Senior Microsoft 365 Migration Engineer The Select Group is looking to bring on a remote, EST based, Senior Microsoft 365 Migration Engineer to support enterprise-wide collaboration modernization and migration initiatives for a rapidly growing global organization. These engineers will provide strategic oversight, technical leadership, and hands-on engineering expertise across Microsoft 365 migrations, tenant integrations, endpoint modernization, and acquisition-related collaboration initiatives.
Senior Microsoft 365 Migration Engineer Responsibilities: - Lead enterprise Microsoft 365 migration initiatives including tenant-to-tenant migrations and collaboration modernization programs.
- Evaluate and improve migration methodologies currently being utilized by third-party vendors.
- Design migration sequencing, coexistence planning, cutover strategies, rollback procedures, and stabilization planning.
- Support migration and administration activities across Exchange Online, Microsoft Teams, SharePoint Online, OneDrive, Intune, and Entra ID / Azure AD.
- Lead technical workshops and migration readiness discussions.
- Support modern workplace transformation initiatives and endpoint readiness planning.
- Assist with hybrid Microsoft 365 and Google Workspace coexistence environments where applicable.
- Coordinate closely with infrastructure, networking, and cybersecurity teams during migration activities.
- Troubleshoot complex post-migration issues related to identity, mail flow, authentication, and collaboration tools.
- Support M&A integration efforts involving collaboration platforms, user migrations, endpoint transitions, and tenant alignment.
- Conduct current-state assessments and migration planning for newly acquired organizations.
- Assist with user experience standardization and operational transition planning.
- Serve as a senior escalation point during migration and cutover activities.
- Mentor junior engineers and support personnel.
- Partner with project managers to support delivery planning and risk management activities.
- Assist with documentation, knowledge transfer, and operational handoff activities.
Senior Microsoft 365 Migration Engineer Requirements: - 7+ years of enterprise Microsoft infrastructure and migration experience.
- Deep expertise across Microsoft 365 technologies and migration tooling.
- Strong experience with Exchange Online, Teams, SharePoint Online, OneDrive, Intune, and Entra ID / Azure AD.
- Experience supporting large-scale migration and integration initiatives.
- Strong troubleshooting and escalation management capabilities.
- Experience operating in enterprise or consulting-based delivery environments.
75870
