Principal OpenShift Networking Architect

Job Description – Principal Open. Shift Networking Architect Location: Dublin 18 (2 days onsite per week) Duration: Until the end of the year, likely to be extended Summary of this role: his resource will own the networking architecture for the Open. Shift Container Platform and Open. Shift Virtualisation platforms. They will be responsible for defining the future-state networking, segmentation and connectivity model across container and virtual machine workloads, including evaluation of modern Kubernetes networking and micro-segmentation technologies.

A key responsibility will be leading the transition from traditional NSX-based segmentation models to Open. Shift-native networking and security controls, including the discovery, analysis and rationalisation of existing NSX Distributed Firewall policies into scalable Open. Shift-native segmentation patterns for both container and virtual machine workloads.

This is a hands-on architecture role rather than a traditional network infrastructure role. The successful candidate must be a recognised Open. Shift/Kubernetes networking specialist capable of defining standards, producing architecture deliverables, guiding implementation teams and providing technical leadership around network isolation, multi-tenancy, virtualisation networking and software-defined networking.

Skillset and background: 10+ years of enterprise networking and infrastructure experience 5+ years of hands-on Kubernetes networking experience Strong Open. Shift networking experience within large enterprise or regulated environments Expert knowledge of OVN-Kubernetes architecture, operation and troubleshooting Expert knowledge of Kubernetes networking constructs including Services, Ingress, Egress and Network Policies Hands-on experience with Multus and secondary network architectures Strong understanding of namespace isolation, multi-tenancy and Kubernetes micro-segmentation Experience translating existing VMWare NSX Firewall and micro-segmentation policies into Kubernetes-native segmentation models using Open.

Shift Network Policies, Admin Network Policies, Cilium or Calico Strong understanding of the challenges associated with migrating from VM-based security controls to container and Open. Shift-native security architectures Experience defining and implementing Zero Trust networking architectures Hands-on experience with Open.

Shift Virtualisation and Kube. Virt networking models Experience evaluating and implementing modern Kubernetes networking platforms such as OVN-Kubernetes, UDN/CUDN, Isovalent Enterprise for Cilium, Calico Enterprise or equivalent Ability to produce High-Level Designs (HLDs), Low-Level Designs (LLDs), standards and reference architectures Strong stakeholder management and technical leadership skills Red Hat Open.

Shift certifications or equivalent Kubernetes networking certifications would be advantageous Requirements Key Deliverables: Open. Shift Networking Reference Architecture Container and VM Segmentation Strategy Multi-Tenancy Design Standards Network Policy Framework Open. Shift Virtualisation Networking Standards SDN/CNI Assessment and Recommendations Network Security and Micro-Segmentation Architecture Platform Networking Design Governanc