Microsoft Operational Specialist

Arobas Personnel; Montreal; Hybrid; CAD 80,000 - 120,000; Full time

Job summary

A leading company is seeking a Microsoft Operational Specialist for a hybrid contract role based in Montreal. The ideal candidate will manage tenant-to-tenant migrations in Microsoft 365, ensuring various services' performance while requiring expertise in PowerShell scripting and substantial experience administering Microsoft environments. Join a collaborative team and contribute to large-scale IT infrastructure projects while maintaining high standards of service during migrations.

Qualifications

• 5+ years experience administering Microsoft 365 in enterprise environments.
• Hands-on experience with multi-tenant M365 migrations.
• Advanced proficiency in PowerShell scripting for automation.

Responsibilities

• Serve as the operational lead for Microsoft 365 during tenant-to-tenant migrations.
• Administer and troubleshoot cross-tenant directory synchronization.
• Monitor and maintain Microsoft 365 service performance.

Skills

PowerShell scripting

Microsoft 365 administration

multi-tenant M365 migrations

Azure AD Cross-Tenant Sync

mail routing

hybrid identity management

Education

Degree in a technical or business discipline

Tools

Quest Migration Manager

SCCM

SolarWinds

VMware

Job description

Arobas Personnel is seeking a Microsoft Operational Specialist for a contract opportunity with one of our clients located in Montreal.

*Remote : Hybrid- 1 days/week in the office*

What will your day-to-day look like?

• Serve as the operational lead for Microsoft 365 throughout a tenant-to-tenant migration project.
• Administer and troubleshoot cross-tenant directory synchronization (Microsoft Entra ID, Azure AD Connect, Cross-Tenant Sync).
• Maintain and support Quest Migration Manager components (e.g., rewrite configurations, mailbox migrations, GAL synchronization).
• Coordinate with internal IT teams and third-party vendors to ensure seamless coexistence and staged migrations.
• Monitor and maintain the overall health and performance of Microsoft 365 services (Exchange Online, Teams, SharePoint, OneDrive) across multiple tenants.
• Ensure consistent and reliable mail flow during migration phases, including rewrite and redirect processes.
• Develop and maintain PowerShell scripts to automate repetitive administrative tasks.
• Contribute to technical documentation and provide knowledge transfer to support teams.
• Proactively identify and resolve issues related to user synchronization, licensing, permissions, and hybrid identity management.

What are we looking for?

• Degree in a technical or business discipline, or equivalent experience.
• 5+ years of experience administering and operating Microsoft 365 in enterprise environments.
• Hands-on experience with multi-tenant M365 migrations, especially with Quest Migration Manager and Rewrite Services.
• In-depth understanding of Entra ID, Azure AD Cross-Tenant Sync, and hybrid identity frameworks.
• Strong expertise in managing Exchange Online, Teams, SharePoint Online, and OneDrive.
• Advanced proficiency in PowerShell scripting for automation across M365 and Entra ID.
• Solid knowledge of mail routing, MX records, and identity federation strategies.
• Comfortable working in collaborative, fast-paced project environments.
• Experience managing large-scale Windows environments (1,500+ servers).
• Strong background in Active Directory, Exchange/Exchange Online, and Office 365.
• Good understanding of networking concepts (TCP/IP, DHCP, DNS, routing) and Windows Server licensing.
• Familiarity with tools like SCCM, SolarWinds, VMware, Group Policy, Kerberos, LDAP, and SharePoint.

Nice-to-haves:

• Experience migrating from Okta to Microsoft Entra ID.

• • Background in hybrid cloud identity or large-scale IT infrastructure projects.

• Bilingue