R&D Intern Battery Engineer
R&D Intern Battery Engineer
- Art der Beschäftigung: Vollzeit
- Vor Ort
- Zu den Ersten gehören
R&D Intern Battery Engineer
Über diesen Job
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
R&D Intern Battery Engineer
We are looking for a motivated Battery Engineering Intern to join our R&D Power Management team. In this role, you will support the development, system integration, and verification of Lithium-ion (Li-ion) batteries for hearing instruments. You will work hands-on in the battery laboratory, conduct experiments, analyze test data, and contribute to advanced battery modeling and charging strategy optimization.
This internship provides a unique opportunity to work at the intersection of electrochemistry, modeling, power management, and hardware testing.
More about the role
- Assess different charging strategies, including ageing effects of Li-ion batteries used in hearing instruments applications
- Analyze test data and contribute to the development and refinement of battery lifetime prediction models
- Perform electrochemical characterization, and (optional) post-mortem analysis
- Prepare, execute, and analyze cell performance and verification tests (e.g. verification and validation test)
- Maintain, calibrate, and ensure stable operation of battery test systems and lab equipment
- Support and expand laboratory tools (e.g. impedance analyzer)
- Develop, debug, and improve MATLAB/Python scripts for data processing, automation, and reporting
- Maintain and calibrate battery test systems and ensure stable operation of lab equipment
- Document results, prepare reports, and support R&D activities
More about you
- Bachelor’s or Master’s degree in Electrical Engineering, Mechanical Engineering, Materials Science, Physics, Chemistry, or a related field
- Strong interest in Li-ion batteries, electrochemistry, and power management
- Basic proficiency in MATLAB and Python programming
- Practical, hands-on attitude and ability to work on-site in a laboratory setting
- Independent, structured, and reliable work style
- Strong communication skills and team orientation
- Good spoken and written English
What We Offer
- Real-world experience in advanced battery R&D
- Exposure to industry-grade test systems and analytical tools
- Opportunity to contribute to meaningful products improving people’s lives
- A collaborative environment with mentoring from skilled engineers
Magdalena Suszek, Talent Acquisition Partner, is looking forward to receiving your complete application (cover letter, CV, references and certificates) via our online job application platform.
For this vacancy only direct applications will be considered.
Sonova is an equal opportunity employer.
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.
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