Infrastructure Engineer Secure Cloud Services (DV Security Clearance)

Position Description:

At CGI you will contribute to the design and delivery of secure high-performance infrastructure that underpins mission-critical systems across the Space Defence and Intelligence sector.

As an Infrastructure Engineer you will help shape resilient cloud and on-premise environments that enable innovation strengthen security and deliver real-world impact. Working alongside industry partners and expert teams you will take ownership of complex infrastructure challenges apply creative solutions and develop your career within a collaborative and supportive environment focused on excellence.

The Space Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work build and operate bespoke technically complex mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies agile delivery processes and our deep expertise across the breadth of space defence intelligence aerospace and maritime all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies cutting edge SMEs and academia to deliver the optimal solution for each client.

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 London 5 days a week.

Your future duties and responsibilities:

In this role you will design build and support secure infrastructure solutions across cloud and on-premise environments ensuring systems meet stringent performance security and availability requirements. You will take ownership of infrastructure components across compute storage and networking contributing to both project delivery and ongoing operational support within highly secure environments.

Working collaboratively with internal teams and partners you will help deliver robust and scalable solutions applying innovative approaches to infrastructure engineering while benefiting from structured support and opportunities to grow your expertise in evolving technologies.

Design & Deliver secure infrastructure across cloud and on-premise environments

Deploy & Configure compute storage and networking solutions to meet client needs

Integrate & Support Oracle Cloud Infrastructure

Monitor & Optimise system performance availability and reliability

Troubleshoot & Resolve infrastructure issues in complex environments

Collaborate & Deliver with internal teams and external partners

Report & Communicate system status risks and technical updates to stakeholders

Required qualifications to be successful in this role:

You should have a solid foundation in infrastructure engineering with experience across enterprise environments and the ability to support both build and operational activities. A strong understanding of cloud or virtualised platforms is important along with a proactive approach to problem-solving and continuous improvement.

You should have experience in infrastructure engineering across compute storage and networking

Strong proficiency in systems administration within enterprise environments

Solid understanding of networking fundamentals

Experience working in cloud or virtualised environments

Familiarity with Oracle Cloud Infrastructure

Experience with virtualisation technologies

Proven ability in troubleshooting and incident resolution

Exposure to container technologies automation or scripting (desirable)

Understanding of secure environments and compliance requirements (advantageous)

#LI-SB2

Skills:

• Systems Analysis

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.