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Signal Integrity Engineer

Location: Shanghai, 31, China 
Req ID: JR-0000040412


We deliver the possibilities of data. YOU define what’s possible.
  • This is a development team that is responsible for bringing up new HDD electronics and providing engineering support throughout the product life cycle.
  • HDD Signal Integrity Engineers are experts on the SAS and SATA host interface standards.
  • They work closely with the hardware and firmware design teams to certify new products meet all aspects of the standards.  
  • After products are in production, they work closely with factory and customer technical support teams to quickly resolve issues.
  • Signal Integrity Engineers use methodical problem solving to troubleshoot complex problems across multiple engineering disciplines.
  • This includes the analysis on system logs, drive logs, bus traces and scope traces.
  • It includes the design of experiments to reproduce issues, identify root cause and develop corrective actions.
  • When necessary, they provide failure analysis reports to customers and summaries of complex topics to upper management.  
  • Bachelor degree in EE
  • 5-10 years of signal integrity experience with T10/T13 interfaces
  • Skilled in the principles of high speed signal integrity: information theory, layered network architectures, transmission lines, reflections, inductance, ground bounce, differential pairs, losses, terminations, routing, discontinuities, impedance, PDN design and EMC.
  • Proficient in setting up test benches and utilizing test equipment including: oscilloscopes, signal generators, logic analyzers, protocol analyzers, and vector network analyzers.
  • Proficient with basic scripting and programming techniques including: C++, Visual basic, Perl, and tcl.
  • 3-5 years of experience within the storage industry is preferred but not required.
  • Knowledge of  SAS and SATA standards
  • Skilled in analyzing system logs, device logs, and bus traces.
  • Strong Communication, especially the ability to provide clear and concise summaries of complex topics. 
  • English language proficiency
  • Mandarin Chinese language proficiency
Western Digital Corporation is the world’s largest data storage company with a leading portfolio of HGST, SanDisk, G-Technology and WD brands covering flash and disk-based solutions. Deployed by the largest and most prominent organizations worldwide, Western Digital solutions are everywhere, touching lives and enabling great value from the data they possess.