As of November 7, 2026, Jobsy lists 2 systems administrator jobs in Markham, ON. The most active employers are Postmedia Network Inc, Robert Half and Randstad Canada. Skills often requested: documentation, troubleshooting, microsoft azure and system administration.
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Oak Valley Health: One of Ontario’s leading community health care organizations. Markham Stouffville Hospital and Uxbridge Hospital.
10+ YOECandidates need 10+ years of system administration experience, advanced knowledge of Microsoft, VMware, M365 and VDI platforms, and strong security and backup skills. A related IT degree is preferred, along with certifications such as MCSE, CCNA, VCP or ITIL v4 Foundation.
Windows Server, Linux, VMware, SAN, M365, Exchange
7+ YOECandidates need 7+ years of IT infrastructure experience, 5+ years administering Microsoft 365, and hands-on experience with Entra ID, SSO, Conditional Access, Intune and Autopilot. Strong troubleshooting and communication skills are required.
Microsoft Entra ID, Microsoft 365, Exchange Online, Microsoft Teams, SharePoint Online, Microsoft Intune
Postmedia Network Inc (2), Robert Half (2), Randstad Canada (2), Arsenault (1) and Calgary Co-op (1).
What skills do systems administrator jobs ask for?
Postings most often mention documentation, troubleshooting, microsoft azure, system administration, communication skills, microsoft active directory, microsoft 365 and linux.