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# Senior Network Engineer

- **Company:** CGI Group Inc.
- **Location:** Gloucester, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Amazon Web Services, Microsoft Azure, Cloud Computing, Complex Networks, Computer Networks, Network Security, Network Architecture, Network Control, Network Segmentation, Cisco Nexus Switches, Ansible, Zero Trust Network Access, HybridCloud, SDN Network, Terraform, Vmware
- **Published:** August 4, 2026
- **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2909117844-2

## About the Role

You should have strong experience in software-defined networking, with proven expertise in Cisco ACI and VMware NSX-T within enterprise or secure environments. A deep understanding of modern networking concepts and the ability to operate across hybrid infrastructures is essential.

 * You should have proven experience with Cisco ACI and VMware NSX-T

 * Strong understanding of SDN principles, VXLAN, and overlay/underlay architectures

 * Experience with hybrid cloud networking (AWS, Azure, or GCP)

 * Strong troubleshooting skills across Layer 2-7 networking

 * Familiarity with network security, segmentation, and Zero Trust principles

 * Knowledge of automation tools (e.g., Ansible, Terraform) is advantageous

 * Relevant certifications (e.g., CCNP/CCIE, VCP-NV) are desirable

Together, as owners, let's turn meaningful insights into action.

## Description

In this role, you will design, deploy, and manage software-defined networking solutions across hybrid environments, ensuring secure, scalable, and high-performing network architectures. You will take ownership of SDN platforms, working with technologies such as Cisco ACI and VMware NSX-T to deliver robust connectivity, segmentation, and policy-driven network control aligned to business and technical requirements.

You will collaborate closely with cloud, infrastructure, and security teams to optimise network performance and resilience. Within a supportive and expert-led environment, you will contribute innovative solutions, troubleshoot complex issues, and continuously enhance network capabilities to support mission-critical delivery.

 * Design & Deliver SDN architectures using Cisco ACI and VMware NSX-T

 * Configure & Manage network policies, segmentation, and connectivity rules

 * Integrate & Optimise hybrid environments across on-prem and cloud platforms

 * Troubleshoot & Resolve complex network issues across virtual and physical layers

 * Secure & Enforce network controls including micro-segmentation and access policies

 * Collaborate & Align with cloud, infrastructure, and security teams

 * Monitor & Improve network performance using advanced analytics and tooling


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