cover image
CGI

Network Engineer (DV Security Clearance)

On site

London, United kingdom

Full Time

07-12-2025

Share this job:

Skills

Teamwork Test Stakeholder Management Networking Architecture Network Architecture Security Architecture Cloud Architecture Project Management

Job Specifications

Position Description

Secure Innovation is part of CGI’s Space, Defence and Intelligence business unit, focused primarily on the delivery of contemporary and innovative technical solutions for the our client's most challenging problems. Our teams work alongside our clients to help them understand how to exploit technologies to maintain a competitive advantage.

We are looking for a hands on Senior Network Engineer to help our team design and deploy a next generation hybrid and multi cloud Wide Area Network, with a blend of physical and virtual appliances, alongside first party Public Cloud services. The enabling technology is predominantly Cisco SD WAN with automation enabled through the Day 0 deployment and the Cisco SD WAN Manager's API service

We are heavily committed to developing our members and will provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Although we would like candidates to have all of the mandatory requirements, we would consider high quality individuals who meet most of the criteria.

Our roles are only available if you hold a UK Security Clearance and are a sole UK National due to the secure nature of the project. You will either hold a higher level clearance or be willing to obtain it. Any individual without security clearance is welcome to apply and will always be considered for this or wider opportunities in CGI, where appropriate.

Your future duties and responsibilities

Design and Implement WAN configurations in Cloud & Cisco.
Design and Implement App & Network policies in SD WAN.
Design and Implement App & Network policies in SD WAN.
Contribute to Network Automation with the Dev Team.
Capture and Manage design and config in documentation.
Verification & Validation of the delivered designs.

Required Qualifications To Be Successful In This Role

Cisco SD-WAN
IP Networking
Network Engineering
Network Architecture
Public Cloud Architecture
WAN
Desired Competencies:
Infrastructure as a Code
Cisco VOIP
Test Planning & Implementation
Stakeholder Management
Project Management
Security Architecture
Load Balancing

Please note, due to the highly secure nature of the project, this role is open only to UK Nationals who hold or are eligible for High-Level Clearance (HLC). You will be required on site in London 5x per week.

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.

About the Company

Insights you can act on. Founded in 1976, CGI is among the largest IT and business consulting services firms in the world. We are insights-driven and outcomes-based to help accelerate returns on your investments. Across 21 industries in 400 locations worldwide, we provide comprehensive, scalable and sustainable IT and business consulting services that are informed globally and delivered locally. We value your opinions and welcome your comments and questions on our posts here on LinkedIn. Please keep a polite, professional ... Know more