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- Tasks: Design and implement secure, scalable network solutions for critical government projects.
- Company: Join CGI, a leader in innovative tech for the UK government.
- Benefits: Competitive salary, hands-on experience, and opportunities for professional growth.
- Why this job: Make a real impact on national security while working with cutting-edge technology.
- Qualifications: Strong networking skills and experience with Cisco technologies required.
- Other info: Full onsite attendance needed; DV clearance eligibility is a must.
The predicted salary is between 36000 - 60000 £ per year.
CGI’s Space, Defence and Intelligence business unit delivers innovative, secure, and mission-critical technology solutions to some of the UK government’s most complex challenges. Our teams design, build, operate, and modernise large-scale infrastructure estates, working in close partnership with our clients to ensure resilience, performance, and security.
We are seeking a Senior Network Engineer to provide hands-on technical expertise across network design, automation, operations, and modernisation initiatives. You will play a key role in sustaining and evolving complex networking environments, including legacy infrastructure, while contributing to the delivery of next-generation hybrid and multi-cloud network architectures. This role suits an experienced, self-motivated engineer with strong networking fundamentals, a passion for automation, and the ability to operate effectively in highly secure environments. Due to the nature of the work, this role is open only to sole UK Nationals who hold or are eligible for DV / HLC clearance, and requires full onsite attendance.
Your future duties and responsibilities:
- Network Design & Architecture
- Design and implement scalable, resilient LAN, WAN, and data centre network architectures.
- Design and deploy next-generation hybrid and multi-cloud WAN solutions using physical and virtual appliances.
- Implement application and network policies within Cisco SD-WAN environments.
- Network Operations & Support
- Maintain and support legacy and end-of-life network infrastructure, ensuring high availability, reliability, and performance.
- Diagnose and resolve complex issues across LAN, WAN, VPN, and data centre environments.
- Participate in incident, problem, and capacity management processes.
- Automation & Infrastructure as Code
- Develop and implement network automation solutions using scripting languages such as Python.
- Automate configuration, deployment, and operational tasks, including event-driven automation.
- Contribute to network automation initiatives alongside DevOps and development teams.
- High Availability & Load Balancing
- Design, implement, and validate high-availability network solutions.
- Configure and manage load balancing technologies to ensure optimal traffic distribution.
- Perform testing and validation to ensure network resilience and failover effectiveness.
- Monitoring, Change & Modernisation
- Monitor network traffic and performance, identifying and resolving bottlenecks.
- Implement network changes, upgrades, and patching through controlled change management processes.
- Support network modernisation and migration initiatives to contemporary platforms and cloud services.
- Collaboration & Documentation
- Work closely with infrastructure, service management, security, and application teams.
- Produce and maintain clear network documentation, including designs, configurations, and procedures.
- Provide guidance and mentoring to junior engineers where required.
Required qualifications to be successful in this role:
- Strong experience in network engineering and architecture, including LAN, WAN, and data centre environments.
- Hands-on experience with Cisco networking technologies, including Cisco SD-WAN.
- Solid understanding of IP networking, routing and switching protocols.
- Experience with multicast network flows, load balancing, and high-availability solutions.
- Proven experience supporting business-critical network infrastructure in secure environments.
- Strong troubleshooting and operational support skills.
- Experience working within structured delivery frameworks (e.g. backlog-driven delivery, PI planning, change control).
Skills:
- Cisco SD-WAN
- IP Networking
- Network Architecture
- Network Engineering
- WAN
Network Engineers (DV Security Clearance) in London employer: CGI
Contact Detail:
CGI Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Network Engineers (DV Security Clearance) in London
✨Tip Number 1
Network Engineers, it's all about showcasing your skills! When you get that interview, be ready to talk about your hands-on experience with Cisco technologies and how you've tackled complex network issues. We want to hear your success stories!
✨Tip Number 2
Don't underestimate the power of networking! Connect with professionals in the industry on platforms like LinkedIn. Join groups related to network engineering and engage in discussions. You never know who might have a lead on your dream job!
✨Tip Number 3
Prepare for technical assessments! Brush up on your knowledge of IP networking, routing protocols, and automation tools. We recommend practising common scenarios you might face in the role, so you're ready to impress during those tricky tests.
✨Tip Number 4
Finally, apply through our website! It’s the best way to ensure your application gets the attention it deserves. Plus, we love seeing candidates who are proactive about their job search. Let’s get you that Senior Network Engineer position!
We think you need these skills to ace Network Engineers (DV Security Clearance) in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the role of Senior Network Engineer. Highlight your experience with network design, automation, and any relevant technologies like Cisco SD-WAN. We want to see how your skills match what we're looking for!
Showcase Your Projects: Include specific projects or achievements that demonstrate your hands-on experience in network engineering. Whether it's a complex LAN setup or a successful cloud migration, we love to see real examples of your work!
Be Clear and Concise: When writing your application, keep it clear and to the point. Use bullet points for easy reading and make sure to highlight your key skills and experiences. We appreciate straightforward communication!
Apply Through Our Website: Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. We can’t wait to see what you bring to the table!
How to prepare for a job interview at CGI
✨Know Your Networking Fundamentals
Brush up on your knowledge of LAN, WAN, and data centre environments. Be ready to discuss specific technologies you've worked with, especially Cisco SD-WAN, as this will show your hands-on experience and understanding of the role.
✨Showcase Your Automation Skills
Prepare examples of how you've used scripting languages like Python for network automation. Discuss any projects where you implemented automation solutions, as this is a key aspect of the job and demonstrates your passion for modernisation.
✨Demonstrate Problem-Solving Abilities
Be ready to tackle hypothetical scenarios related to diagnosing and resolving complex network issues. Think through your approach to troubleshooting and be prepared to explain your thought process clearly.
✨Emphasise Collaboration and Documentation
Highlight your experience working with cross-functional teams and producing clear documentation. Share examples of how you've collaborated with security, service management, or application teams to ensure network resilience and performance.
