Principal Photonic Device Design Engineer at IonQ

The role

As a Principal Photonic Device Design Engineer, you will lead the design and development of semiconductor lasers and active photonic devices for IonQ’s quantum platforms. Based in Santa Barbara, you will define technology roadmaps and guide multidisciplinary teams from initial concept through production qualification.

What you'll do

• Lead the development of semiconductor lasers and active photonic-device architectures
• Translate system requirements into device specifications and epitaxial designs
• Manage device designs from modeling and simulation through production qualification
• Establish design methodologies and verification standards for photonic components
• Collaborate with foundries and process engineers to align designs with fabrication
• Provide technical direction and mentorship to cross-functional engineering teams

What you'll bring

• PhD in a related field with five years of experience or eight years of industry experience
• Deep expertise in semiconductor lasers and III-V integrated photonics
• Proven success developing active photonic devices through multiple fabrication cycles
• Extensive experience with photonic-device modeling and mask layout
• Strong understanding of laser physics and epitaxial structures

Your impact

This role will directly influence the scalability and performance of IonQ's quantum computing systems by delivering advanced integrated photonic solutions. By leading the transition of complex device designs into production, you will help maintain the company's position as a world leader in quantum hardware and innovation.