Hybrid Infrastructure Engineer - Linux, Cloud and Security

Location(s): UK, Europe & Africa : UK : Gloucester
BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.

Location(s): UK, Europe & Africa : UK : Gloucester
BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.
Job Title: Infrastructure Engineer
Location: Gloucester – We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role.
Grade: GG10–GG12
Referral Bonus: £5,000
What You’ll Be Doing
We are looking for experienced Infrastructure Engineers to join our team following continued growth and success. Our people are what differentiate us — resourceful, innovative, and dedicated. We have a blend of generalists and specialists whose diversity of expertise enables us to deliver secure, high‑quality engineering solutions across complex environments.
This role spans Linux, Windows, hardware, security, cloud technologies, and automation. You will contribute to the design, deployment, support, and improvement of enterprise‑grade infrastructure platforms that form the backbone of mission‑critical systems.
What Background We Are Looking For
We are looking for candidates with experience across several of the following areas:
Linux & Middleware

• Strong Linux administration skills (Rocky preferred).
• Experience with deployment methods such as Kickstart, PXE, and cloud‑init for cloud image builds.
• General Linux skills including shell scripting and automation.
• Server patching, lifecycle management, and performance optimisation.
• Security hardening experience (CIS benchmarks, SELinux, OpenSCAP).
• Familiarity with Puppet/Foreman for configuration management and an interest in migrating to Ansible and cloud‑native tooling.
• Experience managing Kubernetes platforms and deploying containerised applications.
• Knowledge of GitLab, Apache NiFi, HashiCorp Vault, Trend Micro Deep Security Manager, Ivanti device control, and Ansible Tower/AWX.
  

Windows Infrastructure

• Experience with Windows Server administration, deployment, and troubleshooting.
• Strong understanding of Active Directory services including DNS, DHCP, Certificate Services, and identity management.
• Experience using MECM and WDS for build, deployment, and configuration management.
  

Hardware

• Experience installing, managing, and maintaining enterprise server platforms.
• Understanding of Cisco UCS, HyperFlex, and Dell server technologies.
• Storage experience including Dell EMC Unity and Dell PowerVault.
• Exposure to Nutanix Cloud Platform tools such as Prism Central, NKP, NDB, NUS, and Object Store.
  

Cloud Engineering

• Experience working with Azure and/or AWS cloud platforms.
• Knowledge of Azure VMs, AVD, storage, VNets, Key Vault, Entra ID/AD, Intune, Defender, RBAC, and Functions.
• Understanding of AWS compute, storage, RDS, DynamoDB, VPC, VPN, Direct Connect, IAM, and Organisations.
• Experience using IaC tools such as Terraform, Ansible, Azure Automation (PowerShell/Graph), or AWS CDK.
• Ability to work with CI/CD pipelines (e.g., GitLab).
• Scripting skills (Bash, PowerShell, Python).
• Containerisation and Kubernetes experience is beneficial.
  

What You Could Be Doing For Us

• Designing, building, and maintaining secure and resilient infrastructure across Linux, Windows, hardware, and cloud environments.
• Deploying and maintaining Linux servers using Kickstart, PXE, cloud‑init, and configuration management tools.
• Managing Active Directory services and supporting Windows Server estates.
• Implementing and maintaining enterprise hardware solutions including Cisco UCS, HyperFlex, Dell servers, and storage platforms.
• Supporting cloud‑based workloads and contributing to cloud architecture design in Azure and AWS.
• Creating automation using Terraform, Ansible, CDK, scripts, and pipelines.
• For senior engineers, opportunities exist to lead technical workstreams, mentor others, and contribute to infrastructure strategy.
  

Security Clearance
Only those with the permanent and unrestricted right to live and work in the UK will be considered for a position within BAE Systems Applied Intelligence.
Due to the nature of our work, successful candidates must undergo Government SC clearance before starting.
More details can be found here: Security Overview
Our National Security business continues to grow, bringing opportunities to work with a wide range of high‑impact clients. You will be part of a team making a genuine difference, with opportunities to contribute to community outreach programmes that support regional cyber and technology skills development.
Why BAE Systems?
You’ll join an inclusive culture that values diversity, rewards integrity and merit, and empowers you to achieve your full potential. We welcome applicants from all backgrounds and particularly encourage those from under‑represented groups to apply.
If you require reasonable adjustments during the recruitment process, please speak to your recruiter — we’re committed to making our processes as accessible as possible.
Please note: some roles are subject to nationality and export control restrictions. Applicants must meet Baseline Personnel Security Standard requirements as a minimum, with many roles requiring 5–10 years of continuous UK residency for higher vetting levels.
Life at BAE Systems Digital Intelligence
We are embracing Hybrid Working. This means you and your colleagues may be working in different locations, such as from home, another BAE Systems office or client site, some or all of the time, and work might be going on at different times of the day.
By embracing technology, we can interact, collaborate and create together, even when we’re working remotely from one another. Hybrid Working allows for increased flexibility in when and where we work, helping us to balance our work and personal life more effectively, and enhance well-being.
Diversity and inclusion are integral to the success of BAE Systems Digital Intelligence. We are proud to have an organisational culture where employees with varying perspectives, skills, life experiences and backgrounds – the best and brightest minds – can work together to achieve excellence and realise individual and organisational potential.

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