Arm · 1 day ago
CPU Performance – Microarchitecture Exploration Engineer
Raleigh, NC
Full-time
Hybrid
Senior Level, Lead/Staff
$241K/yr - $326K/yr
15+ years expArm is the industry's leading supplier of microprocessor technology, and they are seeking a CPU Microarchitect to join their CPU Performance team. In this role, you will focus on defining the microarchitecture for Arm’s next-generation Cortex-X and Neoverse CPUs, driving innovations in CPU design by developing performance models and analyzing workloads.
AnalyticsElectronicsInternet of ThingsSemiconductorSoftware
Responsibilities
Define and design next-generation CPU microarchitectures with industry-leading performance, power, and area efficiency
Propose and evaluate microarchitectural innovations using cycle-accurate and functional simulators
Estimate impacts on performance, power, and area to guide design trade-offs
Develop and refine performance models to evaluate new microarchitectural ideas
Analyze workloads and identify sensitivities to guide design choices
Correlate simulation and performance results to ensure accuracy of models
Partner with CPU design teams to integrate architectural innovations into real designs
Engage with ecosystem partners to understand future performance requirements and workload expectations
Present and communicate complex technical concepts clearly across diverse audiences
Provide technical mentorship to less-experienced engineers in microarchitecture and performance analysis
Contribute to the continuous improvement of team methodologies, tools, and workflows
Qualification
Required
BS or MS in Computer Science, Electrical Engineering, or Computer Engineering
15+ years of experience in CPU/system microarchitecture development, performance modeling, or microarchitectural workload analysis
Proven expertise in high-performance CPU microarchitecture
Deep understanding of performance, power, and area trade-offs
Hands-on experience with cycle-accurate simulators and performance modeling infrastructure
Strong analytical and problem-solving skills, with the ability to debug and reason across complex systems
Excellent communication and collaboration skills
Preferred
Demonstrated track record of successful microarchitectural innovation from concept through implementation
Familiarity with advanced software engineering practices, performance profiling, and programming in multiple languages (C++, Python, etc.)
Experience interacting directly with customers or partners to gather requirements and present findings
Passion for continuous learning and driving improvements in methodology and tools
Company
Arm
Arm’s foundational technology is defining the future of computing. A future built by the greatest technology ecosystem in the world.
5001-10000 employees
H1B Sponsorship
Arm 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
Represents job field similar to this job
Trends of Total Sponsorships
2025 (295)
2024 (166)
2023 (164)
2022 (123)
2021 (103)
2020 (133)
Funding
Current Stage
Public CompanyTotal Funding
unknown2016-07-18Acquired
1999-01-15IPO
Leadership Team
Rene Haas
CEO
Jason Child
EVP & CFO
Recent News
2026-01-19
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2026-01-16
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