Sound quality engineer (m/f/d)

As a Sound Quality Engineer, you will be developing audiological features, evaluating, optimizing, and verifying the sound quality and performance of Sonova's hearing solutions.

Working closely with experts across R&D teams and the marketing department, you will translate innovative technologies into measurable end-user benefits and excellent hearing experiences that improve the lives of millions.

More about the role:

• Develop and maintain hearing device features to deliver exceptional user benefits and outstanding listening experiences.
• Parameterize hearing device functions using MATLAB, Simulink or Python and optimize performance to meet speech intelligibility and sound quality requirements.
• Use AI methods and tools to develop and optimize audiological features and evaluate sound performance of DNN-based solutions.
• Build firmware images and measure performance of hearing devices in an acoustic test box, a fully equipped acoustic lab (with KEMAR), or a dedicated electrical audio setup and provide evidence-backed performance metrics.
• Define the metrics and evaluation methods and develop tests for sound quality and feature performance evaluation.
• Create audio recordings with hearing devices and dedicated equipment to prepare stimuli for device testing.
• Conduct experiments with subjects to understand subjective performance in real-world scenarios.
• Contribute to feature integration and system verification activities, conduct tests and provide expert feedback on device sound performance.
• Closely collaborate with audiological research, signal processing, AI, data insights, software engineering, and other R&D teams.
• Support the marketing department by providing improvement ideas, claims metrics, conducting competitive intelligence studies and preparing technical setups for sound demos.

More about you:

Must-have:

• Higher-level degree in science or engineering (Electrical Engineering, Physics, Acoustics, Biomedical Engineering, or a comparable technical or scientific discipline).
• Strong knowledge in one or more of the following areas: sound engineering, signal processing, acoustics, audiology, or electro-acoustic.
• At least 3 years of professional experience in engineering, acoustics, signal processing, or a comparable R&D environment.
• Skilled in one or more of the following tools: MATLAB, Python, XML, Audio editing tools (e.g. Adobe Audition, ProTools, Reaper or similar).
• Intellectually curious, proactive, and solution-oriented, with strong analytical thinking and sound judgment.
• Collaborative, reliable, and fun to work with, building trust and strong relationships across teams.
• Professional working proficiency in English.

Nice to have:

• Experience within the medical device industry or other regulated development environments.
• Experience in hearing technology or audiology-related products.
• Skilled in AI tool for sound engineering or signal processing.

More about 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 offer a wide range of training opportunities for both your professional and personal development, and there are exceptional growth opportunities with individual development plans.