Senior Microsoft Systems Architect

Shape CORA Group’s enterprise architecture in Markham through Microsoft 365, Azure, and identity expertise. Lead practical infrastructure modernization across hybrid environments.This Lead Systems Engineer position provides senior technical leadership for enterprise infrastructure design, implementation, optimization, and support. Work with Exchange Online, Teams, SharePoint Online, Entra ID, Active Directory, Group Policy, Intune, and Windows Server. Translate business requirements into cost-effective solutions while establishing standards, documentation, and operational runbooks.Key Responsibilities:
Translate business requirements into practical technology solutionsLead modernization initiatives, evaluations, proof-of-concept testing, and implementationsEstablish technical standards, architecture documentation, and operational runbooksSupport Microsoft enterprise technologies and hybrid identity servicesLead incident troubleshooting, root cause analysis, and operational handoffRequirements:
5–7+ years of progressive enterprise infrastructure experienceStrong Microsoft 365 experience across Exchange Online, Teams, and SharePointExperience with Entra ID, Active Directory, Group Policy, and IntuneKnowledge of Windows Server, DNS, DHCP, virtualization, and networkingAbility to lead projects, evaluate solutions, and work with vendorsBring Microsoft architecture expertise and technical leadership to CORA Group’s secure, reliable, and continuously improving infrastructure environment.
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