Senior Software Engineer - OpenShift

Optiva Inc; Belfast; On-site; GBP 70,000 - 90,000; Full time

Job summary

A technology company in Belfast is seeking an experienced professional to architect, deploy, and manage scalable containerized environments. The ideal candidate will have at least 5 years of experience with Red Hat OpenShift, Kubernetes, and Infrastructure as Code tools like Ansible and Terraform. This role involves working with Oracle Cloud Infrastructure and Google Cloud Platform while ensuring security and performance across hybrid workloads.

Qualifications

• Minimum 5 years of experience deploying and managing enterprise-grade container platforms.
• Experience with OCI-based infrastructure integrated with OpenShift/Kubernetes.
• Solid understanding of Linux administration, networking, and container runtimes.

Responsibilities

• Architect, deploy, and manage scalable containerized environments.
• Leverage IaC with Ansible and Terraform to provision infrastructure.
• Work with OCI and GCP, integrating with OpenShift/Kubernetes.

Skills

Container orchestration

Infrastructure as Code with Ansible

Infrastructure as Code with Terraform

Linux administration

Networking

CI/CD tools

Container security

Education

Bachelor's in Computer Science or related field

Tools

OpenShift

Kubernetes

Oracle Cloud Infrastructure (OCI)

Google Cloud Platform (GCP)

Git

Jenkins

Prometheus

Grafana

ELK stack

rook-ceph

Job description

Overview

It's fun to work in a company where people truly BELIEVE in what they're doing!

Responsibilities

• Architect, deploy, and manage scalable containerized environments for internal and external customers and automation frameworks, ensuring high availability, security, and performance across hybrid and cloud-native workloads.
• Leverage IaC with Ansible and Terraform to provision and manage infrastructure.
• Work with Oracle Cloud Infrastructure (OCI) and Google Cloud Platform (GCP) and integrate with OpenShift/Kubernetes.

Qualifications

• Bachelor's in Computer Science or related field, minimum 2:1.
• Minimum 5 years of experience deploying and managing enterprise-grade container platforms using Red Hat OpenShift and Kubernetes.
• Experience managing, configuring, and optimizing OCI-based infrastructure integrated with OpenShift/Kubernetes and OCI-native services.
• Solid understanding of Linux administration, networking, and container runtimes (CRI-O, Docker).
• Experience with Git, CI/CD tools (e.g., Jenkins), and monitoring tools (Prometheus, Grafana, ELK stack or LGTM).
• Experience with storage orchestration tools like rook-ceph.
• Experience with Infrastructure as Code tools: Terraform (preferred for OCI, GCP) and Ansible (preferred for configuration management and automation).
• Experience in infrastructure provisioning, monitoring & operations.
• Other useful qualifications: experience with Git, CI/CD tools (e.g., ArgoCD, GitLab CI, GitHub Actions).
• Knowledge of container security, RBAC, and network policies.