Junior Probe Engineer
Bucheon-si, Gyeonggi-do, South Korea
Posted on Aug 4, 2026
We are seeking an entry-level Probe Engineer to support wafer-level electrical testing and data analysis for semiconductor devices. The candidate will work closely with product, process, and test engineering teams to improve probe yield, ensure data accuracy, and support new product introduction (NPI).
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 degree in Electrical/Electronic Engineering, Physics, or related field
- Basic understanding of semiconductor devices and wafer fabrication processes
- Strong analytical and problem-solving skills
- Good communication skills and ability to work in a team environment
- Proficiency in MS Office (Excel, PowerPoint); data analysis skills are a plus
Preferred Qualifications
- Internship or academic experience in semiconductor testing or lab environment
- Basic knowledge of ATE systems or wafer-level test
Key Responsibilities
- Perform wafer probing and electrical testing using automatic test equipment (ATE)
- Monitor probe yield and analyze test data to identify trends and issues
- Support failure analysis and root cause investigation for probe-related defects
- Collaborate with cross-functional teams (process, device, product engineering) to improve yield and quality
- Assist in probe card setup, maintenance, and optimization
- Document test results and prepare technical reports