Principal Process Engineer – Semiconductor Wafer Fab

Microchip Technology Inc.; Lowell (MA); On-site; USD 75,000 - 232,000; Full time

Job summary

Microchip Technology Inc. is seeking a Principal Process Engineer to support wafer fab tools and processes across Photo, Etch, Deposition, or Diffusion in diodes on silicon and GaAs wafers.

The role focuses on commercial and military communication/RADAR instrumentation markets. The candidate will act as a subject matter expert, optimize equipment and process performance, and lead teams to improve yields, cycle time, and cost.

Qualifications

• Bachelor’s degree in Chemical Engineering, Electrical Engineering, or a related discipline.
• 10+ years of experience in semiconductor manufacturing.
• Knowledge of SPC and DoE.
• Familiarity with Six Sigma principles and methods.
• Proficiency in problem‑solving using 8D reports or similar methodologies.
• Advanced Excel skills for data analysis.
• Strong analytical skills with Excel, JMP, and related tools.
• Effective verbal and written communication skills in English.

Responsibilities

• Act as a subject matter expert in semiconductor wafer processing, providing cross‑functional support.
• Maintain detailed knowledge of the assigned process module.
• Create and update process specifications.
• Study and improve equipment performance for reliability and repeatability.
• Study and improve process performance for control and repeatability.
• Lead teams to improve yields, reduce cycle time or reduce cost.
• Use Statistical Process Control for monitoring critical parameters.
• Qualify new equipment.
• Analyze and present data to technical audiences.
• Perform other design, development, and support tasks as assigned.

Skills

SPC

DoE

Six Sigma

Data analysis

Excel

JMP

Problem solving

Communication (English)

Education

Bachelor’s degree in Chemical Engineering or Electrical Engineering

Tools

JMP

Excel

Job description

Microchip Technology Inc. is seeking a Principal Process Engineer to support wafer fab tools and processes across Photo, Etch, Deposition, or Diffusion in diodes on silicon and GaAs wafers.

The role focuses on commercial and military communication/RADAR instrumentation markets. The candidate will act as a subject matter expert, optimize equipment and process performance, and lead teams to improve yields, cycle time, and cost.