L2 M365 Engineer - Teams & Telephony M / F / X

Job Description

Join our team and start a new adventure in an international and dynamic environment, where you will be able to fulfil your career expectations in a fast‑growing organization. Being a consultant at Amaris Consulting means positioning yourself as a technical and functional expert in an industrial field, but above all, being an ambassador of our organization to clients, thanks to the following attributes:

• Your interpersonal skills and ability to listen, in order to build a strong relationship of trust with our clients and fully understand their challenges and issues.
• Your curiosity and eagerness to learn, as we support over 1,000 clients from all sectors worldwide.

Responsibilities

• Manage Microsoft Teams telephony scope across a 19-country footprint, including PSTN connectivity and number portfolios.
• Design, configure, and maintain call queues and auto‑attendants for multiple sites.
• Lead new country telephony deployments, ensuring compliance and operational readiness.
• Operate as a full M365 engineer on collaboration incidents during standard shifts.
• Act as the telephony authority for all PSTN‑specific P1/P2 incidents and new site deployments.
• Oversee PSTN number assignment, porting, and lifecycle management across all regions.
• Analyze and resolve call quality issues using Call Quality Dashboard (CQD) and other diagnostics tools.
• Coordinate with SBC vendors, carriers, and Microsoft support for incident escalation and resolution.

Qualifications

• Experience with Microsoft Teams Phone System, including Direct Routing, Operator Connect, and Microsoft Calling Plans.
• Experience with SBC configuration (AudioCodes, Ribbon, Oracle) and SIP signalling awareness for Direct Routing troubleshooting.
• Experience with voice routing policies, dial plans, PSTN usage records, and emergency calling (E911, location-based routing).
• Experience with Teams admin centre, Teams PowerShell module, and meeting configuration.
• Experience with call queues and auto‑attendants design, configuration, and lifecycle management.
• Experience with PSTN number assignment, porting, and lifecycle management across multiple countries.
• Experience with Call Quality Dashboard (CQD) for call analysis and diagnostics.
• Academic background: IT, telecommunications, or related field is a plus.
• Fluent English.
• Methodical precision under pressure and clear escalation judgment between SBC vendor, carrier, and Microsoft support.
• Strong documentation discipline for telephony topology and number inventory, and reliable availability for P1 on‑call and urgent number porting operations.

Benefits

• An international community, bringing together 110+ different nationalities.
• An environment where trust has a central place: 70% of our key leaders started their careers at the first level of responsibilities.
• A robust training system with our internal Academy and 250+ available modules.
• A vibrant workplace that frequently gathers for internal events (afterworks, team buildings, etc.).
• At Mantu, sustainability is part of everything we do. You’ll have the opportunity to turn your ideas into action and make a tangible impact. Every day, our teams bring our ESG commitments to life, from reducing our footprint to driving positive change within our communities. Through our WeCare Together program, you’ll be empowered to design and lead projects that create real social or environmental impact, with the company’s full support.

Amaris Consulting is proud to be an equal‑opportunity workplace. We are committed to promoting diversity within the workforce and creating an inclusive working environment. For this purpose, we welcome applications from all qualified candidates regardless of gender, sexual orientation, race, ethnicity, beliefs, age, marital status, disability, or other characteristics.