Microsoft 365 Enterprise Administrator

Key Responsibilities
The Microsoft 365 Enterprise Administrator will be expected to handle complex technical troubleshooting, support enterprise operations, and contribute directly to upcoming migration programs in a fast-paced environment.
Responsibilities include the following, in collaboration with the broader Mobility Global IT team:
Administering and supporting the Mobility Global Microsoft 365 environment, including Exchange Online, Microsoft Teams, SharePoint, OneDrive, Intune, Entra ID, and Microsoft Purview
Serving as a subject matter expert for major M365 migration and consolidation projects, including tenant readiness, coexistence planning, mailbox migration, collaboration platform migration, identity dependencies, permissions, and cutover support
Partnering with endpoint management and security teams on Conditional Access, device compliance, app protection, Autopilot, mobile access, and Intune policy alignment
Supporting Exchange Online administration, including mail flow, shared and resource mailboxes, distribution groups, transport rules, retention, spam protection, and migration troubleshooting
Administering Microsoft Teams and Teams Phone services, including governance, external and guest access, calling policies, voice routing, Direct Routing or Operator Connect dependencies, emergency calling, and number management
Supporting SharePoint and OneDrive administration, including site governance, permissions, external sharing, storage, migration planning, and post-migration validation
Developing and maintaining PowerShell scripts and automation to improve administration, reporting, migration readiness, auditing, and repeatable operational tasks
Responding to alerts, trouble tickets, service requests, escalations, and outages promptly and effectively
Maintaining clear documentation, runbooks, project notes, migration procedures, operational standards, and knowledge transfer materials
Participating in cross-training with fellow team members and helping raise the team’s overall Microsoft 365 capability
Desired Skills
Deep hands-on experience administering Microsoft 365 in an enterprise environment
Strong verbal and written communication skills, with the ability to clearly explain technical issues, migration risks, operational impacts, and recommended actions to technical and non-technical audiences
Strong understanding of Microsoft 365 security, governance, compliance, and risk reduction practices
Advanced proficiency with Exchange Online, Teams, SharePoint, OneDrive, Intune, Entra ID, Conditional Access, and Microsoft Purview
Experience supporting or leading Microsoft 365 migrations, tenant-to-tenant migrations, divestiture or separation projects, coexistence planning, and post-migration validation
Strong PowerShell skills for Microsoft 365 administration, automation, reporting, and troubleshooting
General networking, DNS, identity, authentication, certificate, and mail flow knowledge
Experience working with vendors, consultants, project managers, and cross-functional technology teams during large-scale migration efforts
Ability to work flexibly across a global environment, coordinating effectively across time zones, cultures, distributed teams, and shifting business priorities
Hands-on knowledge of Microsoft Teams Phone and enterprise telephony concepts, including calling policies, voice routing, Direct Routing or Operator Connect, emergency calling, number management, and troubleshooting voice quality or call-flow issues
A positive, proactive, and ownership-oriented mindset, consistently demonstrating a practical “can-do” attitude
Experience/Qualifications
Bachelor’s degree with 3 years of relevant experience or 6 years of equivalent hands-on Microsoft 365 administration experience
Microsoft certifications are strongly preferred, such as Microsoft 365 Administrator, Endpoint Administrator, Identity and Access Administrator, Teams Administrator, Messaging Administrator, or Security Administrator
Experience with M365 tenant migrations, Exchange Online migrations, SharePoint/OneDrive migrations, Teams administration, or divestiture-related transition work is strongly preferred
PowerShell certification, formal training, or demonstrated scripting portfolio is a plus
Network+, Security+, Azure, or other cloud certifications are a plus

Work arrangement
Yes