Infrastructure Test Engineer Secure Cloud Infrastructure (SC Clearance)

Position Description:

At CGI our Space Defence and Intelligence business unit delivers mission-critical systems that help keep the UK safe and secure.

As an Infrastructure Test Engineer you will play a vital role in assuring the performance resilience and security of complex infrastructure platforms across cloud and on-premise environments. Working on high-impact programmes you will help deliver quality-driven outcomes through rigorous testing and automation. Youll take ownership of validation processes contribute innovative approaches to testing and collaborate with expert teams in an environment that supports continuous development and meaningful impact.

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. Join us and youll be part of an open friendly community of experts. Well train and support you in taking your career wherever you want it to go.

Due to the secure nature of the programme you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will be based on site near Gloucester 5 days a week.

Your future duties and responsibilities:

In this role you will design and execute comprehensive testing strategies to validate infrastructure platforms ensuring performance reliability and security across complex environments. You will take ownership of infrastructure testing activities from developing automated test scripts to validating infrastructure-as-code deployments supporting high-quality releases into production.

You will work closely with DevOps SRE and engineering teams to integrate testing into CI/CD pipelines enabling continuous delivery and rapid feedback. Within a collaborative and supportive environment you will contribute creative solutions to improve testing coverage enhance automation and ensure infrastructure solutions meet the highest standards.

Design & Execute infrastructure test plans across cloud and on-prem environments

Automate & Maintain test scripts using tools such as Python Bash Terraform or Ansible

Integrate & Support testing within CI/CD pipelines (e.g. Jenkins GitLab CI Azure DevOps)

Validate & Assure infrastructure-as-code deployments and configuration changes

Monitor & Analyse system performance using tools like Prometheus Grafana ELK

Collaborate & Align with DevOps SRE and engineering teams

Document & Improve test cases results and quality processes

Required qualifications to be successful in this role:

You should have strong experience in infrastructure testing or engineering with a solid understanding of enterprise infrastructure components and modern DevOps practices. You will bring a proactive approach to quality assurance along with the ability to work collaboratively across technical teams in complex environments.

You should have experience in infrastructure testing QA or engineering roles

Strong understanding of infrastructure (compute storage networking virtualization)

Proficiency in Linux/Unix environments and scripting (e.g. Bash Python)

Experience with automation tools (Terraform Ansible Puppet)

Familiarity with cloud platforms (AWS Azure GCP) and hybrid environments

Exposure to containers (Docker Kubernetes)

Knowledge of networking and security best practices

#LI-SB2

Skills:

• Ansible
• GitLab
• Grafana
• Jenkins
• Linux
• Python
• Robot Framework

What you can expect from us:

Together as owners lets turn meaningful insights into action.

Life at CGI is rooted in ownership teamwork respect and belonging. Here youll 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. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction.

Your work creates value. Youll 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.

Youll shape your career by joining a company built to grow and last. Youll be supported by 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 teamone of the largest IT and business consulting services firms in the world.