OpenShift & Linux Administrator
Intertec Softwares
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
Bachelors degree in Computer Science Information Technology or related field.
36 years of combined experience in Linux administration and OpenShift cluster management.
Required Experience:
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