Shape Microsoft enterprise architecture at CORA Group in Markham through solution design, infrastructure modernization, and technical leadership.
This Lead Systems Engineer role serves as a senior technical subject matter expert across cloud, on-premises, and hybrid environments. You will establish architecture standards, document operational runbooks, evaluate technologies, and lead projects from design through operational handoff. Core technologies include Microsoft 365, Exchange Online, Teams, SharePoint Online, Entra ID, Active Directory, Intune, and Windows Server.
Key Responsibilities: Translate business requirements into cost-effective technology solutions
Establish technical standards, architecture documentation, and runbooks
Lead infrastructure projects through implementation and handoff




Evaluate emerging technologies and conduct proof-of-concept testing
Guide engineers and collaborate with stakeholders and vendors
Requirements: Five to seven plus years of progressive infrastructure experience
Robust Microsoft 365 enterprise technology experience
Experience with identity, endpoint management, and Windows Server
Ability to design and troubleshoot complex infrastructure solutions
Strong communication, analytical, and documentation skills
Bring Microsoft architecture, enterprise systems engineering, and project leadership skills to CORA Group’s senior infrastructure team.

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📌 Microsoft Enterprise Systems Architect (Ontario)
🏢 Jonas Software
📍 Ontario