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Samsung Semiconductor · 15 hours ago

Staff Engineer, CPU Performance Modeling Engineer

San Jose, California, United States

Full-time

Onsite

Lead/Staff

$163K/yr - $253K/yr

8+ years exp

Samsung Semiconductor is a global leader in technology solutions, providing innovative designs that power a wide range of devices. They are seeking a highly skilled Staff CPU Performance Modeling Engineer to develop and analyze performance models for next-generation processors, collaborating closely with various engineering teams to guide design decisions and validate performance.

Semiconductor

H1B Sponsor Likely

Responsibilities

Develop and maintain detailed performance models (e.g., C++/SystemC/TLM) for CPU and subsystem architectures

Analyze microarchitectural bottlenecks, explore design trade-offs, and provide quantitative feedback to architecture and design teams

Collaborate with RTL design and verification teams to ensure performance models align with functional and cycle-accurate simulations

Define and execute performance verification plans; correlate model results with RTL and silicon data

Work with software, compiler, and workload teams to understand performance characteristics of target applications

Generate detailed performance reports and recommendations to drive architectural and microarchitectural optimizations

Contribute to the development of modeling methodologies, automation frameworks, and performance validation flows

Support post-silicon performance validation, including workload analysis and root-cause performance deviations

Qualification

CPU performance modelingC++ programmingSystemC programmingMicroarchitecture designPython programmingPerformance verificationCPU architecture knowledgeAnalytical skillsCuriosityCollaboration skillsCommunication skillsProblem-solving skillsCreativity

Required

Bachelors in Electrical/Computer Engineer with 10+ years of relevant industry experience, or Masters in Electrical/Computer Engineer with 8+ years or PhD with in Electrical/Computer Engineer with 5+ years preferred

7+ years of experience in CPU or SoC architecture, performance modeling, or microarchitecture design

Strong programming skills in C++, SystemC, Python, or equivalent modeling languages

Solid understanding of CPU pipelines, memory hierarchy, out-of-order execution, branch prediction, and cache coherency

Strong analytical and problem-solving skills with ability to interpret and present complex performance data

Familiarity with industry-standard CPU benchmarks and workloads (e.g., SPEC, Geekbench, MLPerf)

Knowledge of power-performance trade-offs, performance counters, and instrumentation techniques

Hands-on experience with performance verification, including correlation with RTL simulation or silicon data preferred

Experience with functional verification environments (UVM, simulation-based, or formal) preferred

Exposure to post-silicon bring-up, performance counter analysis, and workload characterization preferred

Excellent collaboration and communication skills across cross-functional engineering teams preferred

You're inclusive, adapting your style to the situation and diverse global norms of our people

An avid learner, you approach challenges with curiosity and resilience, seeking data to help build understanding

You're collaborative, building relationships, humbly offering support and openly welcoming approaches

Innovative and creative, you proactively explore new ideas and adapt quickly to change

Benefits

Medical/Dental/Vision/401k

Charitable giving match

4+ weeks of paid time off a year

Stipend for fertility care or adoption

Medical travel support

Virtual vet care for your fur babies

On-demand apps and free confidential therapy sessions

Onsite Café and gym

Virtual classes

Flexible environment

Company

Samsung Semiconductor

Samsung Semiconductor, Inc. (SSI) is a multi-billion dollar wide range of industry-leading semiconductor solutions.

Founded in 1974

San Jose, California, USA

10001+ employees

https://www.samsung.com/us/samsungsemiconductor

H1B Sponsorship

Samsung Semiconductor has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

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Trends of Total Sponsorships

2025 (130)

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2023 (153)

2022 (134)

2021 (124)

2020 (134)