Support internal operations and exceed SLAs as a Sr Infrastructure Engineer for Resideo Technologies. Design and implement solutions to enhance system reliability and performance.
BI
Hybrid Infrastructure Engineer – National Security
Posted last month
About the role
- Infrastructure Engineer at BAE Systems Digital Intelligence designing and maintaining enterprise-grade infrastructure platforms. Role involves Linux, Windows, cloud environments, and security responsibilities.
Responsibilities
- Contribute to the design, deployment, support, and improvement of enterprise‑grade infrastructure platforms
- 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
- Opportunities exist to lead technical workstreams, mentor others, and contribute to infrastructure strategy
Requirements
- Experience across 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
- 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
- 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
- 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)
Benefits
- Hybrid and flexible working arrangements
- Referral Bonus: £5,000
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
No Education Requirement
Tech skills
Location requirements
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