Microsoft 365 Messaging

Il y a 16 heures

Paris, Île-de-France Cognitive Group | Part of the Focus Cloud Group Temps plein 95 000 € - 120 000 € Contrat

We’re working with a client on a Microsoft 365 transformation programme, with a strong focus on carve-out / carve-in activities and tenant-to-tenant migrations.

They’re looking for a Senior M365 Architect with deep messaging expertise, capable of leading the design and delivery of complex separation and integration programmes.

Key Responsibilities

  • Lead carve-out / carve-in programmes across Microsoft 365 environments
  • Own tenant-to-tenant migrations, with a focus on identity and messaging separation
  • Design and deliver Exchange Online / messaging architecture, including:
  • Mail flow design
  • Coexistence strategy
  • Cutover planning and execution
  • Work closely with technical and business stakeholders to define migration strategy and architecture
  • Oversee delivery teams (migration engineers / consultants) to ensure successful execution

Key Requirements

  • Deep Exchange / Messaging expertise (must-have):
  • Exchange Online
  • Hybrid Exchange
  • Mail routing, coexistence, cutovers
  • Proven background in large-scale migration programmes (M&A / separation)
  • Solid understanding of Entra ID / identity in M365 environments
  • Experience working in enterprise environments (multi-tenant / multi-country)

Nice to have

  • Broader M365 knowledge (Teams, SharePoint, security)
  • Experience in regulated industries (finance, enterprise, etc.)