Linux infrastructure administration anchors this onsite London, Ontario position with Digital Extremes, emphasizing enterprise systems and reliable production operations.
This Linux Systems Administrator works within the core IT infrastructure team alongside Systems Analysts and Administrators. The position supports corporate and game servers, Proxmox VE, Ceph, Veeam, Docker, monitoring, and modernization activities. It also includes escalation support, documentation, and required out-of-hours coverage.
Key Responsibilities: Deploy, optimize, troubleshoot, and maintain Linux infrastructure
Administer Proxmox VE hypervisors and Ceph storage clusters
Validate backups and test restores across Veeam environments
Maintain monitoring stacks and respond to system alerts




Execute operating system and hardware lifecycle upgrades
Requirements: Five or more years administering Linux systems
Experience with enterprise Linux, Docker, Proxmox VE, and Ceph
Experience managing Veeam backup infrastructure
Familiarity with PRTG, CheckMK, scripting, and networking protocols
Availability for required out-of-hours on-call duties
Support Digital Extremes infrastructure through Linux administration, virtualization, storage, monitoring, backups, and cooperative technical operations.

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📌 Linux Infrastructure Systems Administrator (Ontario)
🏢 Digital Extremes
📍 Ontario