Lead Global M365 Teams Telephony Engineer

Amaris Consulting is seeking a Microsoft Teams telephony expert to join our international, fast‑growing environment in Marseille. You will design, deploy, and operate Teams Phone System across multiple sites and 19 countries, handling Direct Routing, SBCs, and call queues.

You will work as a full M365 engineer on collaboration incidents, coordinate with vendors, and maintain topology documentation while ensuring high availability and on‑call readiness.