Senior Semiconductor Reliability Engineer – Advanced Silicon & Packaging
Graphcore is a Bristol-based AI chipmaker (IPU accelerators), a SoftBank subsidiary and a Molten Ventures portfolio company.
Maintainer signals as of 8/20/2026
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 lead reliability strategy for advanced silicon nodes and packaging technologies from technology selection and design enablement through qualification and manufacturing. You will assess risks, guide sign-off, lead reliability qualification, analyse failures across silicon and packages, use imaging methods to diagnose defects, and mentor engineers.
Requirements
- Bachelor’s or Master’s degree in Electrical Engineering, Materials Science, Physics, Mechanical Engineering, or a related field
- Strong semiconductor reliability experience across silicon, BEOL, interconnect, or advanced package technologies
- Deep understanding of electromigration, TDDB, BTI, and HCI mechanisms
- Hands-on experience with HTOL, thermal cycling, thermal shock, reflow testing, and JEDEC reliability standards
- Ability to use X-ray and CSAM analysis to diagnose package defects
- Strong technical judgement, communication, and ownership across foundries, OSATs, laboratories, and internal teams
Responsibilities
- Lead reliability strategy across silicon nodes and packaging technologies
- Shape reliability from technology selection through manufacturing
- Assess reliability risks and guide sign-off
- Lead qualification activities
- Drive failure analysis across silicon, interconnect, and package technologies
- Use X-ray and CSAM analysis to diagnose package defects
- Build reliability methods
- Mentor engineers
Benefits
- Flexible working
- Generous leave
- Matched pension contributions of up to 5%
- Phantom equity
- Free food
- On-site barista
- Income protection
- Life assurance
- Private medical insurance
- Dental cover
- Health cash plan
- Cycle to work scheme
- Give as you earn