The English-language job board for Spain
90,000+ live jobsVoice/VoIP & MS Teams Voice Expert
Hybrid in Madrid·Full-time·Added 16 days ago (last checked 27 Oct)
Our summary
- Work mode
- Hybrid, Madrid
- Contract
- Full-time
- English
- Required
- Experience
- 2+ years
- Education
- University degree





Visa options
The ad doesn’t mention sponsorship
Not a refusal, but not a yes. Worth asking in your first message.
Skills
Nice to have
Requirements
What we're looking for
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
Nice to have
Preferred certifications: Microsoft Teams Voice Engineer (MS-720)
Fluency in English and occasional willingness to travel
Pay & benefits
What you'll get
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.
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.
What you'll do
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.
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
How you'll work
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.
About Sartorius
Sartorius is a global partner of the biopharmaceutical and life science research industries, offering a broad portfolio of laboratory equipment, bioreactors, filtration systems, and process analytics. With around 14,000 employees worldwide and sales revenue of approximately €3.5 billion in 2025, the company supports customers from early drug discovery through to commercial manufacturing. In Spain, Sartorius operates with a local presence, hiring for roles such as field service technicians, IT consultants, and SAP technology consultants, reflecting its commitment to serving the Spanish biotech and pharma sectors.
- Industry
- Medical Devices and Life Science Equipment
- Founded
- 1870
- Employees
- 10,000–20,000
- Headquarters
- Göttingen, Germany
- In Spain
- Madrid
Good to know if you are moving
- Sartorius is a global company with ~14,000 employees, offering international career opportunities and cross-border mobility.
- The company provides a structured onboarding and application process through its candidate portal, with HR support and application tips.
- Spanish roles include technical positions like field service and IT consulting, which may require local language skills and travel within Spain.
- Sartorius emphasizes diversity and inclusion, with a dedicated Diversity Fact Sheet available on its website.
- The company's work culture focuses on innovation and collaboration, with modern campus environments like the Sartorius Campus in Göttingen.
In their own words
About the company & team
Sartorius is part of the solution in the fight against cancer, dementia, and many other diseases. Our technologies help translate scientific discoveries into real-world medicine faster, so that new therapeutics can reach patients worldwide.
We look for ambitious team players and creative minds, who want to contribute to this goal and advance their careers in a dynamic global environment.
Join our global team and become part of the solution. We are looking forward to receiving your application.
www.sartorius.com/careers
Location
Sartorius · Madrid
Loads Google Maps, which may set its own cookies.
More jobs like this
or browse Madrid·Engineering·Mid-level·Hybrid·Medical Devices & Equipment·Community of Madrid·Medical Devices and Life Science Equipment

