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Hardware Engineer / Electronics Engineer (System Integration / Mixed Signal Design for Wearables)

Quantune - Berlin, Berlin, Germany - In-office - posted 2026-10-09

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Quantune is seeking a Hardware Engineer to take ownership of system integration and optimization of battery-driven laser electronics. You will design and miniaturize mixed-signal circuitry in close collaboration with the R&D team, working alongside a Senior Electronics Engineer and Electronics Lead. Your responsibilities include: - System integration and improvement of heat and power management for battery-driven laser electronics - Design and miniaturization of mixed-signal circuitry, with expansion into integrating analog signal blocks into ASIC designs - Design of helper PCB boards and execution of electrical characterization and soldering work - Collaboration with technicians, engineers, scientists, and software developers across the organization This is a hands-on role in a startup environment focused on cutting-edge technology development. You will work on-site in Adlershof with an experienced, international team and have opportunities to learn from senior engineers and scientists. REQUIREMENTS: - Master's degree in Electrical Engineering with minimum 3 years of professional experience in a similar role, OR Bachelor's degree in Electrical Engineering with minimum 5 years of professional experience in a similar role - Area of specialization: Electronics, Mixed Signal Design, or Signal Processing - Expert knowledge in PCB design and electronics characterization - Expert knowledge in power, heat, and battery management - Experience designing analog electronics and laser drivers - Experience with analog or mixed-signal integrated circuit design - Familiarity with embedded systems, IoT, and EMV - Knowledge of COTS components and obsolescence management - Hands-on, pragmatic, solution-oriented mindset with intrinsic motivation - Strong ownership, clear communication, and willingness to go the extra mile - Thorough, independent work ethic with reliability and team spirit - Must be able to work on-site in Adlershof (no remote work) with valid work permit for Germany - Proficiency in German and English

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