Semtech
Senior Wafer Fab Planner
USA - Alhambra, CA · Senior
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About the role
- We are seeking an experienced Senior Wafer Fab Planner to manage production planning and scheduling for epitaxy and wafer fabrication operations.
- This individual will translate die demand into wafer starts, balance fab capacity, manage WIP, and ensure timely availability of tested die to support downstream product delivery requirements.
Responsibilities
- Develop and maintain master production plans for InP wafer fabrication operations across two manufacturing sites
- Perform capacity analysis and identify bottlenecks impacting delivery performance
- Maintain die supply plans based on forecast, inventory, yield assumptions, and manufacturing cycle times
- Partner with Operations, Engineering, Yield Engineering, and Supply Chain teams to resolve risks and drive execution, and develop dashboards and reports for wafer starts, WIP, cycle time, capacity utilization, die inventory, and forecast accuracy
Requirements
- Bachelor's degree in Engineering, Supply Chain, Operations Management, Industrial Engineering, Business, or related discipline.
- 5+ years of production planning experience in semiconductor manufacturing.
- Strong understanding of capacity planning, production scheduling, inventory management, and demand planning.
- Experience with ERP/MRP systems and advanced Microsoft Excel skills.
- Experience in photonics, optoelectronics, compound semiconductors, InP, GaAs, or silicon photonics.
- Familiarity with epitaxial growth operations such as MOCVD, MOVPE, or MBE.
- Experience with semiconductor MES systems.
- Experience in a high-mix manufacturing environment.
- Incumbents may be required to perform job-related tasks other than those specifically included in this description.
Compensation
- A reasonable estimate of the pay range for this position is 82,000-117,000.
Benefits
- Monitor wafer movement, WIP health, aging lots, and cycle time
Company info
- We are a vertically integrated photonics company specializing in the design and manufacture of Indium Phosphide (InP) semiconductor laser and gain chips.
- Our operations include epitaxial growth and wafer fabrication across two Southern California sites supporting customer demand for advanced photonic devices.
This listing is sourced directly from Semtech's careers page and normalized into a canonical job model.