Job Description
Onsemi is seeking a CMP Engineer with 5+ years of semiconductor experience to support and optimize CMP processes in a 300mm high-volume manufacturing environment. This role focuses on process sustainment, yield improvement, and defect reduction, with increasing ownership of continuous improvement projects.
Responsibilities
Process Sustainment & Control
- Support the daily operation of CMP processes
- Monitor key parameters: Removal rate (RR), WIWNU (within-wafer non-uniformity) , Defectivity (scratches, particles)
- Maintain process stability within defined control limits, respond to process excursions, and out-of-control conditions
Yield & Defect Improvement
- Analyze yield loss and defect trends using SPC and fab systems. Identify top contributors: Slurry variation, Pad wear/conditioning, Cleaning effectiveness, Develop and implement corrective actions
Equipment & Process Support
- Support tool matching, execute recipe changes, assist in troubleshooting tool-related issues, and Tool qualifications, Tool installations, Process characterization
Continuous Improvement (CIP Execution)
- Execute assigned CIPs tied to KPIs: Yield improvement, Defect reduction, Cost optimization, Equipment Performance Improvement
- Productivity improvement, Support team skill development, and support larger cross-functional projects
Documentation & Process Control
- Maintain: Process specs, Control plans (OCAPs), SOPs, and ensure proper documentation of changes and results
Cross-Functional Collaboration
- Interface with: Manufacturing/operations Integration teams, Support NPI, and process transfers under guidance
Required Qualifications
- Bachelor’s degree in: Chemical Engineering, Materials Science, Electrical Engineering, or related field
- 5+ years semiconductor experience, with exposure to CMP processes
- Working knowledge of: CMP fundamentals (slurry, pad, conditioning), Defect mechanisms
- Experience with: SPC tools and data analysis.
- Exposure CMP tools (Applied Materials Reflexion LK CMP and Ebara F-REX-300 preferred)
Salary: onsemi is excited to share the base salary range for this position is $101,700 to $172,700 exclusive of fringe benefits or potential bonuses. The final pay rate for the successful candidate will depend on geographic location, skills, education, experience, and/or consideration of the internal equity of our current team members. We also offer a competitive benefits package. https://www.onsemi.com/site/pdf/Benefits-Summary-USA.pdf
More details about our company benefits can be found here: