Principal Post-Silicon Validation Engineer

Graphcore; Bengaluru; On-site; INR 3,500,000 - 6,000,000; Full time

Job summary

Graphcore, Bengaluru campus, is seeking an experienced Post-Silicon Bringup lead to validate high-performance AI chips and platforms. You will validate first silicon, guide cross-team validation activities, and influence test infrastructure and processes.

The role requires deep Embedded C expertise, ARM CPU experience, and a track record of leading multi-site teams within ASIC environments.

Qualifications

• 13+ years of experience in post-silicon validation and ASIC environments.
• Strong experience in Embedded C and Arm CPUs.
• Experience building and leading multi-site teams.
• Experience with AMBA protocols and high-speed interfaces.

Responsibilities

• Plan, design, and debug silicon validation tests in bare metal C/C++ on FPGA/Emulator prior to first silicon.
• Deploy tests on first silicon and debugging them.
• Develop automated test framework and regression suites in Python.
• Collaborate with engineers across disciplines to improve validation methods.
• Improve test methodologies and infrastructure through continuous improvement.
• Analyze test results and identify/repair defects.
• Provide feedback to architects and contribute to shared validation resources.
• Lead and mentor team members across sites.

Skills

Embedded C

Arm CPUs

AMBA protocols

Multisite leadership

Python

Debugging

Team collaboration

Education

Bachelor's or Master's in Electrical/Computer Engineering

Tools

FPGA

Emulator

Python tooling

Job description

Graphcore is a globally recognised leader in Artificial Intelligence computing systems. The company designs advanced semiconductors and data centre hardware that provide the specialised processing power needed to drive AI innovation, while delivering the efficiency required to support its broader adoption. As part of the SoftBank Group, Graphcore is a member of an elite family of companies responsible for some of the world’s most transformative technologies. We are opening a new AI Engineering Campus in Bengaluru, which will play a central role in Graphcore's work, building the future of AI computing.

Job Summary

We have an exciting opportunity to be part of a collaborative, cross-functional development team validating cutting-edge, high-performance AI chips and platforms.

You will play a key role in supporting new product introductions and post-silicon validation.

Working within the Post-Silicon Validation team, you will be involved with bringing first silicon to life, functionally validating it and working closely with many other teams to help it become a fully characterised and working product, reporting project status/progress to program management on a regular basis. You will have the opportunity to provide technical guidance to other engineering team members. In this role, you can leverage our experience and industry knowledge to architect and drive implementation of continuous improvements to test infrastructure and processes.

The Team

The Post-Silicon Bringup team sits within the Architecture and Validation team, we are responsible for bringup and validation of new silicon when it returns from manufacture, enabling and supporting the production SW and FW teams to bring up their software and supporting the Silicon Characterisation team.

Responsibilities and Duties

• Plan, design, develop and debug silicon validation tests in bare metal C/C++ on FPGA/Emulator prior to first silicon
• Deploy silicon validation tests on first silicon and debugging them
• Develop automated test framework and regression test suites in Python to optimize validation efficiency
• Collaborate closely with engineers from many other disciplines on a variety of topics
• Work with Validation and Production Test engineering peers to implement best practices and continuous improvements to test methodologies
• Analyse test results, identify and debug failures/defects
• Contribute to shared test and validation infrastructure
• Provide feedback to architects

Candidate Profile

• Understanding of ML applications and their workloads
• A self-starter who can apply independent judgement
• A team player able to lead and support colleagues with difficult concepts
• Strong experience in Embedded C
• Excellent problem-solving, analytical & diagnostic skills
• Ability to work across teams and programming languages to find root causes of critical and complex issues
• Experience of the post-silicon validation process applied in digital ASIC environments
• Excellent communication skills and the ability to explain difficult concepts to resolve issues
• 13+ years experience
• Experience building and leading, multi-site teams
• Driver level experience with one or more of the following is highly desirable:
• Ethernet
• Memory technologies (LPDDR, DDR, HBM, …)
• Other peripherals such as I2C, I3C, SPI, …
• Good knowledge of mixed-signal building blocks such as PLLs, high speed PHYs and IC control/communication protocols is highly desirable.
• Experience of Arm CPUs, System IP and debug tools.
• Experience of AMBA protocols.
• Experience in Characterization, Failure Analysis, Test Development, Statistical analysis.

Pay range and compensation package

In addition to a competitive salary, Graphcore offers a competitive benefits package.

Equal Opportunity Statement

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 the interview and encourage you to chat to us if you require any reasonable adjustments.