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About Graphcore
At Graphcore we’re building the future of AI compute.We’re a team of semiconductor software and AI experts with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale.As part of the SoftBank Group backed by significant long-term investment we are delivering key technology into the fast-growing SoftBank AI ecosystem.To meet the vast and exciting AI opportunity Graphcore is expanding its teams around the world.We are bringing together the brightest minds to solve the toughest problems in a place where everyone has the opportunity to make an impact on the company our products and the future of artificial intelligence.
Job Summary
We are looking for an experienced System Level Test Engineer to join our Product Test and Diagnosis Department (PTD).
In this role you will lead the development and deployment of System Level Test (SLT) solutions for next-generation AI processors. Working closely with cross-functional teams you will contribute to the design and implementation of SLT hardware software automation and characterization solutions that support silicon bring-up yield learning manufacturing readiness and production deployment.
The ideal candidate will possess strong technical depth in semiconductor test and validation a passion for solving complex engineering challenges and a strong focus on product quality and manufacturability.
The Team
The Product Test and Diagnostics team’s role is to detect and manage hardware defects that arise from the manufacture and use of our products. This covers chips boards and finished systems and takes place both in the manufacturing sites and in the field.
Responsibilities and Duties
- Lead development and deployment of SLT hardware and software solutions supporting silicon bring-up characterization yield learning and manufacturing deployment.
- Own major SLT workstreams and drive execution from requirements definition through deployment and production readiness.
- Develop and integrate SLT test content in collaboration with Silicon Validation Bring-up Product Engineering and Manufacturing teams.
- Lead development of SLT hardware including test boards sockets thermal solutions instrumentation and vendor engagements.
- Develop and maintain SLT software frameworks automation infrastructure diagnostics telemetry collection and data analysis tools.
- Drive characterization activities including voltage margining frequency characterization thermal characterization and reliability screening.
- Lead debug failure analysis root-cause investigations and correlation activities across Simulation ATE Bench SLT and manufacturing environments.
- Define and optimize test coverage test time screening effectiveness DPPM and manufacturing test strategies.
- Support transfer of SLT solutions into OSAT and contract manufacturing environments and provide production ramp support.
- Work closely with DFT teams to understand testability observability scan architectures and manufacturing test requirements.
- Contribute to definition of future SLT architectures methodologies and infrastructure requirements.
- Mentor junior engineers and provide technical leadership within the team.
- Drive technical reviews project planning risk management and execution tracking for assigned workstreams.
- Collaborate with external vendors and industry partners to evaluate and deploy SLT platforms and solutions.
Candidate Profile
Essential:
- Experience in System-Level Test production test characterization or post-silicon validation of complex semiconductor products.
- Strong understanding of semiconductor fundamentals power delivery signal integrity board design practices and advanced packaging technologies.
- Knowledge of DFT methodologies including scan JTAG BIST MBIST boundary scan and manufacturing test architectures.
- Experience working with OSATs contract manufacturers and high-volume manufacturing environments.
- Strong scripting automation and debug skills using Python Tcl Shell Perl or similar languages.
- Demonstrated ability to lead technical projects and coordinate cross-functional activities.
- Strong communication collaboration and problem-solving skills.
- Bachelor's degree in electrical engineering Computer Engineering or related field.
Desirable
- Experience with System-Level Test (SLT) production test characterization or post-silicon validation of 2.5D/3D stacked semiconductor products.
- Familiarity with advanced packaging technologies such as chiplets CoWoS SoIC HCB or other integration methods.
- Experience with manufacturing test flows OSAT engagement and production ramp activities.
Benefits
In addition to a competitive salary Graphcore offers flexible working and a comprehensive benefits package designed to support your health wellbeing and financial future. Our benefits include medical dental and vision coverage Flexible Spending Accounts (FSAs) Health Savings Accounts (HSAs) disability and life insurance a 401(k) retirement plan commuter benefits wellness services and an Employee Assistance Programme (EAP). We welcome people of different backgrounds and experiences; we're committed to building an inclusive work environment that makes Graphcore a great home for everyone. We offer an equal opportunity process and understand that there are visible and invisible differences in all of us. We can provide a flexible approach to interview and encourage you to chat to us if you require any reasonable adjustments.
Skills Required
- Experience in system-level test production test characterization or post-silicon validation of complex semiconductor products
- Strong understanding of semiconductor fundamentals power delivery signal integrity board design practices and advanced packaging technologies
- Knowledge of DFT methodologies including scan JTAG BIST MBIST and boundary scan
- Experience working with OSATs contract manufacturers and high-volume manufacturing environments
- Strong scripting automation and debug skills using Python Tcl Shell Perl or similar languages
- Demonstrated ability to lead technical projects and coordinate cross-functional activities
- Strong communication collaboration and problem-solving skills
- Bachelor's degree in Electrical Engineering Computer Engineering or related field
- Experience with SLT production test characterization or post-silicon validation of 2.5D/3D stacked semiconductor products
- Familiarity with advanced packaging technologies such as chiplets CoWoS SoIC or HCB
- Experience with manufacturing test flows OSAT engagement and production ramp activities
What the Team is Saying
Graphcore Compensation & Benefits Highlights
- Healthcare Strength—Healthcare is presented with day-one U.S. medical coverage plus dental/vision mental health support and concierge services. Wellbeing extras such as an EAP and pet insurance broaden the health-focused package.
- Retirement Support—Retirement programs include a company-matched 401(k) in the U.S. and matched pensions in the U.K. Employer-provided life insurance and disability/income protection further reinforce long-term financial security.
- Leave & Time Off Breadth—Time off is framed as flexible or unlimited in multiple locations with paid holidays and generous parental leave highlighted. Flexible hours are emphasized to accommodate personal needs alongside a hybrid model.
Graphcore Insights
What We Do
At Graphcore we’re building the future of AI compute. We’re a team of semiconductor software and AI experts with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group backed by significant long-term investment we are delivering key technology into the fast-growing SoftBank AI ecosystem. To meet the vast and exciting AI opportunity Graphcore is expanding its teams around the world. We are bringing together the brightest minds to solve the toughest problems in a place where everyone has the opportunity to make an impact on the company our products and the future of artificial intelligence.
Why Work With Us
Our team is at the forefront of the machine intelligence revolution enabling innovators from all industries to build AI-native products to expand human potential. What we do at Graphcore really makes a difference.
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Graphcore Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
At Graphcore we value wellbeing and flexibility to support a healthy work/life balance. Our hybrid approach encourages office-based colleagues to work onsite three days a week with trusted flexibility built on trust and transparency for everyone.
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