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Kubernetes & OpenShift Administrator

Tcs Ct Usa
2 days ago
Contract
On-site
Rosemead, California, United States
$70 - $75 USD hourly

  1. Role Overview

    Seeking a hands-on Kubernetes & OpenShift Administrator to deploy, manage, upgrade, and troubleshoot enterprise container platforms and Linux environments. The role focuses on platform administration, GitOps, CI/CD automation, application deployment, security, and high availability.

    Key Responsibilities

    • Install, configure, administer, upgrade, and troubleshoot Kubernetes and OpenShift clusters.

    • Manage OpenShift Operators, multi-node clusters, and ACM.

    • Manage application deployments using Helm, Argo CD, Git, and GitOps.

    • Build and maintain Jenkins pipelines using Groovy and shared libraries.

    • Integrate CI/CD workflows with GitHub, Nexus, and Kubernetes/OpenShift.

    • Troubleshoot pods, services, ingress, networking, DNS, certificates, and container runtimes.

    • Automate routine operations using Bash and Groovy scripting.

    • Administer Red Hat Linux, including monitoring, log analysis, and performance tuning.

    • Implement RBAC, network policies, and pod security controls.

    • Support application modernization and migration from monolithic to microservices architecture.

    • Collaborate with DevOps, application, and infrastructure teams and mentor junior administrators.

    Technical Skills

    • Hands-on Kubernetes and Red Hat OpenShift administration.

    • OpenShift Operators installation and upgrades.

    • Red Hat Linux administration and troubleshooting.

    • Argo CD, GitOps, Helm, and Git.

    • Jenkins CI/CD, Groovy scripting, and shared libraries.

    • Nexus Repository and artifact management.

    • Bash and Groovy automation.

    • Docker, container runtimes, Kubernetes networking, pods, services, ingress, DNS, and certificates.

    • RBAC, network policies, and pod security.

    Preferred Skills

    • RKE2 Kubernetes administration.

    • Advanced Cluster Management (ACM).

    • Multi-node OpenShift installation and administration.

    • IBM Cloud Pak installation and upgrades.

    • GKE setup and support.

    • GitHub CI/CD and automated testing.

    • VMware ESXi and Linux/CentOS guest OS administration.

    • Monolithic application migration to microservices.

    • Mentoring junior administrators.