Western Digital

Electrical Engineer, Photonics Optical Engine Development

Western Digital  •  Shenzhen, CN (Onsite)  •  16 days ago
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Job Description

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.

Job Description

Responsibilities

  • Design and develop electrical systems for photonics, including electrical interfaces, laser driver circuits, TIA interfaces, monitoring circuits, and control functions.
  • Define and optimize PCB/FPC architectures, component selection, and high-speed interconnect designs to meet signal integrity, power integrity, and reliability requirements.
  • Collaborate closely with optical engineers on laser control, photodiode monitoring, optical power management, temperature sensing, and system integration.
  • Perform electrical characterization and validation using oscilloscopes, BERTs, VNAs, SMUs, optical power meters, and related laboratory equipment.
  • Analyze and resolve issues related to signal integrity, power integrity, jitter, noise, crosstalk, thermal effects, and overall system performance.
  • Lead schematic design, hardware bring-up, prototype debugging, verification, and design optimization activities.
  • Conduct design reviews and drive engineering solutions balancing performance, cost, manufacturability, and schedule.
  • Collaborate with global teams and suppliers to support product development, qualification, and manufacturing introduction.

Qualifications

Required

  • Master's degree or above in Electrical Engineering, Electronics Engineering, Optoelectronics, or related fields.
  • Strong experience in high-speed electronic design and hardware development.
  • Experience in schematic design, PCB/FPC development, hardware bring-up, debugging, and validation.
  • Familiarity with signal integrity (SI), power integrity (PI), and high-speed interface design.
  • Proficiency with Allegro, Altium, ADS, CST, or equivalent design and simulation tools.
  • Hands-on experience with oscilloscopes, BERTs, VNAs, SMUs, and other high-speed measurement equipment.
  • Strong analytical and troubleshooting skills with the ability to work independently in a fast-paced environment.

Preferred

Experience in one or more of the following areas:

  • Silicon Photonics (SiPh)
  • Optical Engine Development
  • CPO (Co-Packaged Optics)
  • Laser Driver Design
  • TIA Design
  • APC (Automatic Power Control)
  • TEC Control
  • Optical Module Design (400G/800G/1.6T)
  • High-Speed SerDes Systems
  • Optical Monitoring and Diagnostics

Additional Information

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.

Western Digital

About Western Digital

At Western Digital, our vision is to unleash the power and value of data. For decades, we have been at the forefront of storage innovation, which fuels our mission to be the market leader in data storage, delivering solutions for now and the future. We are committed to providing scalable, sustainable technology for the world’s hyperscalers, enterprises, and cloud providers, and delivering cutting-edge innovation that will drive the next generation of AI-driven data workloads. All that we do is powered by our people, who are united in a common purpose of creating solutions that move the world forward. Learn more at www.westerndigital.com.

Industry
Hardware & Semiconductors
Company Size
10,000+ employees
Headquarters
San Jose, CA
Year Founded
1970
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