QA Test Infrastructure Engineer - Cheltenham - Security Clearance Required - £600 P/Day Outside IR35
We're looking for an experienced QA Test Infrastructure Engineer to join a growing team delivering secure, high-impact technology for Defence and National Security customers. This is an opportunity to work on complex technical challenges where quality, resilience and security are critical.
Working alongside engineers, architects and DevSecOps specialists, you'll ensure infrastructure is thoroughly tested, validated and ready for deployment into highly secure production environments.
What You'll Be Doing
As a QA Test Infrastructure Engineer, you'll play a key role in assuring the quality of infrastructure and platforms throughout the delivery lifecycle. Your responsibilities will include:
Creating infrastructure-focused test strategies and plans
Designing and executing functional, integration, regression, resilience and security testing
Validating Infrastructure as Code (IaC) deployments and physical infrastructure
Provisioning and verifying test environments alongside DevSecOps teams
Identifying risks, maintaining traceability and supporting governance activities
Contributing to security assurance, compliance and accreditation activities
Ensuring solutions are production-ready through robust automated and manual testing processes.
What We're Looking For
You'll have experience across infrastructure testing within secure or highly regulated environments and bring knowledge in areas such as:
Infrastructure & Networking
TCP/IP, DNS, DHCP, routing, switching, VLANs and firewalls
Linux/Unix administration and troubleshooting
Physical infrastructure including routers, switches and cabling
Virtualisation platforms such as VMware
Cloud platforms including AWS, Azure or GCP
Infrastructure as Code
Terraform
Ansible
Kubernetes
CI/CD & Automation
Jenkins, GitLab CI or GitHub Actions
Infrastructure validation within automated pipelines
Environment orchestration and automated readiness testing
Security
Secure-by-Design principles
Identity & Access Management (IAM)
Operating system hardening
Network segmentation
Experience supporting compliance, assurance or accreditation within regulated environmentsAlongside your technical skills, you'll be someone who enjoys solving complex problems, takes ownership of your work and thrives in collaborative engineering teams.
Security Clearance
Due to the nature of the work, applicants must be eligible to obtain UK Security Clearance.
QA Test Infrastructure Engineer - Cheltenham - Security Clearance Required - £600 P/Day Outside IR35
