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Principal Engineer, Tooling Development Engineering

WesternDigital

BangPa-in, PHRA NAKHON SI AYUTTHAYA, Thailand permanent

Posted: April 8, 2026

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Quick Summary

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

Job Description

At WD, 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, WD 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®, and WD_BLACK™.

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, WD is fueling a brighter, smarter future.

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

ESSENTIAL DUTIES AND RESPONSIBILITIES:

• Project management / lead/ coordinator for vendor outsourced projects.
• Tooling lead/ coordinator and schedule owner for NPL (New Product Launch) & tooling development projects.
• Support DFM (Design for manufacturing)  studies, QFD (Quality Function Deployment), TCTF (Tool Critical to Function), FEA (Finite Element Analysis) and Simulation, DOE (Design of Experiment), engineering analysis (tolerance studies, GR&R (Gage Repeatability and Reproducibility), Engineering calculations, etc.).
• Prepare WEDR (World-wide Equipment Design Review) reviews – TDRD (Tool Design Review Document) – FMEA (Failure Mode and Effect Analysis), concept review, final design.
• Prepare & maintain tool documentations – Design review, technical drawings & schematics, BOM (Bill Of Material), spare parts, setup, preventive maintenance.
• Manage databases – eTRF (Electronic Tooling Request Form), ePDM (® Enterprise Product Data Management) , AME (Advance Manufacturing Engineering) design rules, tooling conversion costs.
• Capital preparation: NPL (New Product Launch) and prototype development budget estimates, calculate ROI (Return of Investment), justify to CRB (Capital Request Board), support MPS (Manufacturing production support) replication planning.
• Manage tool logistics/ shipments, and related resources.
• Manage R&D (Research and Development) & NPL (New Product Launch) budget & procurement (budget forecast, spending control & monitoring, PR justifications, vendor selection & asset transfers).
• SMEs (subject matter experts) in HDA/ HSA (Hard disk drive assembly/Head Stack assembly) assembly technologies - vision systems, screw driving, pick & place, AGV (auto gage verification), screw auto feed, auto Dycem, measurement devices, control systems, and qualified SEMI S2 (Environmental, Health, and Safety Guideline for Semiconductor Manufacturing Equipment) internal auditors.
• Provide guidance to local vendors to improve services and capabilities to meet factory demands.
• Perform other duties as assigned.

REQUIRED:

• Master Degree / Bachelor’s Degree in Mechanical or Mechatronics Engineering or equivalent.
• Above 7 years working experience in related profession areas.

PREFERRED:

• Well ability to using SolidWorks software. Or any CAD model software.
• Well ability to using FEA Simulation software.
• Well ability to design control system of Automate machine.

SKILLS:

• Proficient in standard business application software, Tools & standard engineering method (Word, Excel, PowerPoint).
• Experience in automation equipment’s.
• Good command in English.
• Well communication skills in an international and multicultural team.
• Ability to troubleshoot and analyze problems.
• Ability to multi-task and meet deadlines.
• A highly inquisitive nature with an attention to detail, coupled with creativeness & innovativeness.

#LI-EL1

WD thrives on the power and potential of diversity. As a global company, we believe the most effective way to embrace the diversity of our customers and communities is to mirror it from within. We believe the fusion of various perspectives results in the best outcomes for our employees, our company, our customers, and the world around us. We are committed to an inclusive environment where every individual can thrive through a sense of belonging, respect and contribution.

WD is committed to offering opportunities to applicants with disabilities and ensuring all candidates can successfully navigate our careers website and our hiring process. Please contact us at [email protected] to advise us of your accommodation request. In your email, please include a description of the specific accommodation you are requesting as well as the job title and requisition number of the position for which you are applying.

Notice To Candidates: Please be aware that WD and its subsidiaries will never request payment as a condition for applying for a position or receiving an offer of employment. Should you encounter any such requests, please report it immediately to WD Ethics Helpline or email [email protected].

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