Join to apply for the Network Engineer role at CGI
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). We are committed to inclusivity and building a diverse community of tech talent, including the Armed Forces, and are proud to hold a Gold Award for our support of the Armed Forces Corporate Covenant.
CGI’s Space, Defence and Intelligence business unit focuses primarily on delivering contemporary and innovative technical solutions for government agencies. We work, build and operate bespoke, technically complex, mission‑critical systems that help our clients stay safe and secure. We are currently looking for an experienced cloud engineer to join our cross‑functional team who will help define, guide and assure the delivery of integrated solutions.
Due to the secure nature of this project, candidates must either already hold, or be eligible to obtain, a high level of UK Security Clearance. Eligibility requires that applicants be sole British nationals, resident in the UK for the past 10 years, with no more than 28 consecutive days outside the UK in the last five years. Those who do not currently hold clearance are encouraged to apply for this position and other suitable opportunities within CGI.
This role is primarily based on a secure client site and requires attendance on site five days per week. Occasional flexibility may be possible where business needs and security constraints allow.
Key Responsibilities
* Maintain and optimise legacy and enterprise network infrastructure to ensure high availability.
* Diagnose and resolve complex incidents across LAN, WAN, VPN, and data centre environments.
* Configure and manage switches, routers, firewalls, and load balancers.
* Implement and control network changes, patching, and upgrades through formal change processes.
* Document and improve network configurations, dependencies, and technical procedures.
* Support and deliver network modernisation and migration activities.
* Contribute and collaborate in incident, problem, and capacity management processes.
Essential Qualifications
* Proven experience supporting enterprise‑scale network infrastructure.
* Strong knowledge of LAN, WAN, VPN, and data centre networking.
* Hands‑on experience with switches, routers, firewalls, and load balancers.
* Demonstrated ability to diagnose and resolve complex network issues.
* Experience working within structured change, incident, and problem management processes.
* Strong documentation skills and attention to detail.
Life at CGI is rooted in ownership, teamwork, respect and belonging. You’ll be invited to be an owner from day 1 as we work together to bring our dream to life. Your work creates value, and you’ll develop innovative solutions, build relationships with teammates and clients, and access global capabilities to scale your ideas.
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