Senior M365 & Enterprise Systems Engineer - Hybrid NYC

Cleartech Recruiting

New York (NY)

Hybrid

USD 120,000 - 160,000

Full time

41 hours ago

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Job summary

Cleartech Recruiting partners with a major global financial services firm to hire a Senior Systems Engineer for M365 & Enterprise Collaboration in NYC, hybrid. You will own the Microsoft 365 platform across a complex multi-tenant environment with ongoing M&A activity.

You will manage Exchange Online, SharePoint Online, Teams, and OneDrive, lead migrations, govern Entra ID/Azure AD, and oversee Power Platform administration. Strong communication and stakeholder management are required.

Qualifications

5+ years in a Microsoft 365 or enterprise systems engineering role within a large, complex organization.
Hands-on experience delivering cross-tenant migrations and M&A integrations.
Enterprise-scale administration of Exchange Online, SharePoint Online, and Teams.
Strong Entra ID / Azure AD skills including conditional access and guest identity.

Responsibilities

Owning Exchange Online, SharePoint Online, Teams, and OneDrive across a large multi-tenant M365 environment.
Lead cross-tenant migrations and M&A integrations including mailbox migrations, Teams, SharePoint, and identity consolidation.
Manage multi-tenant architecture including cross-tenant sync, shared address book, Teams Connect, and calendar federation.
Administer Entra ID / Azure AD including app registrations, conditional access, RBAC, and guest identity management.
Own Power Platform administration including environment governance and service principal management.
Manage email security standards including DMARC, SPF, and DKIM.
Handle domain migrations and coexistence management; operate within ITSM frameworks.