Principal Mechanical Engineer, Advanced Test & Equipment

Job Description Product (precision testing unit) and/or automation testing equipment mechanical development Work out development plan, detail design, standard parts selection, and tolerance analysis; create 3D/2D drawing, BOM, assembly manual and buy off document etc… Conduct regular design review within the team to ensure an optimized design that can cover function, cost, schedule, DFM, etc. Communicate with vendor to deliver parts precisely and timely. Prototype assembly / buyoff / debug / evaluation / design improvement / qualification Product FA and root cause finding by in-depth study Collaboration with global (US/Japan/Philippines/Thailand/Malaysia) and local teams on product / equipment development Working with mechanical simulation, testing, electrical, servo, software, firmware team for new product and equipment development Support new product / equipment ramp up in overseas Qualifications Master degree or above in mechanical engineering or related fields Knowledge/experience on mechanical design, TSA, heat treatment, material, mold and machining, FMEA, mechanical vibration, Solidworks software skillfully Experiences of system development, new product development, automation development, vision system development or application, data analysis is preferred Experiences in workshop is preferred Preferred to good at photography, has basic artistic ability High flexibility under various conditions; Uses professional concepts in accordance with company objectives to solve complex problems in creative and effective ways; Good team player, highly motivated and possessing a sense of urgency, capable of working independently Good written and verbal communication skills Additional Information Western Digital 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. Western Digital 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 staffingsupport@wdc.com 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. #LI-TD1 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 jobs.accommodations@wdc.com 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 compliance@wdc.com. Company Description 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. We combine deep engineering expertise with global-scale manufacturing to deliver the storage systems that make AI possible, powering hyperscale data centers, cloud platforms, and enterprise infrastructure worldwide. This isn’t theoretical work. It’s real systems, at real scale, people solving some of the hardest challenges in technology today. We’re looking for people who want to build, solve, and operate at that level. Join us and let’s shape the future of data.