Senior SDN Engineer - Cisco ACI & NSX-T, Hybrid Cloud

CGI Group Inc.; Bagstone; On-site; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Competitive salary

Pension

Private healthcare

Share scheme

Job summary

CGI Group Inc. is seeking an experienced SDN Engineer to design, deploy and manage software-defined networking solutions in a secure, hybrid environment near Gloucester.

The role requires hands-on work with Cisco ACI and VMware NSX-T to deliver scalable, policy-driven connectivity and segmentation. You will collaborate with cloud, infrastructure and security teams to optimise performance and resilience, supporting mission-critical delivery in a secure setting.

Qualifications

• Proven SDN design, deployment and management experience.
• Experience with Cisco ACI and VMware NSX-T in enterprise or secure environments.
• Understanding of VXLAN and overlay/underlay networking.
• Familiarity with hybrid cloud networking (AWS/Azure/GCP).
• Strong troubleshooting across layered networks (L2-7).
• Knowledge of network security, segmentation and Zero Trust principles.

Responsibilities

• Design, deploy and manage SDN architectures using Cisco ACI and NSX-T.
• Configure and manage network policies, segmentation and connectivity rules.
• Integrate and optimise hybrid on-prem and cloud environments.
• Troubleshoot and resolve complex networking issues across virtual and physical layers.
• Implement and enforce micro-segmentation and access controls.
• Collaborate with cloud, infrastructure and security teams to improve performance.

Skills

SDN

Cisco ACI

VMware NSX-T

VXLAN

Zero Trust

Automation

Hybrid cloud networking

Troubleshooting

Tools

Cisco ACI

VMware NSX-T

Ansible

Terraform

Job description

CGI Group Inc. is seeking an experienced SDN Engineer to design, deploy and manage software-defined networking solutions in a secure, hybrid environment near Gloucester.

The role requires hands-on work with Cisco ACI and VMware NSX-T to deliver scalable, policy-driven connectivity and segmentation. You will collaborate with cloud, infrastructure and security teams to optimise performance and resilience, supporting mission-critical delivery in a secure setting.