L3 Analyst (4–6 years) to support infrastructure operations and technical escalations using Microsoft 365, Intune, and Windows Server environments Our shared-services IT client is seeking a L3 Analyst (4–6 years) to support infrastructure operations and technical escalations using Microsoft 365, Intune, and Windows Server environments
Join a multi-company IT environment supporting business units and locations across North America through a centralized shared-services model. This role supports infrastructure operations, technical escalations, endpoint management, network administration, and project implementations across Microsoft 365, virtualization, and Windows Server environments. The position includes involvement in migrations, office deployments, network upgrades, and cloud implementations within a quick-paced operational setting.
3-4 month contract possibility of extension Aurora, ON, Working Hours: EST
Must Haves 4–6 years in corporate IT or MSP/shared-services environments
Advanced support of Microsoft 365 , Intune, and Entra ID environments
Administration of Windows Server , Active Directory , DNS, DHCP, and Group Policy
Support of network infrastructure including VPNs, switching, VLANs, Wi-Fi, and firewall administration




Diploma or degree in Information Technology, Computer Science, or equivalent experience
Nice to Have PowerShell scripting and automation
Check Point, Meraki, Fortinet, or WatchGuard firewall environments
Datto RMM, Autotask PSA, or equivalent platforms
Cybersecurity platforms and MFA/security deployments
Exposure to Power BI, SQL, or business systems integrations
Responsibilities Support and administer Microsoft 365, Entra ID, Intune, SharePoint Online, OneDrive, and Teams environments
Troubleshoot and maintain Windows Server infrastructure, Active Directory, DNS, DHCP, Group Policy, and virtualization platforms
Configure and support firewalls, VPN technologies, wireless infrastructure, and network switching
Participate in infrastructure projects including migrations, office deployments, network upgrades, and cloud implementations
Provide Level 3 escalation support
Create and maintain technical documentation, SOPs, and deployment standards
Support backup, disaster recovery, and business continuity systems
Disclaimer AI may be used in evaluating candidates. This posting is for an existing vacancy.
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📌 Analyst (4–6 years) to support infrastructure operations and technical escalations using Microsof (Ontario)
🏢 S.I. Systems
📍 Ontario