Senior Network Engineer

SRG; Dublin; On-site; EUR 120,000 - 155,000; Full time

Job summary

SRG is seeking an experienced Senior OpenShift Platform Architect to lead the design, governance, and evolution of a modern OpenShift platform supporting critical business applications.

You will drive platform architecture, networking standards, security controls, and cloud-native infrastructure practices across a large-scale enterprise transformation. The role combines strategic oversight with hands-on technical leadership and mentoring of engineering teams.

Qualifications

• Strong experience with Red OpenShift.
• Deep understanding of Kubernetes architecture and operations.
• Experience designing and supporting enterprise container platforms.
• Experience with Terraform
• GitOps
• ArgoCD
• Understanding of Kubernetes security and networking concepts.
• Experience producing technical architecture documentation.
• Multus
• Calico
• OpenStack
• VMware NSX
• Enterprise networking architecture
• Cloud platforms such as AWS, Azure, or GCP

Responsibilities

• Lead the design and architecture of enterprise OpenShift platforms.
• Define platform standards, governance, and best practices.
• Create and maintain High-Level Designs (HLDs) and Low-Level Designs (LLDs).
• Design secure multi-tenant container platforms.
• Develop networking and segmentation strategies for Kubernetes and OpenShift environments.
• Collaborate with security, infrastructure, networking, and application teams.
• Support platform modernization and migration initiatives.
• Drive reliability, scalability, and operational excellence across platform services.
• Provide technical leadership and mentoring to engineering teams.

Tools

Terraform

GitOps

ArgoCD

Multus

Calico

OpenStack

VMware NSX

AWS

Azure

GCP

Kubernetes

Job description

We are looking for an experienced Senior OpenShift Platform Architect to join a large-scale enterprise transformation programme.

This role will focus on the design, governance, and evolution of a modern OpenShift platform supporting critical business applications. You will play a key role in defining platform architecture, networking standards, security controls, virtualization strategy, and cloud-native infrastructure best practices.

This position combines strategic architecture responsibilities with hands-on technical leadership.

Responsibilities

• Lead the design and architecture of enterprise OpenShift platforms.
• Define platform standards, governance, and best practices.
• Create and maintain High-Level Designs (HLDs) and Low-Level Designs (LLDs).
• Design secure multi-tenant container platforms.
• Develop networking and segmentation strategies for Kubernetes and OpenShift environments.
• Collaborate with security, infrastructure, networking, and application teams.
• Support platform modernization and migration initiatives.
• Drive reliability, scalability, and operational excellence across platform services.
• Provide technical leadership and mentoring to engineering teams.

Required Experience

• Strong experience with Red OpenShift.
• Deep understanding of Kubernetes architecture and operations.
• Experience designing and supporting enterprise container platforms.
• Experience with:Terraform
• GitOps
• ArgoCD
• Understanding of Kubernetes security and networking concepts.
• Experience producing technical architecture documentation.
• Multus
• Calico
• OpenStack
• VMware NSX
• Enterprise networking architecture
• Cloud platforms such as AWS, Azure, or GCP