Western Digital

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®, and WD_BLACK™ 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

As a System Characterization engineer, you will join the team responsible for the characterization of customer systems within the quality organization. A key aspect of this role is the identification of dynamics and vibration of customer systems that contribute to loss of performance and reliability, using measured results to formulate solutions for both internal and external customers. This role works closely with China‑based customers to ensure successful HDD qualification, debug complex system‑level issues, and drive improvements into product design and validation.

1. Responsible for collection and analysis data for HDDs in customer systems, correlating results to performance degradation or latency increase to environmental factors. Collaborate with Engineering Servo and mechanical team to assess the impact of vibration from chassis on performance metrics such as command throughput and latency.
2. Use HDD and laboratory tools to make vibration and acoustics measurements to characterize customer systems and compare against baselines established by the design engineering as well as Manufacturing data.
3. Identify causes of vibration-related failures on customer and qualification drives, especially those related to performance degradation. Support team in finding improvements for those failures, especially through tradeoffs with the engineering, manufacturing, and customer support teams.
4. Pro-actively engage with subject matter experts in Engineering (servo, mechanical, RSS), Customer Technical Support and Quality teams on customer and qualification issues and during cross-functional failure analysis task forces.
5. Summarize findings and present information, ideas, and your perspective to peers, team members, and managers.
6. Interact with Development teams to understand new features related to op-vibration mitigation, develop associated failure analysis tools, processes, and documentation.
7. Develop, improve, and document analysis, procedures, tool, and process improvements to expedite future characterization of systems.
8. Travel within China and occasional international travel may be required to support customer engagements and joint investigations.

Qualifications

1. Knowledge of experimental measurement techniques and experience using lab equipment. such as accelerometers, microphones, data acquisition software and oscilloscopes.
2. Detailed knowledge of Hard Drives and storage applications.
3. Familiarity with SAS/SATA protocol.
4. Experience with servers and server testing and multiple OS (Linux, Windows).
5. Strong written and verbal English communication skills; Mandarin required for customer engagement.
6. Excellent working knowledge of MATLAB, statistics and signal processing.
7. Proven application of applying technical skills to problem solving.
8. Previous experience supporting China‑based cloud/enterprise customers (Alibaba, Tencent, Huawei, Baidu, ByteDance, OEM/ODMs).
9. Knowledge and experience with Data Analytics and Reliability is a plus.
10. Excellent interpersonal and teamworking skills

Additional Information

Because Western Digital thrives on the power of diversity and is committed to an inclusive environment where every individual can thrive through a sense of belonging, respect, and contribution, we are committed to giving every qualified applicant and employee an equal opportunity. Western Digital does not discriminate against any applicant or employee based on their protected class status and complies with all federal and state laws against discrimination, harassment, and retaliation, as well as the laws and regulations set forth in the "Equal Employment Opportunity is the Law" poster.

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 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 Western Digital 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 Western Digital Ethics Helpline or email compliance@wdc.com.