Full-time

Senior Network and Systems Administrator

Posted by Energean • Athens, Athens, Greece

📍 Athens, Athens 🕒 March 01, 2026

About the Role

Summary


Energean is seeking to employ a highly skilled Senior Network & Systems Administrator to join our Group IT team in Athens. This is a critical role responsible for ensuring the operational stability, security, and performance of our enterprise IT infrastructure across multiple company locations.

The role, reporting to the Group Head of Cybersecurity, will act as the senior technical escalation point, maintaining high availability across systems, networks, virtualization platforms, and core services while driving operational excellence and resilience. 

Key Accountabilities

  • Ensure continuous availability of core infrastructure services (compute, storage, network, identity, connectivity)

  • Act as the highest technical escalation point for complex infrastructure incidents

  • Provide advanced troubleshooting across hybrid, virtualized, and cloud-integrated environments

  • Manage and maintain identity ...
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