Technical Lead - System Validation Architect

About the Company

Graphcore is one of the world’s leading innovators in Artificial Intelligence compute, developing hardware, software and systems infrastructure to unlock the next generation of AI breakthroughs. As part of the SoftBank Group, Graphcore is part of an elite family of companies working to enable Artificial Super Intelligence.

Responsibilities

• Define end-to-end validation strategy and coverage models including functional, stress, performance, and corner-case testing
• Translate hardware specifications into structured, parameterized test plans
• Guide the team in tool selection and defining workload models
• Establish standards for test case definition, metrics, and reporting
• Manage multi-core and parallel programming, workload scaling, and CPU affinity
• Review Python-based automation, orchestration, and analysis
• Collaborate with hardware, firmware, and system teams to debug issues

Requirements

• 8+ years of experience in system validation, performance engineering, or low-level systems development
• Strong knowledge of Arm SoC architecture and Linux systems
• Deep understanding of CPU architecture, cache coherency, memory systems (DDR, HBM, NUMA), and high-speed I/O (PCIe)
• Hands-on experience tuning benchmarking tools like stress-ng, fio, and iperf
• Strong Python programming skills for automation and data examination
• Experience with performance analysis software including perf and PMU counters

Preferred Qualifications

• Experience with large-scale or data center systems
• Strong programming skills in C/C++
• Previous technical leadership or mentoring experience
• Experience with scalable validation infrastructure and automation frameworks
• Knowledge of AI infrastructure or hyperscale compute systems