Senior Wafer Fab Planner (InP)

Location: Alhambra, California, USA — onsite

Salary: $82,000–$117,000 per year

Company

hirify.global is a vertically integrated photonics company designing and manufacturing Indium Phosphide semiconductor laser and gain chips, with epitaxial growth and wafer fabrication operations across two Southern California sites.

What you will do

• Develop and maintain master production plans for InP wafer fabrication across two manufacturing sites.
• Translate customer and business demand into wafer start requirements and generate weekly, monthly, and quarterly production schedules.
• Plan production loading across approximately five epitaxial growth tools and downstream wafer fabrication operations.
• Analyze capacity, identify bottlenecks, and monitor wafer movement, WIP health, aging lots, and cycle time.
• Maintain die supply plans using forecasts, inventory, yield assumptions, and manufacturing cycle times.
• Partner with Operations, Engineering, Yield Engineering, and Supply Chain to resolve risks and develop operational dashboards and reports.

Requirements

• Bachelor’s degree in Engineering, Supply Chain, Operations Management, Industrial Engineering, Business, or a 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.
• Excellent analytical, communication, and organizational skills.

Nice to have

• 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.
• Understanding of wafer yield, die inventory management, and cycle time optimization.
• Experience in a high-mix manufacturing environment.

Culture & Benefits

• Work onsite in Alhambra, California.
• Collaborate across Operations, Engineering, Yield Engineering, and Supply Chain functions.
• Work in a vertically integrated photonics manufacturing environment.
• Employment is subject to applicable workplace requirements, including a drug-free workplace policy.