Principal SLT Test Engineer
Graphcore is a Bristol-based AI chipmaker (IPU accelerators), a SoftBank subsidiary and a Molten Ventures portfolio company.
Maintainer signals as of 8/14/2026
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 build and lead a team developing system-level test capability for next-generation AI processors. You will define manufacturing test solutions, develop SLT fixtures and test programs, balance coverage across test stages, correlate results with bench measurements, transfer solutions to manufacturing partners, and support silicon and board bring-up and yield improvement.
Requirements
- Production testing
- Digital integrated circuits
- Advanced test techniques
- DFT
- JTAG
- BIST
- MBIST
- Functional testing
- SLT testers
- Test fixtures
- Thermal control
- OSAT transfer
- Contract manufacturing
- Python
- TCL
- Perl
- Shell
- Debugging
- Electronics
Responsibilities
- Manage engineers implementing SLT test solutions
- Define manufacturing test solutions with Silicon, Test, and DFT teams
- Develop an SLT system for AI processors
- Define SLT test fixtures
- Write production, engineering, and characterization test programs
- Balance test coverage and fault detection across test stages
- Correlate test results with bench measurements
- Transfer test solutions to offshore vendors
- Support silicon and board bring-up
- Identify silicon failures
- Improve yield learning
Benefits
- Flexible working
- Medical coverage
- Dental coverage
- Vision coverage
- Flexible Spending Accounts
- Health Savings Accounts
- Disability insurance
- Life insurance
- 401(k) retirement plan
- Commuter benefits
- Wellness services
- Employee Assistance Programme