Systems Engineer (Linux / Oracle KVM)

Performance Technologies · Athens

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We are looking for an experienced Systems Engineer with a strong background in Linux infrastructure and hands-on expertise in Oracle KVM virtualization to join our Open Source Systems team.

The successful candidate will be responsible for designing, implementing, administering, and supporting enterprise Linux environments with a particular focus on Oracle KVM virtualization platforms. This role also includes automation, troubleshooting, performance optimization, and collaboration with customers and internal engineering teams.

If you enjoy solving complex infrastructure challenges and working with enterprise-grade open-source technologies, we'd like to hear from you.

Key Responsibilities

• Design, deploy, administer, and maintain enterprise Linux environments.
• Install, configure, and support Oracle KVM virtualization infrastructure.
• Manage Oracle Linux Virtualization Manager (OLVM) environments.
• Provision and manage virtual machines, clusters, templates, storage domains, and networking.
• Monitor virtualization infrastructure performance and availability.
• Perform upgrades, migrations, patching, and lifecycle management.
• Troubleshoot Linux operating system, storage, networking, and virtualization issues.
• Support high availability and disaster recovery solutions.
• Automate routine administrative tasks using Ansible and shell scripting.
• Participate in customer implementations and infrastructure projects.

Requirements

• Bachelor's degree in Computer Science, Information Technology, or equivalent practical experience.
• 5+ years of Linux systems administration experience.
• Strong experience with Oracle Linux.
• Proven hands-on experience administering Oracle KVM / Oracle Linux Virtualization Manager (OLVM).
• Strong understanding of: KVM virtualization, Linux networking , LVM, Multipathing
• Experience managing high-availability Linux environments.
• Any experience with Red Hat Enterprise Linux, SUSE Linux Enterprise Server, Pacemaker / Corosync clustering, Ansible Automation Platform, Kubernetes, Red Hat OpenShift, VMware migration projects will be considered a strong asset.
• Excellent troubleshooting and analytical skills.
• Experience with Bash scripting.
• Good written and spoken English.

We will offer you a friendly and dynamic working environment, in which you can develop your skills and competencies and a workplace with a strong focus on values and work-life balance.

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