SA

Voice/VoIP & MS Teams Voice Expert (x|f|m)

Sartorius

Madrid, ESonsitePosted Aug 6, 2026
Posting intelligenceActively listed

Skills

azure

About the role

We are looking for a Voice/VoIP & MS Teams Voice Expert (x|f|m) for the IT Foundation Services department. In this role, you will contribute to the operation, stability and continuous evolution of our global communication infrastructure while working with modern cloud-based telephony technologies. In this role, responsibility includes our global voice infrastructure leveraging Operator Connect, Direct Routing and Cloud PBX capabilities within Microsoft Teams Voice. The focus is on ensuring high availability, security and exceptional call quality while addressing complex telephony challenges in close collaboration with security and infrastructure teams. This position is available for full-time. It is a hybrid role requiring some days on site at our site in Madrid (Spain) or M’hamedia (Tunisia) with the opportunity to work some days remotely.

Grow With Us – Your Responsibilities

Operate, maintain and continuously enhance the global Microsoft Teams Voice infrastructure, including Call Queues, Auto Attendants, Direct Routing and Operator Connect

Ensure a high-quality end user experience with a focus on usability, performance and stability of voice solutions

Manage SIP trunking and coordinate with telecom carriers across the EMEA, AMER and APAC regions

Support the implementation and operation of voice security controls, QoS measures and compliance requirements

Automate administrative tasks through PowerShell scripting

Troubleshoot and resolve complex telephony-related issues on Apple endpoints and mobile devices as 3rd level support

Coordinate closely with workplace services, security teams and end users to align voice solutions and operational requirements

Evaluate and implement new technologies, features and best practices within the Microsoft Teams Voice ecosystem

Document configurations, processes and platform standards to ensure transparency and scalability

What Will Convince Us

Academic degree with a focus on Information Technology or a comparable qualification

Several years of professional experience with Microsoft Teams Voice architecture and telephony systems

Comprehensive knowledge of SIP, VoIP protocols and SBC configurations

Proficiency in voice networking troubleshooting and monitoring tools

Familiarity with Microsoft 365, Azure ID and Active Directory

Experience with PowerShell scripting

Strong communication and collaboration skills

Preferred certifications: Microsoft Teams Voice Engineer (MS-720), CISSP, CISM

Fluency in English and occasional willingness to travel

What We Offer

As a growing global life science company, stock listed on the MDAX and TecDAX, Sartorius offers a wide range of Benefits:

Personal and Professional Development: Mentoring, leadership programs, Talent Talks, internal seminar offerings , coaching for managers

Attractive Compensation: Vacation and holiday bonuses including pension benefits with a 40 hr. week and 25 vacation days

Making An Impact Right From The Start: Comprehensive onboarding, including a virtual online platform even before joining, Welcome Workshops, "buddy" as point of contact

Welcoming Culture: Mutual support, teamspirit and international collaboration; communities on numerous topics, such as coaching, agile working and business women network

This position is filled within the Sartorius Spain S.A.

We promote diversity and inclusion and welcome applications from people of all nationalities, genders, sexual orientations, religions, age groups, disabilities, and cultural backgrounds.

Questions about this role

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Compensation for Other roles in Spain varies widely by seniority, employer size, and remote vs onsite arrangement. Check the salary range on this listing when published, or browse our Other hub for Spain medians across recent openings.

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