Senior Microsoft 365 Migration Engineer
Location: College Park, MD
Job Type: contract
Company: The Select Group
Job Description Apply Now
Senior Microsoft 365 Migration EngineerThe 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.
TSG is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. #LI-SM1
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