Automation Tester (Security Clearance)

CGI Group Inc.; Bagstone; On-site; GBP 60,000 - 90,000; Full time

Job summary

CGI is seeking an Infrastructure Test Engineer to design, automate, and execute validation across hybrid and cloud environments, ensuring resilient, secure, and production-ready platforms.

You will collaborate with DevOps, SRE, and network specialists to embed testing into delivery, drive automation, and integrate tests within CI/CD workflows, using monitoring insights to pre-empt issues.

Qualifications

• Strong technical foundation in infrastructure testing, automation, and validation.
• Proven experience testing infrastructure platforms (compute, storage, networking, or virtualization).
• Strong Linux/Unix skills and shell scripting.
• Hands-on IaC and automation tools (Terraform, Ansible, or Puppet).
• Familiarity with AWS, Azure, or GCP environments.
• Exposure to container technologies (Docker, Kubernetes).
• Understanding of network protocols, firewall configurations, and security best practices.

Responsibilities

• Own infrastructure quality across complex hybrid environments—design, automate, and execute validation processes.
• Collaborate with DevOps, SRE, and network specialists to embed testing into delivery.
• Drive automation and integrate testing within CI/CD workflows.
• Use monitoring insights to anticipate and resolve issues before they impact operations.

Skills

Infrastructure testing

Automation

Validation

Linux/Unix

Shell scripting

CI/CD

Hybrid/cloud testing

Tools

Terraform

Ansible

Puppet

Docker

Kubernetes

AWS

Azure

GCP

Job description

• Design & Execute: Develop and run functional, non-functional, and performance tests for servers, networks, containers, and cloud platforms. Required qualifications to be successful in this roleYou should bring a strong technical foundation in infrastructure testing, automation, and validation - with a proven ability to ensure quality across hybrid and cloud environments. Proven experience testing infrastructure platforms (compute, storage, networking, or virtualisation).
• Strong Linux/Unix skills and proficiency in shell scripting.
• Hands-on experience with IaC and automation tools (Terraform, Ansible, or Puppet).
• Familiarity with AWS, Azure, or GCP environments.
• Exposure to container technologies (Docker, Kubernetes).
• Understanding of network protocols, firewall configurations, and security best practices.

Together, as owners, let's turn meaningful insights into action.

Position DescriptionAt CGI, we're redefining the standards of infrastructure reliability and performance across hybrid and cloud environments. As an Infrastructure Test Engineer, you'll play a vital role in ensuring that mission‑critical platforms are resilient, secure, and production‑ready. Working at the intersection of infrastructure, automation, and quality engineering, you'll help shape the foundations that keep organisations connected, scalable, and future‑proof. This is your opportunity to make an impact through precision, collaboration, and innovation - delivering trusted infrastructure that drives real‑world outcomes.

CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK 'Best Employer' by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant.

Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. Please note this is a long-term role suited to Gloucester-based Partners able to commute daily to the client's office (five days per week).

Responsibilities

Your future duties and responsibilitiesIn this role, you will take ownership of infrastructure quality across complex hybrid environments - designing, automating, and executing validation processes that ensure platform integrity and performance. You'll collaborate closely with DevOps, SRE, and network specialists to embed testing excellence into every stage of delivery. You will drive automation, integrate testing within CI/CD workflows, and use advanced monitoring insights to anticipate and resolve issues before they impact operations.

Company Culture

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because... You are invited to be an owner from day 1 as we work together to bring our Dream to life. That's why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company's strategy and direction. Your work creates value. You'll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You'll shape your career by joining a company built to grow and last. We will support you with leaders who care about your health and well‑being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our team-one of the largest IT and business consulting services firms in the world.