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RTL Design Engineer

SiFive
July 29, 2026
Full-time
On-site
Hsinchu, Hsinchu, Taiwan
RTL Design Jobs, Level - Mid-Career

Job Title

RTL Design Engineer

Role Summary

Design and implement CPU microarchitecture features and RTL for RISC-V based cores. Work on microarchitecture specification, RTL implementation, and collaborate with verification, performance modeling, and physical implementation teams to meet frequency, area, power, and performance targets.

Small, fast-paced engineering team focused on delivering high-quality processor IP to market.

Experience Level

Mid-level. No explicit years-of-experience requirement stated.

Responsibilities

Primary responsibilities include:

  • Architect, design, and implement new features, ISA extensions, and performance improvements in RISC-V CPU core generators.
  • Develop microarchitecture specifications and documentation to support collaborative design.
  • Perform initial sandbox verification and collaborate with the design verification team to create and execute verification plans.
  • Work with physical implementation team to implement and optimize for frequency, area, and power.
  • Collaborate with performance modeling team for exploration and optimization to meet performance goals.

Requirements

Must-have technical skills, working conditions, and other requirements:

  • Academic or professional experience with CPU RTL design and microarchitecture.
  • Proficiency with RTL languages: Verilog, SystemVerilog, or VHDL.
  • Familiarity with at least one object-oriented and/or functional programming language.
  • Attention to detail and ability to deliver high-quality designs.
  • Strong collaboration skills; ability to work effectively in engineering teams.
  • Ability to pass background and reference checks and to provide proof of right to work in Taiwan.
  • Offer contingent on verification of authorization for access to export-controlled technology or successful obtainment of necessary export approvals.

Nice-to-have:

  • Knowledge of RISC-V architecture.
  • Experience with Scala and/or Chisel.

Education Requirements

BS or MS in Electrical Engineering, Computer Engineering, Computer Science, or a related technical discipline, or equivalent practical experience.


About the Company

Company: SiFive

Headquarters: San Mateo, California, United States

SiFive is a pioneering company in the RISC-V ecosystem, focused on transforming the future of computing by delivering high-performance, data-intensive RISC-V solutions. Their compute platforms empower leading technology firms to innovate across various markets, including AI, machine learning, and automotive sectors. SiFive is recognized for its commitment to ongoing innovation and fostering collaboration among talented teams, impacting lives by enabling advanced chip design.

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Date Posted: 2026-07-28