System Architect

About IonQ: 

IonQ, Inc. [NYSE: IONQ] is the world’s leading quantum platform and merchant supplier - delivering integrated quantum solutions across computing, networking, sensing, and security. IonQ’s newest generation of quantum computers, the IonQ Tempo, is the latest in a line of cutting-edge systems that have been helping customers and partners including Amazon Web Services, and AstraZeneca achieve 20x performance results and accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity, and defense. In 2025, the company achieved 99.99% two-qubit gate fidelity, setting a world record in quantum computing performance.

Headquartered in College Park, Maryland, IonQ has operations in California, Colorado, Massachusetts, Tennessee, Washington, Italy, South Korea, Sweden, Switzerland, Canada, and the United Kingdom. Our quantum computing services are available through all major cloud providers, while we also meet the needs of networking and sensing customers across land, sea, air, and space. IonQ is making quantum platforms more accessible and impactful than ever before.  

What to expect

We are looking for a Staff System Architect to be fully dedicated to the SNSPD product line, with a strong focus on leading the technical architecture and roadmap for our next-generation rack-mountable SNSPD (Superconducting Nanowire Single-Photon Detector) platform. This role is critical to defining and guiding the technical evolution of our cutting-edge cryogenic photon detection systems, ensuring architectural coherence across hardware, software, and integration domains while supporting our product vision and market requirements.