Staff Verification Engineer - High-Perf CPU Cores | Equity

SiFive, Inc.; Austin (TX); On-site; USD 140,000 - 190,000; Full time

Job summary

SiFive is seeking a Staff Design Verification Engineer to drive verification of high-performance CPU core units. This role spans Frontend, Midcore, Load-Store Unit, and Hardware Prefetch, enabling the team to define strategy, identify gaps early, and raise the quality bar.

You will collaborate with architecture, RTL, performance, and verification teams to ensure accurate verification results. The position is part of a high-performance Out-of-Order Core team, focusing on verification across

Qualifications

• Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field.
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Responsibilities

• Own verification planning and execution for one or more high-performance out-of-order CPU core areas, with typical scope across Frontend, Midcore, Load-Store Unit, Hardware Prefetch, or related core-level interactions.
• Drive block-level and core-level verification planning, debug, coverage analysis, and closure for complex CPU features and microarchitectural behavior.
• Define verification strategies for challenging behaviors such as instruction fetch, branch prediction, issue and dispatch behavior, pipeline interactions, load/store ordering, hazard handling, memory consistency, and hardware prefetch correctness.
• Develop and maintain robust verification environments, checkers, scoreboards, assertions, stimulus, and coverage models that expose corner cases and improve bug-finding efficiency.
• Partner closely with architecture and design teams from early feature-definition stages to review specifications, identify ambiguity, and improve design debugability and verification quality.
• Drive efficient failure analysis and root-cause debug across specification, RTL, test content, and verification infrastructure.
• Contribute reusable methodology, infrastructure, and technical guidance that improves productivity and verification quality across future core generations.

Skills

SystemVerilog

UVM

CPU/core verification

Constrained-random

Debugging

Python

C/C++

Architecture understanding

Education

BS/MS in EE/CE/CS

Tools

SystemVerilog

UVM

Job description

SiFive is seeking a Staff Design Verification Engineer to drive verification of high-performance CPU core units. This role spans Frontend, Midcore, Load-Store Unit, and Hardware Prefetch, enabling the team to define strategy, identify gaps early, and raise the quality bar.

You will collaborate with architecture, RTL, performance, and verification teams to ensure accurate verification results. The position is part of a high-performance Out-of-Order Core team, focusing on verification across