Practical Trainee

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.

Staefa, Switzerland

Practical Trainee - Power Management (m/f/d)

Location: Stäfa, Switzerland

Fulltime, 6 Months

At Sonova, we create sense by bringing sound to life. Our innovative hearing care solutions help millions of people reconnect with the sounds that matter most. As a Power Management Trainee, you will support the development and verification of the technologies that power our hearing instruments and chargers, helping us deliver reliable, high-quality solutions that make a real difference in people's everyday lives.

What you'll do

Perform experiments to evaluate battery runtime, power consumption, and charging performance in real-world usage scenarios

Build, calibrate, maintain, and improve test setups and measurement systems for battery and power-management verification

Develop and execute automated test scripts and verification frameworks

Verify the performance of battery and power management systems in hearing devices and chargers

Analyze measurement data, create visualizations, and prepare technical reports

Troubleshoot test equipment and continuously improve testing processes

Collaborate with multidisciplinary engineering teams on power electronics, charger integration, and system-level investigations

What you bring

Currently enrolled in or graduated with a Master's degree in Electrical Engineering, Electronics, Mechatronics, or a related field.

Basic programming skills in Python. MATLAB or C are a plus

Interest in automation, testing, verification, and engineering problem-solving.

Analytical mindset with strong attention to detail

Ability to work with technical data and measurements

Experience with battery management systems, power electronics, embedded systems, laboratory equipment, or Li-ion batteries is a plus

Fluency in English

What we offer

As one of the world’s leading hearing care providers headquartered in Switzerland, we’re committed to building an inclusive culture. We want to create an environment where you can balance a successful career with your commitments and interests outside of work, through our flexible hybrid working model.

We can offer you a new challenge, with interesting tasks and much more – including an open corporate culture, flat hierarchies, support for further training and development, opportunities to take on responsibility, and an excellent range of foods, sports and cultural facilities.

Insights into how hearing instruments and chargers manage power and energy efficiency

Practical data analysis skills and the opportunity to contribute to engineering decisions through testing results #LI-NB1

We team up. We grow talent. We collaborate with people of diverse backgrounds to win with the best team in the market place. We guarantee every person equal treatment in regard to employment and opportunity for employment, regardless of a candidate’s ethnic or national origin, religion, sexual orientation or marital status, gender, genetic identity, age, disability or any other legally protected status.

164691