCP
• Implement and maintain Infrastructure as Code practices to automate provisioning and configuration management
• Contribute to DevOps pipelines, supporting CI/CD tooling, containerisation and deployment automation
• Deliver second-line technical support and carry out root cause analysis for production incidents
• Collaborate with development, security and operations teams to ensure systems are robust, secure and well-maintained
• Participate in an out-of-hours on-call rota when required
• Document processes, maintenance activities and technical procedures to a high standard

• Strong experience in Linux system administration (Red Hat preferred)
• Familiarity with server life cycle and patch management tools (eg, Foreman, Dell OME)
• Experience working in or supporting cloud environments (AWS, Azure or GCP)
• Understanding of networking fundamentals and secure system design

For security clearance reasons, applicants must be a sole UK national and hnot have any adverse dept or

Desirable Skills

• Experience with Infrastructure as Code tools such as Puppet, Ansible or Terraform
• Exposure to DevOps practices and CI/CD pipeline tooling
• Basic understanding of Cisco networking and switch configuration
• Familiarity with containerisation technologies such as Docker or Kubernetes

If you are a motivated Infrastructure Engineer with a problem-solving mindset and an interest in secure environments, we'd love to hear from you.

Gloucester, Gloucestershire - £25,000 - £90,000 + Bonuses & Benefits (Junior to Lead/Principal) Full Time Posted by: Sanderson Government & Defence Posted: Monday, 16 March 2026 Applicants must be eligible to work in the specified location, Salary: £25,000 - £90,000 + Bonuses & Benefits (Junior to Lead/Principal) Location: Gloucester preferred (other offices considered) Working Pattern: Flexible hybrid working, split between office, client sites, and home

Why This Role? This is not a typical infrastructure role. You will be working on systems that underpin national security and critical government operations. Our client offers:

• Work that matters - you will be supporting critical systems used across Government and National Security, contributing directly to keeping the UK safe
• Structured progression - a clear career framework with defined pathways, supported by senior engineers and client teams
• Ongoing development - access to training, certifications and exposure to a broad range of technologies across cloud, on-prem and secure environments
• Competitive pay - salary up to £90,000 depending on experience, with a strong wider benefits package
• Flexible working - a genuine hybrid model that trusts you to manage your time across office, client sites and home

We are recruiting Infrastructure Engineers to work for a leading British engineering and technology consultancy. Our client is seeking Engineers with robust Linux, Cloud and on-prem experience to support secure and mission-critical operational systems across Government, National Security and Defence. This is an exciting opportunity to join a growing team delivering resilient technology solutions that help keep the UK safe.