About SiFive

As the pioneers who introduced RISC-V to the world, SiFive is transforming the future of compute by bringing the limitless potential of RISC-V to the highest performance and most data-intensive applications in the world. SiFive’s unrivaled compute platforms have enabled leading technology companies around the world to innovate, optimize, and deliver the most advanced solutions of tomorrow across every market segment of chip design, including artificial intelligence, machine learning, automotive, datacenter, mobile, and consumer. With SiFive, the future of RISC-V has no limits.

As a Physical Design Engineer in the Customer Support team, you will contribute to resolving customer issues and improve the customer experience related to the physical implementation flow of industry-leading RISC-V CPU IP. We are looking for people who are as excited as we are about working in a fast-paced dynamic environment to bring new hardware IP to market quickly, with high quality and exceptional performance.


  • Debug and resolve physical design issues of SiFive RISC-V CPU IP’s for pre- and post-sales customers
  • Improve and enhance the customer experience of physical design implementation using foundation flows of major EDA vendors
  • Generate high quality PPA (Power, Performance and Area) collaterals for broad portfolio of SiFive CPU IP and participate in PPA benchmarking for customer designs
  • Work closely with the RM (Release Management) team to ensure the physical design quality of the different designs delivered to customers
  • Automate the generation, data extraction/analysis and management of PPA collaterals
  • Collaborate with physical design flow development teams to drive best-in-class automation and PPA


  • 5+ years of physical implementation experience in a wide range of technologies; Experience with CPU implementation and advanced process nodes (7nm and below) is strongly preferred;
  • Expertise in aggressive PPA optimization through physical design techniques
  • Working experience on a customer-facing role is strongly preferred
  • Understanding of logic design and CPU architecture is a strong plus
  • Good working knowledge of scripting (Python or Perl) and automation is required 
  • Attention to detail and a focus on high-quality design
  • Bachelor’s degree in Electrical Engineering or Computer Engineering
SiFive is proud to be an equal employment opportunity workplace. We offer a competitive compensation package; employee stock option program, and much more.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.
If you yearn to be challenged and wish to work in an environment where the boundaries of your creativity and skills will be tested, then SiFive is the place for you!
Notice to Staffing Agencies / External Recruiters:
Thank you for your interest in SiFive Inc. Please note that SiFive does not accept unsolicited resumes from external agencies unless contracted to fill a specific position. Agencies are hereby specifically directed NOT to contact SiFive employees directly in an attempt to present candidates – all applications must go through SiFive's internal recruiting team. Any third-party resume forwarded by agencies/external recruiters to a SiFive mailing address, fax machine or email address, directly to SiFive employees, or to SiFive's resume database will be considered property of SiFive Inc and treated as a direct application. This exchange does not constitute an agreement between SiFive and the agency/external recruiter. SiFive reserves the right to contact the candidate directly. Employment agencies/external recruiters will receive no compensation from SiFive or its companies.

Apply for this Job

* Required

resume chosen  
(File types: pdf, doc, docx, txt, rtf)
cover_letter chosen  
(File types: pdf, doc, docx, txt, rtf)