OpenShift Administrator & Platform Automation Lead

ISCAREM HUMAN RESOURCES; Madrid; Presencial; Confidencial; Jornada completa

Descripción de la vacante

ISCAREM HUMAN RESOURCES is seeking an OpenShift Administrator to join a major international project based in Madrid. You will install, configure, and maintain OpenShift clusters across development, staging, and production, ensuring uptime and secure operations.

Day-to-day tasks include cluster monitoring, RBAC management, image lifecycle, and automation with Ansible, Terraform, Helm, or GitOps (ArgoCD/Tekton).

Formación

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Responsabilidades

• Install, configure, and maintain OpenShift Container Platform (OCP) clusters across development, staging, and production environments. Manage cluster upgrades, patching, and lifecycle operations, ensuring minimal downtime and service continuity.
• Monitor cluster health, performance, and capacity, proactively identifying and resolving issues.
• Administer and troubleshoot core OpenShift components (etcd, API server, controllers, networking, ingress/routes, storage classes).
• Manage container images and registries, including image builds, security scanning, and lifecycle policies.
• Configure and maintain networking (SDN/OVN-Kubernetes, network policies, load balancing) and storage integrations (persistent volumes, storage operators).
• Implement and manage RBAC (Role-Based Access Control), authentication, and security policies to ensure compliance and governance.
• Automate deployment, configuration, and operational tasks using tools such as Ansible, or Terraform, or Helm, or GitOps practices (ArgoCD, Tekton).
• Support CI/CD pipeline integration for application deployment on OpenShift.Perform backup, disaster recovery, and business continuity planning for clusters and workloads.
• Manage OpenShift Operators and Operator Lifecycle Manager (OLM) for platform extensions.
• Collaborate with development, infrastructure, and security teams to define best practices and standards for containerized workloads.
• Provide technical leadership, mentoring junior administrators, and contributing to architecture and design decisions.
• Document procedures, configurations, and troubleshooting guides.
• Provide on-call support for incident resolution in production environments.

Conocimientos

OpenShift admin

Kubernetes ops

Linux admin

IaC

CI/CD

Leadership

English

Herramientas

OpenShift

Kubernetes

Linux

Ansible

Terraform

Helm

ArgoCD

Tekton

GitOps

Descripción del empleo

ISCAREM HUMAN RESOURCES is seeking an OpenShift Administrator to join a major international project based in Madrid. You will install, configure, and maintain OpenShift clusters across development, staging, and production, ensuring uptime and secure operations.

Day-to-day tasks include cluster monitoring, RBAC management, image lifecycle, and automation with Ansible, Terraform, Helm, or GitOps (ArgoCD/Tekton).