Conversion Intern for Korea MFG
Full-time
Bucheon-si, Gyeonggi-do, South Korea
Posted on Oct 12, 2026
The Manufacturing Engineer is responsible for supporting and improving semiconductor manufacturing processes to achieve high levels of quality, productivity, yield, and cost efficiency. This role works closely with Production, Process Engineering, Quality, and Equipment teams to ensure stable operations and continuous improvement.
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. |
- Bachelor's degree in Engineering, Semiconductor Engineering, Materials Science, Chemical Engineering, or a related field.
- Strong analytical and problem-solving skills.
- Experience with data analysis and statistical tools (e.g., Excel, JMP, Minitab) is preferred.
- Ability to work effectively in a cross-functional team environment.
- Good communication skills in Korean and English are preferred.
- Experience in wafer fabrication, assembly, or semiconductor manufacturing operations.
- Knowledge of SPC, DOE, Six Sigma, or Lean Manufacturing methodologies.
- Experience supporting high-volume manufacturing environments.
- Monitor and optimize manufacturing processes to improve yield, productivity, and cycle time.
- Investigate manufacturing issues, perform root cause analysis, and implement corrective actions.
- Analyze process and production data to identify improvement opportunities.
- Support new product introduction (NPI) and production ramp activities.
- Collaborate with cross-functional teams including Process, Quality, Equipment, and Operations.
- Develop and maintain manufacturing procedures, work instructions, and process documentation.
- Drive continuous improvement projects focused on quality, efficiency, and cost reduction.
- Ensure compliance with safety, quality, and environmental standards.