SI
SiFiveStaff RTL Design Engineer
LocationHsinchu, Taiwan
Typefull-time
SeniorityLead
Experience5+ yrs
Company size501–1,000 people
PostedSep 16, 2026 · 3w ago
Verified live23h ago
At a glanceSummarised by Seekless from the posting.
Above 5 years work experiences in RTL Design for CPU Products
BS/MS degree in EE, CE, CS or a related technical discipline, or equivalent experience
Academic or professional experience with CPU RTL design
Proficiency with hardware (RTL) design in Verilog, System Verilog, or VHDL
Knowledge of at least one object-oriented and/or functional programming language
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
Knowledge of RISC-V architecture is a plus
Experience with Scala and/or Chisel is a plus
Successful background and reference checks
Proof of right to work in Taiwan
Authorization for access to export-controlled technology or ability to obtain export license(s)
Skills
Verilog
System Verilog
VHDL
RISC-V
Scala
Chisel
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 are continuing to enable 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, data center, mobile, and consumer. With SiFive, the future of RISC-V has no limits.
At SiFive, we are always excited to connect with talented individuals, who are just as passionate about driving innovation and changing the world as we are.
Our constant innovation and ongoing success is down to our amazing teams of incredibly talented people, who collaborate and support each other to come up with truly groundbreaking ideas and solutions. Solutions that will have a huge impact on people’s lives; making the world a better place, one processor at a time.
Are you ready?
To learn more about SiFive’s phenomenal success and to see why we have won the GSA’s prestigious Most Respected Private Company Award (for the fourth time!), check out our website and Glassdoor pages.
Job Description:
The Role
As a Staff CPU Microarchitect/RTL design engineer at SiFive, you will be part of a team of engineers who are passionate about designing industry-leading CPU cores, based on the revolutionary open-source RISC-V architecture. 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
Responsibilities:
•
Architect, design and implement new features, performance improvements, and ISA extensions in RISC-V CPU core generators.
•
Work on the microarchitecture development and specification; ensuring that knowledge is shared via great documentation and participation in a collaborative design culture.
•
Perform initial sandbox verification, and work with design verification team to create and execute thorough verification test plans.
•
Work with physical implementation team to implement and optimize physical design to meet frequency, area, power goals.
•
Collaborate with performance modelling team for performance exploration and optimization to meet performance goals.
Requirements
Requirements:
•
Above 5 years work experiences in RTL Design for CPU Products
•
BS/MS degree in EE, CE, CS or a related technical discipline, or equivalent experience.
•
Academic or professional experience with CPU RTL design.
•
Proficiency with hardware (RTL) design in Verilog, System Verilog, or VHDL.
•
Knowledge of RISC-V architecture is a plus.
•
Knowledge of at least one object-oriented and/or functional programming language.
•
Experience with Scala and/or Chisel 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.
Additional Information:
This position requires a successful background and reference checks and satisfactory proof of your right to work in:
Taiwan
Any offer of employment for this position is also contingent on the Company verifying that you are a authorized for access to export-controlled technology under applicable export control laws or, if you are not already authorized, our ability to successfully obtain any necessary export license(s) or other approvals.
SiFive is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.