Administrador Sistemas | Linux | Lisboa

Decskill; Lisboa; Presencial; EUR 42 000 - 62 000; Tempo integral

Resumo da oferta

Decskill seeks an experienced OpenShift Platform Administrator/Engineer to manage and optimize our Red Hat OpenShift environment across on-premises and cloud deployments. You will ensure availability, security, scalability, and efficient operation of containerized applications.

You will lead upgrades, implement CI/CD automation with GitOps practices, and collaborate with dev and ops teams to improve reliability and scale across the enterprise.

Qualificações

• Hands-on experience administering Red Hat OpenShift and Kubernetes.
• Experience with CI/CD and GitOps tools.
• Experience with Infrastructure as Code (Terraform/Ansible).

Responsabilidades

• Install, configure, administer, and maintain OpenShift clusters across on-premises and cloud environments.
• Ensure platform availability, performance, resilience, and capacity.
• Manage resources (compute, networking, storage) within OpenShift.
• Plan and support OpenShift upgrades and maintenance.
• Automate operations through CI/CD pipelines and IaC.
• Collaborate with cross-functional teams to drive improvements.

Conhecimentos

OpenShift

Kubernetes

GitOps

CI/CD

Terraform

Ansible

Networking

Storage

Monitoring

Troubleshooting

Ferramentas

Argo CD

Jenkins

GitLab CI/CD

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.