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 solutions
Lead modernization initiatives, evaluations, proof-of-concept testing, and implementations
Establish technical standards, architecture documentation, and operational runbooks




Support Microsoft enterprise technologies and hybrid identity services
Lead incident troubleshooting, root cause analysis, and operational handoff
Requirements: 5–7+ years of progressive enterprise infrastructure experience
Solid Microsoft 365 experience across Exchange Online, Teams, and SharePoint
Experience with Entra ID, Active Directory, Group Policy, and Intune
Knowledge of Windows Server, DNS, DHCP, virtualization, and networking
Ability to lead projects, evaluate solutions, and work with vendors
Bring Microsoft architecture expertise and technical leadership to CORA Group’s secure, reliable, and continuously improving infrastructure environment.

#J-18808-Ljbffr

📌 Senior Microsoft Systems Architect (Ontario)
🏢 Perseus Group
📍 Ontario