Optoelectronics Development Engineer (m/f/d)
Posted on June 5, 2026
Dusseldorf
Posted on June 5, 2026
About this role
Key Responsibilities
Core Responsibilities
- Conduct research and development on the design, prototyping, evaluation, and performance improvement of ceramic-based light-emitting devices
Detailed Responsibilities
- Develop ceramic light-source structures, including material selection, structural design, and thermal design
- Perform optical, electrical, and thermal measurements and evaluate device performance
- Integrate emitter chips with ceramic substrates through bonding and packaging processes
- Examples: AuSn eutectic bonding, Ag sintering, wire bonding, etc.
- Analyze experimental data, prepare reports, and present results
- Collaborate with manufacturing, process, and packaging engineers
- Conduct reliability testing, failure analysis, and long-term performance evaluation
- Participate in technical discussions and design reviews
- Manage laboratory equipment, ensure safety compliance, and contribute to continuous process improvement
Qualifications
Requirements
- Bachelor’s or Master’s degree in Electrical Engineering, Electronic Engineering, Optoelectronics, Materials Science, Physics, or a related field
- Experience in the development of light-emitting devices such as LEDs or laser diodes
- Understanding of semiconductor fundamentals
- Knowledge of thermal design and high-power device design
- Experience in optoelectronics packaging
- Skills in optical, electrical, and thermal evaluation
Language Skills
- Japanese: JLPT N2 level or higher
- English or Chinese (for technical communication)
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