Device Engineer for Bucheon Site
Bucheon-si, Gyeonggi-do, South Korea
Posted on Jul 25, 2026
The Entry-Level Device Engineer will support the development and improvement of semiconductor devices (Si/SiC MOSFET, IGBT). This role involves device analysis, simulation, and collaboration with cross-functional teams to enhance device performance, yield, and reliability in a fast-paced environment.
onsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world.
More details about our company benefits can be found here:
| We are committed to sourcing, attracting, and hiring high-performance innovators, while providing all candidates a positive recruitment experience that builds our brand as a great place to work. |
Qualifications
- Bachelor’s or Master’s degree in Electrical Engineering, Materials Science, Physics, or related field
- Basic knowledge of semiconductor device physics and fabrication
- Understanding of MOSFET, IGBT, or power semiconductor devices is a plus
- Strong analytical and problem-solving skills
- Good communication and teamwork skills
- Passion for semiconductor industry and willingness to learn
Key Responsibilities
- Assist in device design, simulation, and characterization activities
- Support analysis of device performance, yield, and reliability issues
- Conduct experiments (DOE) and analyze data to improve device performance
- Collaborate with process, product, and reliability engineering teams
- Participate in troubleshooting and root cause analysis of technical issues
- Support continuous improvement and new technology development projects