Physical Design Engineer

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. For more information, please visit www.sifive.com.

As a Physical Design Engineer in the Implementation team, you will contribute to the development of industry-leading CPU IP to support the SiFive vision of enabling chip design by anyone. 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.

Responsibilities:

  • Implementing and optimizing our broad portfolio of RISC-V CPU's from RTL to GDSII.
  • Closing ambitious performance, power, and area (PPA) goals at block and/or CPU level.
  • Collaborating with the microarchitecture and RTL teams to optimize PPA trade offs.
  • Contributing to physical implementation flow development to drive best-in-class automation and PPA.

Requirements

  • 5+ years of physical implementation experience with multiple tape outs in a wide range of technologies (28nm - 5nm); Experience with CPU implementation and advanced process nodes (16nm and below) is strongly preferred;
  • Expertise in synthesis, DFT insertion, floorplanning, place and route, clock tree synthesis, static timing, power analysis, and signal and power integrity.
  • Experience with physical signoff (DRC/ANT/LVS/DFM, etc.) and engineering change orders (ECO's).
  • Knowledge and skill in optimizing PPA through floorplanning, placement and timing constraints, useful skew, and similar techniques
  • TCL scripting; Python scripting is a plus.
  • Attention to detail and a focus on high-quality design.
  • Ability to work well with others and a belief that engineering is a team sport.
  • 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 that includes 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!
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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.