Senior Red Hat OpenShift Administrator / Engineer

GSSTech Group; Dubai; On-site; AED 335,000 - 558,000; Full time

Job summary

GSSTech Group is seeking an experienced Red Hat OpenShift Administrator to manage large-scale OpenShift clusters and automate deployments.

You will work closely with development, infrastructure, security, networking, and application teams to ensure platform reliability, scalability, and GitOps-driven deployments using Argo CD.

Qualifications

• Extensive hands-on experience with Red Hat OpenShift Administration in enterprise environments.
• Red Hat OpenShift Administrator certification preferred/required.
• Experience in installation, configuration, upgrades, automation, troubleshooting, and management of enterprise OpenShift clusters.
• Experience with OpenShift Virtualization / KubeVirt.

Responsibilities

• Install, configure, administer, upgrade, and manage large-scale Red Hat OpenShift clusters.
• Platform administration, troubleshooting, monitoring, performance optimization, and capacity management.
• Design and implement automation for OpenShift infrastructure and application deployments.
• Manage infrastructure using Terraform, Ansible, and Jenkins.

Skills

Red Hat OpenShift

OpenShift Administration

GitOps

Argo CD

Terraform

Ansible

Jenkins

CI/CD

OpenShift Virtualization

KubeVirt

REST APIs

SOAP APIs

Helm

Bash

PowerShell

Tools

Terraform

Ansible

Jenkins

Argo CD

Helm

Job description

We are looking for an experienced Red Hat Certified OpenShift Administrator with strong expertise in enterprise OpenShift environments, automation, Infrastructure as Code, CI/CD, GitOps, cloud migration, and platform engineering.

The ideal candidate should have extensive hands-on experience managing large-scale OpenShift clusters and a strong understanding of the underlying infrastructure, networking, security, virtualization, and automation ecosystem.

Key Responsibilities

• Install, configure, administer, upgrade, and manage large-scale Red Hat OpenShift clusters.
• Perform OpenShift platform administration, troubleshooting, monitoring, performance optimization, and capacity management.
• Design and implement automation for OpenShift infrastructure and application deployments.
• Manage infrastructure using Terraform, Ansible, and Jenkins.
• Implement and maintain GitOps-driven configuration management and deployment using tools such as Argo CD.
• Support migration of enterprise applications and workloads to cloud environments.
• Develop and maintain CI/CD pipelines using Jenkins and Git-based workflows.
• Automate infrastructure provisioning, configuration management, application deployment, and operational activities.
• Develop and maintain Helm charts for application packaging and deployment.
• Work closely with development, infrastructure, security, networking, and application teams to resolve complex platform issues.
• Integrate OpenShift and enterprise platforms through REST/SOAP APIs.
• Develop API consumers/publishers and support integration with external systems.
• Support high-availability architectures and ensure platform reliability and resilience.
• Troubleshoot complex issues involving OpenShift, networking, DNS, SSL/TLS, certificates, load balancers, firewalls, Active Directory, and infrastructure components.

Mandatory Technical Skills

Red Hat OpenShift

• Strong hands-on expertise in Red Hat OpenShift Administration.
• Red Hat Certified OpenShift Administrator certification preferred/required.
• Extensive experience with installation, configuration, upgrades, automation, troubleshooting, and management of enterprise OpenShift clusters.
• Experience with OpenShift Virtualization / KubeVirt.

Infrastructure as Code & Automation

• Expert-level experience with:
• • Terraform
  • Ansible
  • Jenkins
• Strong understanding of Infrastructure as Code (IaC), configuration management, orchestration, and automation practices.

CI/CD & GitOps

• Strong experience implementing GitOps-based deployment models.
• Hands-on experience with Argo CD / ArgoCD.
• Strong knowledge of Jenkins pipeline development.
• Ability to write and maintain Jenkinsfiles using Groovy.
• Experience with Helm and Helm chart development.

Scripting & Automation
Excellent scripting/programming capabilities using:

• Bash
• PowerShell