Senior Systems Administrator Toronto

Lead hands-on infrastructure support in Toronto, specializing in virtualization, Microsoft 365, Azure, and networking across client environments.This Senior Systems Administrator role supports a managed IT services provider serving clients across the Greater Toronto Area. You will troubleshoot complex infrastructure issues, work directly with clients, and own technical problems through resolution. The position requires experience with Nutanix HCI, Microsoft 365, Azure, Entra ID, and network infrastructure.Key Responsibilities:
Manage and troubleshoot Nutanix HCI virtualized infrastructureAdminister Exchange Online, SharePoint, Teams, and OneDriveSupport Azure, Entra ID, and hybrid identity environmentsConfigure LAN/WAN, VLANs, firewalls, VPNs, and Wi-FiLead infrastructure migrations, upgrades, and implementationsRequirements:
Five-plus years in systems administration or infrastructure engineeringManaged services or multi-client environment experienceHands-on Nutanix HCI cluster and AHV administrationStrong Microsoft 365 administration experienceClient-facing communication and complex troubleshooting skillsApply your Nutanix, Microsoft 365, Azure, and networking expertise as a senior Toronto infrastructure administrator.
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