Staff Engineer - Cryogenics

Entangled Future; Boston (MA); Híbrido; USD 150 000 - 210 000; Tempo integral

Resumo da oferta

IonQ in Boston, MA is seeking a Staff Cryogenic Engineer to lead the cryogenic subsystem development for diamond-based photonic interconnects. You will contribute to the commercialization of IonQ’s SiV quantum memories and work with a cross-functional team across R&D and hardware engineering.

The role requires extensive cryogenic design experience, 7+ years in cryo industry, and a track record in complex cryogenic systems, wiring, and UHV environments. On-site in Boston with ~10% travel.

Qualificações

• Masters degree in physics or closely related field.
• PhD in physics, applied physics, mechanical engineering, or closely related field.

Responsabilidades

• Lead the development of cryogenic subsystems for diamond-based photonic interconnects.
• Support and mature cryogenic platform for SiV quantum memories within a cross-functional team.
• Engineer R&D-scale subsystems and processes into robust production-ready components.

Formação académica

Masters in physics or closely related field

PhD in physics, applied physics, mechanical engineering, or closely related field

Ferramentas

CAD systems

Descrição da oferta de emprego

Staff Engineer - Cryogenics at IonQ, Boston, Massachusetts, United States. A lead-level full time position in the Research & Development team, listed under hardware engineering.

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. Location: This role will be based onsite at our Boston, MA office. Travel: 10%, domestic and international. Job ID: 1912 The Role: We are looking for a Staff Cryogenic Engineer for support and developing a cryogenic platform for diamond-based photonic interconnects between IonQ quantum processors. As a Staff Cryogenic Engineer, you’ll be part of a cross-functional team whose mission is to lead IonQ on its journey to build the world’s best quantum technologies to solve the world’s most complex problems. In this role, you will be an integral part of the commercialization process for IonQ’s SiV quantum memories, with applications across quantum computing, networking, and sensing. You will develop and mature cryogenic subsystems for defect-center based quantum memory nodes. Specifically, this involves engineering R&D-scale subsystems and processes into robust, r

Requirements

• Masters in physics, applied physics, mechanical engineering, or closely related field
• Experience working in cryo industry for 7+ years
• Experience in designing and evaluating performance of complex cryogenic systems
• Experience with operating and maintaining dilution, sorption, 1K cryostats
• Experience with cryogenic wiring, sensors, and heaters
• Experience with UHV systems in cryogenic environment: pumping, leak detection, sealing and joining techniques
• Experience with CAD systems and manufacturing
• PhD in physics, applied physics, mechanical engineering, or closely related field

Nice to Have

• PhD in physics, applied physics, mechanical engineering, or closely related field
• Experience working in cryo industry for 10+ years
• Experience with managing complex production lines
• Experience managing customer projects
• Experience with free-space or fiber optics
• Experience with working and integration of superconducting magnets