Sys Admin Linux | Lisboa

Decskill; Lisboa; Presencial; EUR 55 000 - 75 000; Tempo integral

Resumo da oferta

Decskill is seeking an experienced OpenShift Platform Administrator / Engineer to manage, evolve, and optimize our Red Hat OpenShift platform, ensuring availability, security, and scalability of containerized environments supporting critical business applications.

You will install, operate, and upgrade clusters across on‑prem and cloud, implement GitOps and IaC, monitor performance, and collaborate with cross‑functional teams to drive automation and reliability.

Qualificações

• Hands-on OpenShift and Kubernetes administration.
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Responsabilidades

• Install, configure, administer, and maintain Red Hat OpenShift clusters across on-premises and cloud environments.

Conhecimentos

OpenShift admin

Kubernetes

GitOps

IaC

Terraform

Ansible

CI/CD

Troubleshooting

Ferramentas

Argo CD

Terraform

Ansible

Jenkins

GitLab CI

Azure DevOps

Descrição da oferta de emprego

We are seeking an experienced OpenShift Platform Administrator / Engineer to manage, evolve, and optimize our Red Hat OpenShift platform, ensuring the availability, security, scalability, and operational efficiency of containerized environments supporting critical business applications.

Key Responsibilities

• Install, configure, administer, and maintain Red Hat OpenShift clusters across on-premises and/or cloud environments.
• Ensure platform availability, performance, resilience, and capacity through proactive monitoring and operational management.
• Manage compute, networking, storage, and platform resources within OpenShift environments.
• Implement and maintain security controls, access management, certificate lifecycle management, and platform compliance standards.
• Plan, execute, and support OpenShift upgrades, patching activities, and platform maintenance with minimal service disruption.
• Automate platform operations through CI/CD pipelines, GitOps practices, and Infrastructure as Code (IaC) frameworks.
• Support development teams in adopting cloud-native technologies, containerization best practices, and DevOps methodologies.
• Troubleshoot platform incidents, perform root cause analysis, and implement preventive solutions.
• Develop automation and operational improvements to enhance platform reliability and reduce manual effort.
• Collaborate with cross-functional teams to drive continuous improvement across the application infrastructure landscape.

Required Skills & Experience

• Hands-on experience administering Red Hat OpenShift and Kubernetes platforms.
• Strong knowledge of container technologies (Docker, CRI-O, OCI Containers).
• Experience with GitOps tools such as Argo CD.
• Experience with CI/CD solutions such as Jenkins, GitLab CI/CD, Azure DevOps, or equivalent.
• Experience with Infrastructure as Code tools such as Terraform and/or Ansible.
• Knowledge of networking, storage, and security concepts within containerized environments.
• Experience with monitoring and observability tools such as Prometheus, Grafana, ELK/OpenSearch, or equivalent.
• Strong troubleshooting and problem-solving skills within enterprise production environments.