CareerPlanSign in

Senior Principal Software Engineer

SAN JOSE, US💼 Full-time💰 $161,000–$161,000🗓 2026-09-24 → 2026-09-25

Core

Architect and enhance the Xcelium RTL/logic simulator engine and Timing Constraints Verification technology for future AI and hyperscale chip designs.

Role type

Senior Principal Software Engineer (EDA/Logic Simulation)

Builds

Next-generation hardware verification technology (Xcelium simulator)

Domain

Semiconductor EDA, Logic Simulation, Timing Analysis

Deliverable

production ML models | product features

Required skills

C/C++, SystemVerilog, Verilog, graph algorithms, multi-threaded programming, performance optimization, SDC constraints, path exceptions handling

Preferred skills

RTL/logic simulation software development experience

Technologies

Xcelium, C/C++, SystemVerilog, Verilog

Responsibilities

Enhance and support Xcelium RTL/logic simulator engine; Design and tune graph algorithms for SDC constraints on multi-billion-node graphs; Conduct bottleneck analysis and implement performance optimizations; Write specifications and unit tests.

Seniority

Senior, hands-on IC

Sourced via workday · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.