Internship in Electroacoustics

Who we are

At Sonova, we envision a world where everyone can enjoy the delight of hearing. This vision inspires us and fuels our commitment to developing innovative solutions that improve hearing health and human connection - from personal audio devices and wireless communication systems to hearing aids and cochlear implants. We're dedicated to providing outstanding customer experiences through our global audiological care services, ensuring that everyone has the opportunity to engage fully with the world around them.

Guided by a culture of continuous improvement that fosters resilience and self-motivation, our team is united by a shared commitment to excellence and a deep sense of pride in our work, each of us playing a vital role in creating meaningful change,

Here you'll find a diverse range of opportunities that span both consumer and medical solutions and the freedom to shape your career while making an impact on the lives of others. Join us in our mission to create a more connected world, where every voice is heard and every story matters.

Hannover, Germany

Internship in Electroacoustics (m/f/d)- Join Sennheiser (CHB)

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Within the Sonova Group, the Sennheiser Consumer Hearing Business (CHB) stands for world-leading audio innovation, premium transducer technology and products that shape how millions of people experience sound. The Wedemark site is the home of Sennheiser's electroacoustic development, where more than 90 engineers and specialists work on next-generation headphones, loudspeakers and transducer systems.

This internship offers a unique opportunity to contribute directly to Sennheiser product development while gaining hands-on experience in acoustic measurement, simulation and system analysis. Working in close collaboration with experienced Sennheiser engineers, the role provides deep insights into electroacoustic design, advanced R&D processes and the creation of audio technologies that set industry standards.

More about the role:

• Development and refinement of software for automated loudspeaker parameter measurements
• Execution of acoustic measurement series using transmission tubes and specialized equipment
• Integration and improvement of measurement functionalities within Sennheiser's loudspeaker test setups
• Support in magnetic stray-field analyses and comparison with FEM-based simulations
• Measurement of viscoelastic material properties using laser vibrometry

More about you:

• Studies in Electrical Engineering, Mechanical Engineering, Physics, Mechatronics or Materials Science (ideally from semester 4 onwards)
• Availability of at least 20 weeks
• Foundational knowledge in acoustics, measurement systems, numerical simulation or signal processing
• Basic programming experience (MATLAB preferred); experience with COMSOL or other FEM tools is an advantage
• Structured, analytical and solution-oriented working style
• Strong team orientation within interdisciplinary R&D environments
• Confident English skills for collaboration in an international setting

More about what we offer:

As part of the Sonova Group, Sennheiser CHB provides an environment where innovation, technical excellence and collaboration go hand in hand. Interns gain access to advanced laboratories, modern equipment and experienced mentors within one of the most respected audio brands in the world. The role offers valuable industry experience and the potential for a follow-up thesis project.

The Sennheiser brand

The Sennheiser brand stands for premium quality in the field of audio products.

At Sonova Consumer Hearing, we develop and offer consumer devices such as headphones, soundbars and speech-enhanced hearables under the brand license of Sennheiser.

The business is headquartered in Wedemark, Germany, and has approximately 650 employees worldwide. To continue to be among the best in the industry, we are always on the lookout for outstanding talent.