Principal SLT Test Engineer

Graphcore
Austin, TX
On-site

Who this role is best for

Strong fit for experienced test engineers who lead team-building and implement SLT tests for complex AI processors.

Best fit for

  • Candidates with deep knowledge of digital ICs and DFT strategies for multi-die systems
    — “Understanding of top, and board level DFT strategies within a 3D, multi-die product”
  • Individuals who have successfully transferred test solutions to offshore vendors
    — “Transferring test solutions to the offshore vendors, as part of an NPI release”

Things to consider

  • The role may require managing cross-department and cross-company teams with high pressure
    — “Ability to work within high pressure cross-department and cross-company teams”
  • Candidates must have a degree in electronics or a related field
    — “Degree level qualifications in electronics or a related field”

How to stand out

  • Highlight your experience in managing test teams and defining SLT test solutions
    — “building a team of engineers to implement SLT test solutions”
  • Emphasize your background in functional testing of complex systems
    — “Understanding of functional test of complex systems”
  • Showcase your scripting and debugging skills in Python, TCL, Perl, or Shell
    — “Strong scripting and debugging skills using programming languages like Python, TCL, Perl, Shell etc”
Pace · Fast PacedCollaboration · HighAutonomy · MediumDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • implemented SLT test solutions
  • defined test fixtures
  • transferred test solutions to vendors
Typical background
production test experience of large digital devices

Skills & requirements

Required

System Level Test CapabilityManufacturing Test SolutionsSLT Test SolutionsDFT StrategiesTest FixturesTest Programs

Preferred

3D Multi-die Product UnderstandingNPI Release

Stack & domain

SLT Test SolutionsSystem Level TestAI ProcessorsFunctional TestATE Test EngineeringDFT StrategiesIQC StageTest FixturesProduction TestDigital Integrated CircuitsAdvanced Test TechniquesDFT ComponentsJTAGBISTMbistFunctional Test Of Complex SystemsVolume ManufactureOsatsContract ManufacturersSilicon Bring-upYield LearningImprovementLeadershipCommunicationTeamworkProblem-solvingTechnical Decision-makingCollaborationSemiconductorSoftwareAIHardware TestingManufacturingQuality Assurance

About the role

Original posting from Graphcore via Greenhouse

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 Silicon Test Engineer to join our Product Test and Diagnosis Department (PTD). 

This is a pivotal role and will involve building a team of engineers to develop System Level Test (SLT) capability within the company. Working closely with a cross-functional team you will implement SLT tests for a family of next generation AI Processors.  

The ideal candidate should have a focus on quality and demonstrate a good understanding of the importance of production test on the success of a product. 

They will have a proven Functional Test or ATE Test Engineering background, and will have a pragmatic, hands-on and flexible approach to a fast-changing environment. 

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 

Managing a team of engineers to implement SLT test solutions for a multi-die AI Processor product 

Working with the Silicon, Test and DFT teams to define manufacturing test solutions 

Working with key industry leaders to develop an SLT system capable of meeting the products needs 

Understanding of top, and board level DFT strategies within a 3D, multi-die product 

Understanding of implementation details for an Incoming Quality Inspection (IQC) stage, and the inter-department complexities 

Defining test fixtures for SLT Test Solutions: Structural and functional test equipment, interface PCBs, sockets, cooling systems, etc 

Writing Production, Engineering and Characterisation Test Programs on Advanced SLT platforms 

Working with other departments to balance test coverage and fault detection across all test stages in the flow; ATE, board, blade, and in-field test 

Correlation to bench measurements 

Transferring test solutions to the offshore vendors, as part of an NPI release  

Work collaboratively with other engineering teams to ensure successful silicon, and board bring-up and help identify any silicon failures to enhance yield learning and improvement 

Candidate Profile  

Essential: 

A pragmatic approach, the ability to improvise, pitch in, and get the job done 

Experience in production test of large digital devices 

Very good knowledge of digital integrated circuits and advanced test techniques 

Very good understanding of DFT components such as (i)JTAG (IEEE 1149.x), BIST, MBIST, etc 

Understanding of functional test of complex systems 

Experience in transferring to volume manufacture to OSATs and Contract Manufacturers 

Ability to work within high pressure cross-department and cross-company teams 

Ability to mentor junior members of the team 

Strong scripting and debugging skills using programming languages like Python, TCL, Perl, Shell etc 

Degree level qualifications in electronics or a related field 

Good communication skills 

Desirable 

Proven competence on SLT testers 

Experience of thermal control of high-power devices in a production environment. 

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.

Source: Graphcore careers (Greenhouse)

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