OpenShift & Linux Administrator

Intertec Softwares Pvt Ltd; Dubai; On-site; AED 120,000 - 200,000; Full time

Job summary

A leading software company in Dubai is seeking an experienced OpenShift & Linux Administrator to manage Red Hat OpenShift and its underlying Linux infrastructure. The role involves ensuring cluster reliability, security, and performance, while also maintaining the Linux operating systems that support the OpenShift environment. Candidates should have a Bachelor's degree in a relevant field along with 3–6 years of experience in Linux administration and OpenShift cluster management.

Qualifications

• 3–6 years of experience in Linux administration and OpenShift cluster management.
• Proven experience administering Red Hat OpenShift (3.x/4.x).
• Strong Linux system administration experience.

Responsibilities

• Install, configure, and maintain Red Hat OpenShift Container Platform clusters.
• Administer and manage Linux servers hosting OpenShift nodes.
• Monitor and tune cluster and OS performance.

Skills

Red Hat OpenShift Administration

Linux system administration (RHEL/CentOS/Ubuntu)

Kubernetes fundamentals

Networking and storage management in OpenShift

Scripting (Bash, YAML, Python)

Troubleshooting expertise

Education

Bachelor’s degree in Computer Science or related field

Tools

Prometheus

Grafana

Nagios

Dynatrace

Job description

Position Overview

We are seeking a skilled OpenShift & Linux Administrator to manage the Red Hat OpenShift Container Platform along with its underlying Linux infrastructure. This role is dedicated to ensuring cluster reliability, security, and performance while also maintaining the Linux operating systems that support the OpenShift environment.

Key Responsibilities

• Install, configure, and maintain Red Hat OpenShift Container Platform (OCP) clusters.
• Administer and manage Linux servers (RHEL/CoreOS) that host OpenShift nodes.
• Perform regular cluster and Linux OS patching, upgrades, and security hardening.
• Manage and troubleshoot OpenShift resources (projects, pods, deployments, services, ingress, operators).
• Configure and maintain networking, storage, and load balancing within OpenShift and Linux.
• Monitor and tune cluster and OS performance, ensuring availability and scalability.
• Manage user accounts, RBAC policies, and authentication/authorization in OpenShift and Linux.
• Perform backup, restore, and disaster recovery of OpenShift clusters and Linux systems.
• Configure and maintain logging and monitoring tools (Prometheus, Grafana, EFK/ELK).
• Generate and maintain cluster + Linux documentation, SOPs, and operational runbooks.
• Provide support to application and DevOps teams deploying workloads into OpenShift.

Required Skills & Experience

• Proven hands-on experience administering Red Hat OpenShift (3.x/4.x).
• Strong Linux system administration experience (RHEL/CentOS/Ubuntu).
• Good understanding of Kubernetes fundamentals.
• Experience with OpenShift networking, storage, and node lifecycle management.
• Familiarity with Linux security hardening, patch management, and system performance tuning.
• Knowledge of OpenShift Operators and cluster add-ons.
• Experience with scripting (Bash, YAML, Python) for automation.
• Troubleshooting expertise across both container platform and OS layers.

Preferred Skills

• Red Hat Certified Specialist in OpenShift Administration (EX280) or RHCSA/RHCE certification.
• Experience with OpenShift upgrades and multi-cluster administration.
• Exposure to Linux system monitoring tools (Nagios, Dynatrace, Satellite, etc.).
• Understanding of OpenShift security hardening and compliance best practices.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• 3–6 years of combined experience in Linux administration and OpenShift cluster management.