Systems Administrator (Microsoft)

Resonaite; Mississauga; On-site; CAD 70,000 - 90,000; Full time

Job summary

Resonaite is seeking an experienced System Administrator to manage and secure a hybrid Microsoft infrastructure in Mississauga. This role focuses on Microsoft Entra ID, Intune, and Azure services ensuring secure identity management and endpoint compliance.

The ideal candidate will have 3-5 years of relevant experience, with skills in managing cloud environments and strong troubleshooting abilities. The position offers a contract for 6 months.

Qualifications

• 3-5 years of experience managing Microsoft cloud and hybrid infrastructure.
• Hands-on experience with Microsoft Entra ID and Intune.
• Understanding of networking fundamentals including DNS and VPNs.

Responsibilities

• Administer Microsoft Entra ID and identity lifecycle management.
• Manage Azure infrastructure components including virtual machines.
• Monitor security alerts and compliance-related incidents.

Skills

Microsoft cloud and hybrid infrastructure management

Microsoft Entra ID

Microsoft Intune

Azure administration

Windows Autopilot

Security best practices

Education

Bachelor’s degree in Computer Science or Information Technology

Tools

Azure services

Dynamics 365 Finance & Operations

Job description

Our client in the logistics space is looking for a contract based System Administrator to manage and secure a hybrid Microsoft infrastructure environment across cloud and on-premises platforms.

This role will focus on Microsoft Entra ID, Microsoft Intune, Microsoft Defender, Azure services, and Active Directory administration, ensuring secure identity management, endpoint compliance, and operational stability. The ideal candidate will also have basic knowledge of Dynamics 365 Finance & Operations (F&O) to support troubleshooting and environment operations.

Duration: 6 months to start

Responsibilities

• Administer Microsoft Entra ID including identity lifecycle management, RBAC, Conditional Access, MFA, and Privileged Identity Management (PIM)
• Manage and support Microsoft 365 / Office 365 administration and user access
• Maintain hybrid identity infrastructure using Azure AD Connect, SSO, and password protection policies
• Monitor authentication activity and troubleshoot identity and access-related issues
• Configure and manage Microsoft Intune for device enrollment, compliance policies, application deployment, and security baselines
• Manage Windows Autopilot, endpoint provisioning, patching, and endpoint protection
• Support mobile device management (MDM) for iOS and Android devices
• Implement and administer Microsoft Defender for Endpoint policies and security controls
• Monitor and respond to security alerts and compliance-related incidents
• Manage Azure infrastructure components including virtual machines, virtual networks, NSGs, Azure Firewall, and storage accounts
• Configure and maintain Azure Backup, Site Recovery, and disaster recovery solutions
• Automate operational tasks using Azure Automation and enforce governance policies
• Administer on-premises Active Directory, Group Policy, DNS, DHCP, and hybrid integrations
• Perform server maintenance, monitoring, patching, and operational support activities
• Provide basic support and troubleshooting for Dynamics 365 F&O environments and Azure integrations
• Create and maintain technical documentation, operational procedures, and support guides
• Collaborate with infrastructure, security, and application teams to support secure and efficient operations
• Participate in on-call and after-hours support as required

Requirements

• 3-5 years of experience managing Microsoft cloud and hybrid infrastructure environments
• Hands-on experience with Microsoft Entra ID, Microsoft Intune, Microsoft Defender, Azure administration, and Microsoft 365
• Experience supporting hybrid Active Directory environments and identity synchronization
• Understanding of endpoint management, compliance policies, and device security best practices
• Strong knowledge of networking fundamentals including DNS, routing, VPNs, and firewalls
• Basic knowledge of Dynamics 365 Finance & Operations (F&O) infrastructure and integrations
• Experience with Azure Backup, disaster recovery, and automation tools
• Strong troubleshooting, documentation, and communication skills
• Bachelor’s degree in Computer Science, Information Technology, or equivalent experience

Preferred Certifications

• Microsoft Certified: Security, Compliance, and Identity Fundamentals