As a Nanofabrication Engineer, you will advance the next generation of processing and packaging efforts for frontier AI compute systems. Working alongside leading AI scientists, you will develop and optimize advanced photonic and hardware systems from first principles. This is a rare opportunity to shape the hardware infrastructure powering the future of AI.
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Nanofabrication Engineer at Piris Labs
Join a high-velocity YC W26 hardware startup in San Francisco building the next generation of compute infrastructure for AI inference. As a Nanofabrication Engineer, you will leverage elite facilities—including 120 kV E-beam lithography and advanced photonic tools—to develop the hardware powering frontier AI models. Whether you are a junior or senior engineer, this is a unique chance to work alongside world-class scientists and shape the future of hardware from first principles in a fast-moving, high-impact environment. If you have deep cleanroom experience and a passion for photonic systems, we want to hear from you.
Overview
Role overview
Company
Piris Labs
YC W26 hardware startup reimagining compute infrastructure for the AI inference era
Responsibilities
What you will do
- Develop and optimize complex nanofabrication processes for advanced photonic systems using tools like MLA150 Heidelberg and 100–120 kV E-beam lithography.
- Execute process integration for advanced packaging and device fabrication, including thick metal deposition, lift-off, and PECVD workflows.
- Conduct high-precision film and surface characterization using specialized tools such as Ellipsometry, Atomic Force Microscopy (AFM), and SEM.
Candidate profile
Who this is a fit for
- Possesses deep hands-on cleanroom fabrication experience, ideally with specific exposure to UC Berkeley or Stanford University nanofabrication facilities.
- Holds a PhD (or an MS/BS with significant industry experience) and a strong technical grasp of nanofabrication chemistry and process interactions.
- Demonstrates a practical, detail-oriented approach to building hardware, with prior experience in fiber optics or photonics being a significant advantage.
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What makes it remarkable
Why this role is remarkable
- Join a high-velocity YC W26 startup at the ground floor, working directly on the hardware infrastructure that will define the AI inference era.
- Gain hands-on exposure to a world-class tech stack including 120 kV E-beam lithography, DUV, and advanced photonic integration tools.
- Work in an environment that blends first-principles research with rapid hardware iteration alongside elite AI scientists and hardware experts.
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How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
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