At a Glance
- Tasks: Design and manage secure infrastructure for critical defence operations.
- Company: Join CGI, a top-rated employer known for innovation and inclusivity.
- Benefits: Competitive salary, private healthcare, pension, and share scheme.
- Other info: Hybrid role with excellent career growth and supportive community.
- Why this job: Make a real impact in national security while growing your tech skills.
- Qualifications: Experience in secure networks and Windows Server environments required.
The predicted salary is between 60750 - 74250 £ per year.
Position Description
At CGI, we deliver secure, resilient infrastructure solutions that underpin critical national programmes.
As an Infrastructure Engineer, you will take ownership of complex network, storage, and server environments that enable high-impact outcomes for our defence clients.
We design and manage robust, secure architectures that drive operational excellence and long-term resilience.
Joining CGI means shaping secure digital foundations, applying innovative thinking to complex challenges, and collaborating with trusted experts in a culture that values accountability, growth, and continuous improvement.
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 must hold Higher Level Clearance and be willing to undergo further clearance.
This is a hybrid position based in Leatherhead, with 3-4 days per week onsite.
Your future duties and responsibilities
In this role, you will take full engineering ownership of secure infrastructure environments, designing, implementing, and maintaining network, storage, and Windows Server platforms that support critical defence operations.
You will manage your own workload under project guidance, ensuring solutions are delivered to the highest standards of performance, resilience, and security.
You will proactively monitor and optimise infrastructure, resolve complex technical issues, and drive continuous improvement across network and storage systems.
Working closely with stakeholders, you will ensure compliance with security policies while delivering robust, scalable solutions that safeguard data integrity and availability.
- Design & Implement complex LAN, WAN, and cloud-based network architectures
- Configure & Secure firewalls, routers, switches, VPNs, and access controls
- Monitor & Optimise network performance, availability, and security
- Manage & Maintain SAN, NAS, backup, and disaster recovery solutions
- Administer & Support Windows Server environments, including AD, DNS, DHCP, and Group Policy
- Protect & Govern data through patch management, updates, and security compliance
- Required qualifications to be successful in this role
To succeed, you will bring strong hands-on experience across secure network, storage, and Windows Server environments within defence or highly regulated settings.
You will demonstrate the ability to take technical ownership, manage competing priorities, and deliver resilient infrastructure solutions aligned to strict security standards.
- You must hold Higher Level Clearance and be willing to undergo HLC
- Proven experience designing and managing LAN, WAN, and secure network architectures
- Strong expertise in firewalls, routers, switches, VPNs, and network security
- Hands-on experience with SAN, NAS, backup, and disaster recovery solutions
- Strong Windows Server administration skills (Active Directory, DNS, DHCP, Group Policy)
- Experience with patch management, system upgrades, and access control governance
- Ability to manage workload independently while collaborating effectively with stakeholders
Together, as owners, let's turn meaningful insights into action.
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.
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Infrastructure Engineer (DV Security Clearance) employer: CGI Group Inc.
CGI Group Inc. is an exceptional employer that fosters a dynamic work culture, encouraging innovation and collaboration among its employees. With a strong focus on professional development, the company offers numerous growth opportunities tailored to enhance your skills in the maritime sector. Located in Chippenham, you will benefit from a supportive environment that values work-life balance while engaging in meaningful projects that make a real impact.
StudySmarter Expert Advice🤫
We think this is how you could land Infrastructure Engineer (DV Security Clearance)
✨Join the IT Consultancy Buzz
Get involved in local or virtual IT consultancy meetups and forums. This is where we can rub shoulders with industry professionals, get insights into what CGI Group Inc. values, and even spot unadvertised opportunities. Don't miss out on these chances to make a name for ourselves in the IT world!
✨Show Off Your Skills
Create a personal project or case study relevant to the challenges CGI Group Inc. might face. Use platforms like GitHub or Medium to share your findings. This not only demonstrates our consulting skills but shows a proactive attitude, making us stand out from the crowd when applying for that full-time gig.
✨Leverage LinkedIn for Connections
Follow and engage with the relevant thought leaders and influencers in IT consultancy on LinkedIn. Share insightful content and join discussions to gain visibility. A well-placed comment or shared article could catch the attention of someone at CGI Group Inc.!
✨Direct Apply to CGI Group Inc.
Let's not forget to apply directly through the CGI Group Inc. website! Tailor your application to showcase our understanding of their consulting style and how we can contribute to their projects. A personalised approach can make a huge difference in landing that full-time position!
We think you need these skills to ace Infrastructure Engineer (DV Security Clearance)
Some tips for your application 🫡
Showcase Your Problem-Solving Skills:In IT consulting, it's all about problem-solving, so make sure your CV highlights your analytical skills and any relevant projects you've tackled. Mention specific technologies or methodologies you've used to resolve issues or improve processes; this shows you can think critically and deliver results, which is vital for us at CGI Group Inc..
Highlight Relevant Certifications:Certifications like ITIL, PMP, or even specific tech stack qualifications can really make you stand out. Make sure to include these in your CV, as they not only demonstrate your expertise but also your commitment to staying current in the field. We love seeing candidates who are proactive about their professional development!
Tailor Your Cover Letter:Your cover letter is your chance to connect personally with us at CGI Group Inc.. Share stories about your experiences in IT consulting, and how they shaped your desire to join our team. Mention why you’re excited about this particular role, and how you see yourself contributing to our projects.
Keep It Clear and Concise:We're all busy, so make sure your application is easy to read. Use bullet points for key achievements, and don’t overload us with jargon. A clean, professional layout goes a long way. Remember, the clearer your application, the more likely we are to invite you in for an interview!
How to prepare for a job interview at CGI Group Inc.
✨Brush Up on Your Technical Skills
For an IT consulting role, be ready to demonstrate your technical prowess. You might face questions on systems integration, cloud technologies, or even troubleshooting specific software. If you have experience with tools like AWS, Azure, or even specific programming languages, make sure you can talk about them fluently.
✨Showcase Your Problem-Solving Approach
IT consulting is all about solving problems for clients. Think about how you can illustrate your approach to a past challenge using the STAR method (Situation, Task, Action, Result). It's a great way to show how you tackle complex issues and come up with effective solutions.
✨Know the Business Impact of IT Solutions
When discussing your experiences, focus not just on the tech solutions you implemented, but also on their business impact. Employers want to see that you can connect IT with organisational goals. Prep examples that highlight how your tech contributions improved efficiency or reduced costs for past clients or projects.
✨Prepare for Behavioural Questions
Since IT consulting often involves teamwork and client interactions, expect behavioural questions that assess your interpersonal skills. Be prepared with examples that demonstrate your adaptability, communication skills, and how you handle client feedback. Before the interview, think of situations where you worked closely with clients to create effective IT strategies or changes.
