SiC Yield Enhancement Director
SWIR Vision Systems
Bucheon-si, Gyeonggi-do, South Korea
Posted on Mar 10, 2026
The SiC Yield Enhancement Director is responsible for leading the overall strategy and execution of yield improvement, process optimization, and production readiness for SiC technologies. This role ensures a smooth and high‑quality production ramp without yield or reliability risks, while driving cross‑functional alignment across Device, UPD, Equipment, QA, and Manufacturing teams. The Director will lead efforts to eliminate process‑related risks, support customer quality compliance, resolve critical defect mechanisms, and accelerate time‑to‑market for new SiC products.
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. |
Education & Experience
- Bachelor’s degree in Engineering (Materials, Chemical, Electrical, Mechanical, or related field required).
Master’s or Ph.D. preferred. - 15+ years of experience in semiconductor manufacturing, with at least 7+ years in Yield/PI/Process leadership roles.
- Deep technical understanding of SiC device processes, epitaxy, wafer fab operations, and reliability fundamentals.
Technical Skills
- Proven experience driving yield enhancement, SPC/DOE, root‑cause analysis, and defect engineering.
- Strong understanding of EOS, reliability mechanisms, and process–device interactions.
- Experience leading large-scale production ramps and solving complex yield excursions.
Leadership & Soft Skills
- Strong cross‑functional leadership and stakeholder management capabilities.
- Ability to lead high-performing technical teams and guide strategic decision-making.
- Excellent communication skills for executive reporting, customer interactions, and audit support.
- Fluent in structured problem-solving (8D, DMAIC, FMEA, etc.).
Key Responsibilities:
Production & Yield Excellence
- Ensure smooth, stable, and high-quality production ramp‑up for new SiC technologies with no yield or reliability issues.
- Lead full-chain yield improvement initiatives, including rapid root-cause analysis and systemic defect reduction.
- Oversee cost‑reduction activities by optimizing process flows, removing variation sources, and improving operational efficiency.
Cross-Functional Leadership
- Drive strong alignment and effective communication with Device Engineering, UPD, Equipment, QA, and Manufacturing teams.
- Lead cross-functional task forces to resolve major yield excursions, defect trends, and reliability concerns.
- Ensure transparent reporting of yield metrics, risk status, and improvement activities to executive leadership.
Quality & Customer Readiness
- Ensure compliance with customer quality requirements and audit readiness by eliminating process‑related risks.
- Lead mitigation plans for process reliability gaps to meet stringent automotive and industrial customer standards.
Technical Problem Solving
- Lead resolution of EOS (Electrical Overstress), defect mechanisms, and other critical process issues.
- Utilize data-driven approaches, advanced analytics, and structured problem‑solving methodologies to identify root causes.
Strategic Process Architecture Optimization
- Optimize overall SiC process architecture to shorten cycle time and reduce sources of variation.
- Provide strategic direction for process module innovation and next-generation manufacturing readiness.
- Support accelerated transition from development to mass production by enhancing process robustness.