CPU Performance – Principal Microarchitecture Exploration Engineer

Arm Holdings

Hybrid

Quick summary

Work type
Hybrid
Location
Austin, TX · Raleigh, NC
Salary
$249,900–$338,100 / yr
Posted
46 days ago

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $207k
This role $294k
$144k most similar roles pay here $359k

This role pays more than 96% of similar roles. Most pay $177,662–$235,750 — the shaded band above. At the midpoint, this role pays about $294k versus about $207k for comparable roles.

Based on 240 similar postings.

Employer

About Arm Holdings

Arm Holdings plc is a leading British semiconductor and software design firm, established in 1990 and recognized for developing energy-efficient processor architectures that power nearly all smartphones and a vast range of IoT and computing devices.

Arm Holdings currently has 32 open roles on FindRole.

Listed pay typically runs $194,600–$263,250 across 32 roles with salary data.

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View all roles at Arm Holdings

At a glance

TL;DR · CPU Performance – Principal Microarchitecture Exploration Engineer

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The CPU Micro-architect role within Arm’s CPU Performance team in Austin or Raleigh involves defining the microarchitecture for next-generation Cortex-X and Neoverse CPUs, focusing on performance, power, and area efficiency. Day-to-day responsibilities include developing cycle-accurate simulators, refining performance models, analyzing workloads, and collaborating with design teams to integrate architectural innovations. The ideal candidate will have 15 years of experience in CPU microarchitecture development, expertise in high-performance CPU design, and hands-on experience with simulation tools. Proficiency in C++, Python, and strong analytical skills are essential, as is the ability to mentor junior engineers and communicate complex technical concepts effectively across diverse audiences. This role offers a unique opportunity to influence billions of devices through cutting-edge technology innovation.

Skills

C++ Python Cycle-accurate simulators Performance modeling infrastructure High-performance CPU microarchitecture Performance profiling CI/CD Kubernetes AWS Git JIRA Confluence GitHub Docker Prometheus Grafana

What you'll do

  • Define and design next-generation CPU microarchitecture for industry-leading performance.
  • Propose and evaluate microarchitectural innovations using cycle-accurate simulators.
  • Develop and refine performance models to assess new microarchitectural ideas.
  • Analyze workloads to identify sensitivities that guide design choices.
  • Integrate architectural innovations into real designs with CPU teams.

What we're looking for

  • 15 years of experience in CPU/system microarchitecture development.
  • Proven expertise in high-performance CPU microarchitecture design.
  • Deep understanding of performance, power, and area trade-offs in CPU design.
  • Hands-on experience with cycle-accurate simulators and performance modeling tools.
  • Strong analytical skills for debugging complex systems and problem-solving.
  • Excellent communication and collaboration skills across diverse audiences.

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