Post Silicon Validation Engineer
Graphcore is a Bristol-based AI chipmaker (IPU accelerators), a SoftBank subsidiary and a Molten Ventures portfolio company.
About Graphcore
Graphcore (graphcore.ai) is a British semiconductor company building Intelligence Processing Units (IPUs) for AI workloads. Founded in Bristol in 2016, it was acquired by SoftBank in 2024. It is a portfolio company of Molten Ventures.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will validate high-performance AI chips and platforms from FPGA and emulator stages through first silicon. You will develop bare-metal C/C++ tests, Python automation and regression suites, debug failures, analyze results, improve validation infrastructure, collaborate across engineering disciplines, and provide technical guidance to other engineers.
Requirements
- Strong experience in bare-metal or embedded C/C++
- Good knowledge of digital ASICs
- Experience with post-silicon validation in digital ASIC environments
- Python and Linux knowledge
- Ability to work across teams and programming languages to find root causes
- Excellent communication, problem-solving, analytical and diagnostic skills
- Driver-level experience with PCIe, Ethernet, memory technologies or other peripherals is desirable
- Knowledge of mixed-signal building blocks and communication protocols is desirable
- Experience with Arm CPUs, system IP, debug tools and AMBA protocols is desirable
Responsibilities
- Plan, design, develop and debug silicon validation tests in bare-metal C/C++
- Deploy and debug silicon validation tests on first silicon
- Develop Python automation frameworks and regression test suites
- Collaborate with engineers from multiple disciplines
- Implement best practices and continuous improvements to test methodologies
- Analyze test results and debug failures and defects
- Contribute to shared test and validation infrastructure
- Provide feedback to architects
- Lead, mentor and provide technical guidance to engineering team members
Benefits
- Flexible working
- Generous annual leave
- Private medical insurance
- Health cash plan
- Dental plan
- Pension matched up to 5%
- Life assurance
- Income protection
- Generous parental leave
- Employee assistance programme
- Healthy food and snacks
- On-site barista bar
