Principal Metrology Engineer – PIC Wafer Fab

Nokia•San Jose, CA

2h•$130,000 - $240,000

About The Position

The Principal Metrology Engineer supports metrology and process control in a PIC wafer fab. The role develops and maintains measurement recipes, supports metrology equipment performance, analyzes process data, investigates excursions, and contributes to failure analysis and production ramp activities. The position works with Operations and Engineering teams and trains operators and technicians on metrology tools and procedures. The schedule is a compressed work week: Monday through Wednesday and every other Thursday, on 12-hour day or night shifts.

Requirements

MS in Electrical Engineering, Materials Science, Physics, or a related field.
10+ years of semiconductor wafer fabrication experience (7+ preferred).
Strong problem-solving, data analysis, and communication skills.
Experience with statistical process control (SPC), failure analysis, and process characterization.

Nice To Haves

Hands-on experience with CD-SEM, profilometers, ellipsometers, and defect inspection tools.
Experience with MES systems.
Experience in III-V semiconductor technologies (InP or GaAs).
Familiarity with photolithography, etch, deposition, and CVD processes.

Responsibilities

Develop, qualify, and maintain metrology recipes for CD-SEM, profilometry, overlay, ellipsometry, and defect inspection tools.
Own and support metrology equipment performance, qualification, and continuous improvement.
Develop metrology sampling plans and inline monitoring strategies.
Analyze process and metrology data to characterize processes and improve process control.
Monitor SPC charts and investigate process excursions using RCCA methodologies.
Support wafer-level failure analysis, including FIB, EDX, and coordination of external analyses.
Troubleshoot process and equipment issues in collaboration with Operations and Engineering teams.
Create equipment specifications, procedures, and OCAP documentation.
Train operators and technicians on metrology tools and procedures.
Support new technology development, process qualifications, technology transfers, and production ramp activities.