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CMP Engineering Technician (Thurs-Sat & alternating Wed 11am-11pm)

Western Digital
United Statesfull_timeVerifiedPosted 16 Sept 2025

About the role

Company Description

At Western Digital, our vision is to power global innovation and push the boundaries of technology to make what you thought was once impossible, possible.

At our core, Western Digital is a company of problem solvers. People achieve extraordinary things given the right technology. For decades, we’ve been doing just that—our technology helped people put a man on the moon and capture the first-ever picture of a black hole.

We offer an expansive portfolio of technologies, HDDs, and platforms for business, creative professionals, and consumers alike under our Western Digital®, WD®, WD_BLACK™, and SanDisk® Professional brands.

We are a key partner to some of the largest and highest-growth organizations in the world. From enabling systems to make cities safer and more connected, to powering the data centers behind many of the world’s biggest companies and hyperscale cloud providers, to meeting the massive and ever-growing data storage needs of the AI era, Western Digital is fueling a brighter, smarter future.

Today’s exceptional challenges require your unique skills. Together, we can build the future of data storage.

Job Description

ESSENTIAL DUTIES AND RESPONSIBILITIES:

Schedule:  11AM to 11PM Thursday to Saturday and every other Wednesday

  • Perform daily job duties to help in processing wafers in CMP area.
  • In-depth knowledge of slurry types, to help PE/EE/Chem identify if problem is slurry related and to make necessary changes if needed under given OCAPs
  • Perform basic operation of different CMP tools in both manual and automatic mode as well as basic troubleshooting to identify if failure is CMP tool/process/recipe related.
  • Perform basic operation of metrology tools (NANO, WYKO, ZYGO) as well as basic troubleshooting to identify if point of failure is metrology tool/recipe related.
  • Perform non-standard process and can create/edit process recipe as well as create/edit wafer level CRMS.
  • Good understanding of SPC chart and how to react to different warnings according to SPEC/OCAP as well as analyzing the CMP process/tool performance using basic knowledge in statistics/data analysis.
  • Disposition hold wafer according to SPEC or disposition criteria provided by PE.  Also capable of dispositioning hold wafer with own judgement based on risk assessment/process expertise / related previous experience.
  • In-depth knowledge of IT-related application/software such as CRMs, APC, CMP calculator, MITECS, GS3, TSD report, EDCSPC, SPC chart, Fabtime, etc.  Need to understand what data gets/goes from/to where.
  • Notify PE/MFG if there's any suspected excursion.  Do preliminary investigation and identify/hold all potentially affected wafers to contain the problem and minimize the impact.
  • Lead and support team project.

Qualifications

REQUIRED:

CMP Equipment

  • Understand consumables.
  • Understanding MIRRA config, zones, presssure, etc.
  • Understanding of carrier build on NTEGs
  • Understanding Ebara configuration, top ring, dresser build and overall tool function
  • Clear understanding of DNS, SSEC and Ebara cleaning tool configuration and recipe principals
  • Slurry configuration on the tools
  • Cleaning chemicals on the tools

 

PREFERRED: 

  • Prefferred AA Degree.
  • 5 or more years wafer manufacturing hands-on experience
  • Must have strong computer skills, including knowledge of Windows and proficiency with Microsoft Excel.
  • Must be a self-starter and quick learner.
  • Must be able to solve problems and troubleshoot minor process and equipment related issues.

Additional Information

Western Digital is committed to providing equal opportunities to all applicants and employees and will not discriminate against any applicant or employee based on their race, color, ancestry, religion (including religious dress and grooming standards), sex (including pregnancy, childbirth or related medical conditions, breastfeeding or related medical conditions), gender (including a person’s gender identity, gender expression, and gender-related appearance and behavior, whether or not stereotypically associated with the person’s assigned sex at birth), age, national origin, sexual orientation, medical condition, marital status (including domestic partnership status), physical disability, mental disability, medical condition, genetic information, protected medical and family care leave, Civil Air Patrol status, military and veteran status, or other legally protected characteristics. We also prohibit harassment of any individual on any of the characteristics listed above. Our non-discrimination policy applies to all aspects of employment. We comply with the laws and regulations set forth in the "