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Probe Process Engineer

Western Digital · Fremont, CA · On-site

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About Western Digital

WD is building the infrastructure behind the AI-driven data economy. As AI scales, so does data. Every interaction, every model, every system generates data that must be stored, managed, and made accessible over time. That’s where we come in. Backed by Sequoia.

About the role

Develop, qualify, and sustain wafer probe processes for new and existing products, including probe recipes, operating specifications, setup requirements, and engineering controls across both product development and high-volume manufacturing environments. Define, validate, and maintain probe card configurations and wafer test setups, supporting qualifications, releases, maintenance strategies, and change management to ensure test readiness for engineering builds, qualifications, and production ramps.

What they're looking for

  • BS/MS in Electrical Engineering, Materials Science, Chemical Engineering, Physics, Mechanical Engineering, or related discipline
  • Experience in semiconductor manufacturing, wafer probe engineering, or test engineering
  • Demonstrated proficiency in electrical measurement techniques with hands-on experience in laboratory and cleanroom environments
  • Strong understanding of statistical process control (SPC), design of experiments (DOE), and semiconductor test methodologies
  • Proficiency with data analysis tools such as SQL, Python, JMP, Minitab, or equivalent platforms
  • Demonstrated knowledge of measurement system analysis (MSA), gauge R&R, and process capability studies
More about this role

The Process Engineer will support wafer probe operations for both product development and high-volume manufacturing environments. This role is responsible for developing, sustaining, and optimizing wafer probe processes, test methodologies, SPC systems, probe card configurations, and test setup infrastructure. The engineer will work closely with Test Engineering, Product Development, Yield Engineering, Manufacturing, and Operations teams to ensure robust process control, measurement integrity, and successful new product introductions.

Develop, qualify, and sustain wafer probe processes for new and existing products, including probe recipes, operating specifications, setup requirements, and engineering controls across both product development and high-volume manufacturing environments.

Define, validate, and maintain probe card configurations and wafer test setups, supporting qualifications, releases, maintenance strategies, and change management to ensure test readiness for engineering builds, qualifications, and production ramps.

Monitor and optimize process performance using SPC, EDC, and statistical analysis; develop and maintain control limits, OCAPs, screening methodologies,...

Read the full posting on Western Digital's site ↗

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