Network Engineer (DV Security Clearance) (IT)

CGI
London

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. Candidate profile:

  • 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.

#LI-JS2

Posted 2025-09-17

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