QA Test Infrastructure Engineer (Contract)

Talent Locker; Gloucester; On-site; GBP 118,000 - 158,000; Full time

Job summary

Talent Locker in Cheltenham is seeking an experienced QA Test Infrastructure Engineer to join a security-conscious team delivering high-stakes technology for defence and national security customers. You'll ensure infrastructure is thoroughly tested and validated, enabling safe production deployments and robust automated and manual test processes in highly regulated environments.

Applicants must be eligible for UK security clearance.

Qualifications

• Experience testing infrastructure in secure or highly regulated environments.
• Ability to design and execute infrastructure-focused test strategies.
• Familiarity with IaC, CI/CD pipelines and automated testing in prod-like environments.

Responsibilities

• Design infrastructure-focused test strategies and plans.
• Design and execute functional, integration, regression, resilience and security testing.
• Validate IaC deployments and physical infrastructure.
• Provision and verify test environments with DevSecOps teams.
• Identify risks and support governance activities.
• Contribute to security assurance and accreditation activities.
• Ensure production readiness through automated and manual testing.

Skills

Test automation

Infrastructure testing

Security in regulated environments

Problem solving

Collaborative teamwork

Tools

Terraform

Ansible

Kubernetes

Jenkins

GitLab CI

GitHub Actions

Job description

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 environments

Alongside 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