Senior OpenShift Networking Architect (Kubernetes & SDN)

Test Triangle Limited; Dublin; Hybrid; EUR 140,000 - 180,000; Full time

Job summary

Test Triangle Limited in Dublin is seeking a Principal OpenShift Networking Architect to own network architecture for OpenShift and OpenShift Virtualisation platforms. The role requires defining future-state networking, segmentation, and connectivity across container and VM workloads.

The candidate will lead the transition from NSX-based segmentation to OpenShift-native models, ensuring scale and security across environments. Strong hands-on expertise and architecture delivery are essential.

Qualifications

• 10+ years of enterprise networking and infrastructure experience

Responsibilities

• Own the networking architecture for OpenShift Container Platform and OpenShift Virtualisation platforms.
• Lead transition from NSX-based segmentation to OpenShift-native networking and security controls.
• Define standards, produce architecture deliverables, and guide implementation teams around network isolation and micro-segmentation.
• Translate existing NSX Firewall policies into Kubernetes-native segmentation models using OpenShift Network Policies and Calico/Cilium.

Skills

OpenShift networking

Kubernetes networking

NSX to OpenShift migration

OVN-Kubernetes

Network policies

Multi-tenancy

Security architectures

Technical leadership

KubeVirt/OpenShift Virtualisation

HLD/LLD

Education

Red Hat OpenShift certifications

Tools

Multus

Calico

Cilium

OVN-Kubernetes

Isovalent Enterprise

KubeVirt

Job description

Test Triangle Limited in Dublin is seeking a Principal OpenShift Networking Architect to own network architecture for OpenShift and OpenShift Virtualisation platforms. The role requires defining future-state networking, segmentation, and connectivity across container and VM workloads.

The candidate will lead the transition from NSX-based segmentation to OpenShift-native models, ensuring scale and security across environments. Strong hands-on expertise and architecture delivery are essential.