Senior M365 Engineer & Migration Specialist

Job Description:

The Senior M365 Engineer & Migration Specialist will lead and support Microsoft 365 engineering and tenant-to-tenant migration initiatives, with hands-on responsibility across core M365 services. This role requires strong expertise in Exchange Online, SharePoint, OneDrive, Teams, Entra ID, Intune, migration tooling (preferably Quest & Sharegate), and PowerShell automation. The successful candidate will be comfortable working across global teams and stakeholders, helping drive migration delivery, operational stability, governance, and service improvement. This is a 6-month contract role based in the UK with remote working.

Key Responsibilities:

- Lead the planning, execution, and support of M365 tenant-to-tenant migrations, including Exchange Online, OneDrive, SharePoint, Teams, and related services.

- Use Quest migration tools (or equivalent) to manage large-scale, complex migration activities and support cutover planning, testing, and issue resolution.

- Administer, monitor, troubleshoot, and optimize M365 services to ensure performance, security, resilience, and availability.

- Conduct root cause analysis on platform issues and implement corrective and preventative measures to improve service stability.

- Work closely with cross-functional teams across the UK, US, and India to coordinate migration schedules, service changes, and project deliverables.

- Prepare and maintain technical documentation, runbooks, operational standards, and standard operating procedures.

- Engage with technical and business stakeholders across regions, provide clear communication, and support technical leadership for migration and engineering activities.

- Support M365 engineering activities across Exchange Online, Intune, Entra ID, Teams, and SharePoint, including configuration, policy management, and service governance.

- Develop and use PowerShell automation to improve migration execution, reporting, administration, and operational efficiency.

- Support change control, security, and compliance processes, ensuring all operational and project changes follow governance requirements.

Qualifications:

- Minimum 7+ years of IT experience with strong expertise in Microsoft 365 engineering, cloud collaboration platforms, and migration delivery.

- Proven experience delivering end-to-end M365 tenant-to-tenant migrations across core collaboration and productivity services.

- Hands-on experience with Quest migration tooling strongly preferred, with the ability to work with equivalent enterprise migration tools where required.

- Strong knowledge of Entra ID, SSO, MFA, Intune, security hardening, compliance controls, and identity lifecycle management.

- Excellent communication skills and demonstrated ability to collaborate effectively with remote teams and stakeholders across the UK, US, and India.

- Role is based in the UK, remote working is supported, and the initial contract term is 6 months.

- Strong hands-on administration experience across Exchange Online, Teams, SharePoint Online, OneDrive, and Intune, with PowerShell scripting capability.

- Strong decision-making, analytical, and documentation skills.

- Ability to work independently with minimal supervision in a fast-paced environment.

Job Details

Company
The Consultancy Group (London)
Location
London Area, United Kingdom
Hybrid / Remote Options
Posted