Infrastructure Engineer (SC Cleared)

At CGI, we help clients solve complex challenges through secure, innovative technology solutions that deliver real-world impact. As an Infrastructure Engineer, you will play a key role in maintaining and enhancing critical environments, ensuring system stability, security, and performance. Working within a collaborative and supportive team, you will have the opportunity to take ownership of technical challenges, contribute to meaningful outcomes, and help drive the success of a high-profile programme. This is an excellent opportunity to apply your infrastructure expertise in a secure environment while developing your skills and making a lasting difference., In this role, you will support the resolution of a backlog of infrastructure issues, implement system changes and security patches, and respond to incidents across secure environments. You will work within air-gapped reference and development environments based in Reading, helping to maintain the reliability, security, and operational effectiveness of critical systems. You will take ownership of technical issues from investigation through to resolution, working closely with stakeholders to implement approved changes and maintain accurate documentation. This role offers the opportunity to contribute directly to the stability and continuous improvement of a secure infrastructure estate while working as part of a collaborative and knowledgeable team. Key responsibilities:

• Investigate & Resolve system incidents and infrastructure problems
• Implement & Deliver approved system changes and security updates
• Maintain & Improve system reliability and operational performance
• Document & Manage change requests and technical activities
• Support & Collaborate with stakeholders across the programme
• Monitor & Respond to infrastructure incidents as they arise
  
  To be successful in this role, you should have strong infrastructure and systems management experience, with the ability to troubleshoot technical issues and deliver effective solutions within secure environments. You should be comfortable working independently, managing priorities, and maintaining high standards of documentation and operational support., Strong systems management and infrastructure support experience
• Proven ability to investigate and resolve technical incidents and problems
• Experience implementing system changes and security patches
• Ability to create and maintain clear technical documentation
• Strong analytical and troubleshooting skills
• UK National with current SC Clearance or eligibility to obtain SC Clearance
Desirable skills:
• Windows system administration
• VMware vCenter / vSphere
• Active Directory
• SCCM
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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. You'll 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 team-one of the largest IT and business consulting services firms in the world.Discover CGI London, England, United Kingdom > 1000 employees IT services We are a global business with 91,500 professionals across hundreds of locations worldwide, providing end-to-end IT and business process services that drive our clients' businesses. In the UK alone, we have around 6,000 member-partners working across 19 towns and cities, doing everything from writing complex code to designing sophisticated software solutions. The work we do powers some of the most ambitious projects that touch the lives of many. Our approach sets us apart, characterised by our proximity model, international presence, expertise, and operational excellence. We organise our operations within metro markets where our clients have concentrated footprints, empowering our local teams to build trusted, in-person relationships. As you build your career here, you'll develop your skills, share your insights, and work side-by-side with colleagues and clients on innovative solutions that address the most complex issues. Our commitment to ownership, flexibility, and being approachable makes us easy to do business with. Join us, and together, as owners, let's turn meaningful insights into action to meet the needs and balance the interests of our clients, shareholders, communities, and each other. Benefits: - Insurance coverage - Medical benefits - Pension plan - Member Assistant Programme - Check4Cancer - Flexible time off - Share Purchase Plan - Member discounts - Dental benefits - Vision benefits - Profit Participation Plan - Health and Wellbeing Programme

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 you'll be part of an open, friendly community of experts. We'll 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. The role is based on site 5 days per week in Reading Berkshire