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Senior Cryogenic Engineer

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,

Company

IonQ

Location

Geneva, Switzerland

Status

Open

Posted

2026-10-19T20:27:30+00:00

Senior Cryogenic Engineer at IonQ in Geneva, working on-site to support and develop cryogenic platforms for the SNSPD product line, with emphasis on rack-mountable next-generation systems. The role covers system-level specification, integration and testing, collaboration with vendors and partners, and operational support for existing 2 K cryo-systems. The posting asks for a master's degree (PhD preferred) in applied physics, system engineering, mechanical engineering, 5–7+ years in cryogenics, and hands-on experience with dilution, sorption and 1 K cryostats. It notes U.S. export-control requirements and lists no salary range.