M365 Senior Project Manager – M365 Tenant Consolidation

Experis UK; United Kingdom; Remote; GBP 60,000 - 80,000; Full time

Job summary

A leading consultancy is seeking a Senior Project Manager in the UK to lead a high-impact Microsoft 365 tenant consolidation programme. This role involves managing a complex multi-workstream migration across identity, Exchange, SharePoint, OneDrive, Teams, and security. The ideal candidate must have strong project management skills with experience in stakeholder coordination and governance. This position is remote and offers a PAYE contract.

Qualifications

• Strong understanding of Exchange, SharePoint, OneDrive, Teams, identity, endpoint, and security dependencies.
• Experience working across multiple suppliers in complex environments.
• Strong control of scope, risk, governance, documentation, and programme delivery.

Responsibilities

• Lead delivery of a complex Microsoft 365 tenant consolidation programme.
• Manage scope, roadmap, RAID, dependencies, and delivery milestones.
• Coordinate multiple suppliers, partners, and technical stakeholders.

Skills

Microsoft 365

Project Management

Migration Planning

Stakeholder Management

Governance

Risk Management

Job description

We’re supporting a major enterprise transformation programme and are looking for a Senior Project Manager to lead delivery of a large-scale Microsoft 365 tenant consolidation.

This is a high-impact role managing a complex multi-workstream migration across identity, Exchange, SharePoint, OneDrive, Teams, devices, security, and migration tooling. You’ll take ownership of delivery across multiple suppliers and senior stakeholders, driving structure, pace, and control throughout the programme.

Key Responsibilities:

• Lead delivery of a complex Microsoft 365 tenant consolidation programme
• Manage scope, roadmap, RAID, dependencies, and delivery milestones
• Coordinate multiple suppliers, partners, and technical stakeholders
• Oversee key workstreams across identity, messaging, collaboration, devices, and security
• Drive governance, reporting, and executive-level updates
• Ensure migration plans, sequencing, and readiness activities are aligned and delivery-ready
• Challenge delays, resolve blockers, and keep the programme moving

Required Experience:

• Strong understanding of Exchange, SharePoint, OneDrive, Teams, identity, endpoint, and security dependencies
• Experience working across multiple suppliers in complex environments
• Strong control of scope, risk, governance, documentation, and programme delivery
• Able to translate technical challenges into clear delivery decisions
• Experience with tenant-to-tenant migrations or M365 tenant consolidation
• Experience delivering multi-year phased migration programmes
• Exposure to large, complex enterprise environment
• PAYE Contract
• Remote, UK

Please apply for immediate consideration.