Infrastructure Engineer (DV Security Clearance)Infrastructure Engineer (DV Security Clearance)
Position Description
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 one of the 'World's Best Employers' by Forbes magazine. 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. This position will be based on site near Chippenham.
Your future duties and responsibilities
We are looking for an experienced and highly skilled Senior Infrastructure Support Engineer to join our team. This role is ideal for professionals who excel in supporting, maintaining, and optimizing critical IT infrastructure. You will play a key role in ensuring the high availability, security, and performance of our systems while troubleshooting complex issues efficiently. Additionally, you will participate in an on-call rota to provide 24/7 support for mission-critical systems.
Key Responsibilities:
Advanced Support & Troubleshooting:
-Provide expert-level support for VMware Cloud Foundation, Tanzu, Dell VxRail, and Dell Data Domain solutions.
-Troubleshoot and resolve issues related to key management systems, including HashiCorp Vault and Thales Hardware Security Module.
-Manage and support privileged access management solutions (BeyondTrust) and SSO systems (KeyCloak).
-Have a strong foundation in networking principles.
System Maintenance & Optimisation:
-Administer and optimise Windows Server 2022 and Hyper-V environments.
-Perform proactive monitoring and maintenance to ensure system performance and reliability.
-Implement and support disaster recovery and business continuity strategies.
Collaboration & Documentation:
-Work closely with cross-functional teams to resolve infrastructure challenges and drive improvements.
-Maintain detailed documentation for all systems, processes, and configurations.
On-Call Support:
-Participate in an on-call rota to provide out-of-hours support for critical systems and ensure rapid incident resolution.
Required qualifications to be successful in this role
-Defence sector experience or experience in a highly regulated environment.
-Proven experience in a senior support role, managing complex IT environments.
-Certifications in VMware, Microsoft, Dell, or security technologies (highly desirable).
-Strong problem-solving skills, attention to detail, and a commitment to delivering high-quality solutions.
-Familiarity with Hyper-converged Infrastructure.
Desired Competencies:
-Knowledge of cross-domain technologies (Tiger Traps, Garrison, OpsWat, NiFi).
-Familiarity with DevOps tools (GitLab, Harbor, FluxCD, Kubernetes-based containerisation).
-Experience with Elastic for logging and analytics.
This is an exciting opportunity to work with cutting-edge infrastructure technologies in a dynamic and mission-critical environment. If you are passionate about IT infrastructure, troubleshooting, and system optimisation, we'd love to hear from you!
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Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you'll reach your full potential because...
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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