Graphcore

Graphcore

Senior System Validation Engineer

Austin, Texas, United States · Senior

Sponsorship not specifiedDetected 13 days ago
PythonC++ExpressLinuxData AnalysisComplianceLoad TestingCommunicationCollaboration

About the role

  • Define test cases, tune workload parameters, and use Python to automate and analyze validation across processing units, system memory, communication links, and PCI Express components.

Responsibilities

  • Implement parameter sweeps and test matrices

Requirements

  • Experience using benchmarking tools (stress-ng, fio, iperf, etc.)
  • Ability to define test cases, parameters, and workload models
  • Proficiency in Python (essential) for automation, orchestration, and data analysis
  • Programming experience in C/C++ for micro-benchmark development
  • Experience with Arm-based platforms
  • Experience with large-scale or high core-count systems

Skills

  • CPU scaling and cache behavior
  • Memory (DDR/HBM) bandwidth, latency, and NUMA effects
  • Interconnect contention under multi-core load
  • PCIe/I-O throughput, latency, and multi-device scenarios

Compensation

  • In addition to a competitive salary, Graphcore offers flexible working and a comprehensive benefits package designed to support your health, wellbeing and financial future.

Company info

  • Graphcore is one of the world's leading innovators in Artificial Intelligence compute.
  • It is developing hardware, software and systems infrastructure that will unlock the next generation of AI breakthroughs and power the widespread adoption of AI solutions across every industry.
  • As part of the SoftBank Group, Graphcore is a member of an elite family of companies responsible for some of the world's most transformative technologies.
  • Graphcore's teams are drawn from diverse backgrounds and bring a broad range of skills and perspectives.
  • We are seeking a Senior System Validation Engineer to design and implement validation tests for Arm-based data center SoCs using a combination of open-source benchmarking tools and custom micro-benchmarks.
  • The Systems Validation team validates Graphcore's AI compute platforms across hardware, firmware, and software domains.
  • and Duties
  • Translate hardware features into structured, parameterized test cases, including:
  • Objectives, workload models, parameters, metrics, and pass/fail criteria.
  • Use and tune open-source tools such as:
  • Stress-ng, fio, iperf, sysbench, Imbench
  • Define workload parameters:
  • Concurrency (threads/cores), memory footprint, access patterns
  • Queue depth, block size, CPU/NUMA affinity.
  • Design and execute validation scenarios:
  • Functional, performance, stress, and corner-case testing.
  • Validate across domains:
  • Develop custom micro-benchmarks (C/C++) when existing tools are insufficient
  • Use Python to:
  • Automate test execution and orchestration
  • Parse, analyze, and visualize results.
  • Debug system behavior and performance issues in collaboration with hardware and firmware teams
  • Candidate Profile
  • Strong background in Linux systems and low-level performance analysis
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This listing is sourced directly from Graphcore's careers page and normalized into a canonical job model.