Power Management Engineer (80%-100%) (m/f/d)

Sonova Group; Stäfa; Hybrid; CHF 110,000 - 180,000; Full time

Benefits offered by this job

Hybrid working model

Training opportunities

Career development plans

Job summary

Sonova Group in Switzerland is seeking a Power Management Engineer to advance battery and power systems for hearing instruments and charging solutions. You will work across hardware, firmware, and software to optimize energy efficiency and extend device lifetime.

The role combines electronic design, battery innovation, and embedded software in a dynamic environment, with a strong focus on PMIC integration, state-of-charge estimation, and robust system-level power models.

Qualifications

• Master’s or PhD in Electrical/Electronic Engineering or related field.
• Experience designing power management for low-power embedded devices.
• Strong knowledge of battery technologies, aging effects, and energy optimization.
• Hands-on electrical characterization and data-driven validation.
• Proficient Python for data analysis; MATLAB a plus.
• Fluent in English (spoken and written).

Responsibilities

• Design, develop, and optimize battery and power management systems for hearing devices and charging solutions.
• Specify, integrate, and validate PMICs and related power conversion architectures.
• Define battery management algorithms including SOC and SOH estimation and charging behavior.
• Collaborate with hardware and firmware teams for robust integration.
• Develop models for power consumption and battery behavior under different conditions.
• Diagnose complex power-related issues and drive root-cause resolution.
• Stay informed about emerging power technologies and drive process improvements.
• Evaluate new energy management concepts for future product generations.

Skills

Power management

Battery technology

DC/DC conversion

Python

MATLAB

Embedded systems

Electrical characterization

Data analysis

Education

Master’s or PhD in Electrical/Electronic Engineering

Tools

PMICs

Power measurement tools

Lab equipment

Job description

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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.

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.

Research & Development delivers hearing solutions and services for people with hearing loss, hearing care professionals, and further related people, in the form of hearing instruments, accessories, web services, mobile applications, and PC software.

As a Power Management Engineer, you will hold a pivotal role in enabling the industry‑leading AI hearing functions that define our next‑generation products. You are the one who ensures that cutting‑edge intelligence is not onlypossible, butreliably powered every moment. This position sits at the crossroads of multiple technicaldomains: electronic design, battery innovation, and embedded software, offering a uniquely dynamic environment where your decisions directly shape performance, efficiency, and user experience. It is a role for someone who wants to be at the technological core, driving the energy systems that make advanced hearing AI truly come alive.

More about the role

• Design, develop, and optimize battery and power management systems for hearing instruments and charging solutions
• Specify, integrate, and validate power management circuits for rechargeable and non-rechargeable battery systems
• Evaluate, specify, integrate, and optimize Power Management ICs (PMICs) and related power conversion architectures for future hearing instruments and charging systems
• Define and implement battery management algorithms and power strategies, including State of Charge and State of Health estimation, charging behavior, protection mechanisms, and energy optimization
• Collaborate closely with hardware and firmware teams to ensure robust integration of battery and power management functions into the overall hearing instrument and charger architecture
• Develop and validate electrical and system-level models for power consumption, load profiles, and battery behavior under different operating conditions
• Analyze and debug complex power-related system issues, driving root‑cause identification and resolution
• Contribute to the continuous improvement of power management platforms, methods, and development processes, and stay informed about emerging technologies and trends
• Evaluate emerging power management technologies and energy management concepts to support future product generations

More about you

• Master’s degree or PhD in Electrical/Electronic Engineering, Microelectronics, or a related field
• Proven experience in the design of power management systems for low‑power embedded devices, including DC/DC conversion, load switches, charging circuits, and energy‑efficient architectures
• Experience with rechargeable and non‑rechargeable battery technologies, as well as a strong understanding of system‑level behavior, load profiling, power consumption analysis, and battery aging effects
• Hands‑on experience with electrical characterization, laboratory measurements, and data‑driven validation of power systems
• Strong programming skills in Python for data analysis, automation, and model development; MATLAB is a plus
• Experience in optimizing ultra‑low‑power systems under strict energy and size constraints is an asset
• Experience in debugging complex power‑related issues in low‑power applications and charging systems is an asset
• Structured, proactive, and quality‑conscious working style, with the ability to bring forward innovative ideas and collaborate effectively in a distributed, diverse environment
• Fluent in English (spoken and written)

More about what we offer

As one of the world’s leading hearing care providers headquartered inSwitzerland,we’recommitted 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.

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.