Internship in Charging Solutions Verification (m/f/d)

Sonova seeks an intern in Stäfa to verify charging solutions for hearing devices through hardware and software testing, system-level validation, and data analysis within a hybrid work model.

This internship places the candidate within a cross-functional engineering team focused on innovative hearing device technology. The primary purpose is to gain hands-on experience in real-world verification challenges by co-developing a testing platform. This platform will validate software and hardware specifications at the system level, covering functional behavior, power management, and electro-mechanical aspects.

Responsibilities

• Set up, calibrate, and upkeep the test infrastructure required for verifying charging solutions.
• Create, maintain, and run automated test scripts and frameworks to carry out verification plans.
• Design test cases for new features and modify existing ones to accommodate new product variations.
• Conduct experiments to evaluate charging behavior and safety mechanisms under realistic usage scenarios for hearing instruments.
• Work with engineering teams to define requirements and test strategies.
• Gather, analyze, and visualize measurement data, then prepare clear reports and documentation of test procedures and results.
• Troubleshoot measurement setups and support continuous improvement of test workflows.
• Collaborate with engineers on electronics, firmware, integration with hearing devices, and system-level performance investigations.

Requirements

• A BSc or MSc degree in Electrical Engineering or a related discipline.
• Basic programming proficiency in Python, MATLAB, or C.
• A hands-on mindset with strong analytical skills, attention to detail, and curiosity.
• Comfort with data logging and analysis, willing to contribute to test setup, execution, and reporting.
• Strong logical thinking and problem-solving abilities.
• Good communication and teamwork skills.

Nice to have

• Knowledge of manual and automated hardware testing and troubleshooting of electronic devices.

What the company offers

• A flexible hybrid working model to balance career with commitments and interests outside of work.
• A wide range of training opportunities for professional and personal development.
• Exceptional growth opportunities with individual development plans.

About the company

Sonova is one of the world’s leading hearing care providers, headquartered in Switzerland. The company is committed to building an inclusive culture.

• Sonova is one of the world’s leading hearing care providers, headquartered in Switzerland.
• The company is committed to building an inclusive culture.