IT Project Manager – M65 Tenant Migration & Acquisition Integration (Contract) – start October 2026 is essential
Microsoft 365 tenant migration and acquisition integration experience is essential.
Location: Stevenage and London plus home working too
Contract: 6-12 Months (Inside IR35 via an umbrella)
Rate: £700 pay per day
We are seeking an experienced IT Project Manager to lead complex Microsoft 365 tenant migration and acquisition integration programmes. This is a high-profile role responsible for managing the end-to-end delivery of tenant-to-tenant migrations, ensuring seamless integration of users, devices, applications, collaboration platforms, and identity services following mergers and acquisitions.
The Opportunity
You will lead M365 migration projects through the full lifecycle, from discovery and assessment through to migration, cutover, hypercare, and project close. Working closely with programme leadership, technical teams, business stakeholders, and third-party suppliers, you will ensure successful delivery with minimal disruption to business operations.
Key Responsibilities
- Manage end-to-end Microsoft 365 and tenant migration projects.
- Lead discovery, assessment, design, build, testing, cutover, and migration activities.
- Own and manage project plans, schedules, milestones, dependencies, budgets, and resources.
- Drive governance, reporting, RAID management, and stakeholder communications.
- Coordinate internal teams, external vendors, and system integrators.
- Manage migration waves, readiness assessments, testing, and deployment activities.
- Produce executive-level reporting, dashboards, and steering committee updates.
- Identify and mitigate project risks, issues, assumptions, and dependencies.
- Ensure successful transition into hypercare and operational support.
Essential Experience
- 8+ years' IT Project Management experience.
- Proven track record delivering acquisition, merger, and integration programmes.
- Extensive experience managing Microsoft 365 tenant-to-tenant migrations.
- Strong knowledge of:
- Microsoft 365
- Entra ID / Azure Active Directory
- Exchange Online
- SharePoint Online
- Teams
- OneDrive
- Intune
- Endpoint Management
- Identity & Access Management
- Cyber Security controls
- Experience managing third-party suppliers and technical delivery partners.
- Strong governance, RAID, budget, and resource management expertise.
- Excellent stakeholder management and executive communication skills.
Desirable
- PRINCE2 Practitioner, PMP, or Agile certifications.
- Microsoft certifications.
- Experience delivering M&A integration programmes.
- Experience working within regulated environments.
Ideal Candidate
You will be a highly organised and delivery-focused Project Manager with a strong background in Microsoft technologies and complex enterprise migrations. Comfortable operating at both executive and technical levels, you'll be skilled at driving projects forward, managing competing priorities, and ensuring successful outcomes in fast-paced acquisition and transformation environments.
Please note you will receive an automated response advising you that we have received your CV.
We are committed to ensuring that all job applicants are treated equally, without discrimination because of gender, sexual orientation, marital or civil partner status, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age.
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M365 Project Manager in Stevenage employer: Morgan Philips Group
As a leading independent oil and gas exploration and production company, we pride ourselves on fostering a collaborative and innovative work culture in our London office. Employees benefit from competitive remuneration, comprehensive professional development opportunities, and the chance to work alongside industry experts in a dynamic environment that encourages growth and creativity. Join us to be part of a forward-thinking team that is shaping the future of energy.
