Production Test Technician

ID Quantique (IDQ) as part of IONQ, is a global leader in quantum-safe communications and quantum detection systems. We provide solutions to protect governments, telecommunication infrastructures, and banking & financial institutions from the “harvest-now, decrypt-later” threat, delivering both terrestrial and space-based quantum-safe networks in live operation globally. Our Quantum Detection Systems push the limits of single-photon detection, powering breakthroughs in quantum communication, sensing, computing, and ultra-sensitive imaging in partnership with top researchers and tech innovators worldwide.

What to expect

We are looking for a Production Test Technician to join our Production Team based in Geneva. As a Test Technician, you will be part of a cross-functional team helping IonQ build the world's leading quantum computing platforms capable of solving some of the world's most complex problems.

What you'll be doing

In this role you will be responsible for the testing and characterisation of Superconducting Nanowire Single-Photon Detectors (SNSPDs), while supporting operational activities that ensure the efficient, reliable and high-quality execution of our production processes. You'll work in a highly technical environment where attention to detail, reliability and strict adherence to procedures and quality standards are essential.

What you'll bring

As an SNSPD Production Test Technician, you will play a key role in testing and characterising SNSPD detectors in accordance with established procedures and quality requirements. You will operate and maintain cryogenic systems, including filling and emptying cryostats, identify and troubleshoot testing anomalies, maintain accurate inventory and traceability records, and work closely with engineers, technicians and the wider production team to support manufacturing activities, continuous process improvements and the delivery of high-quality products.

Key responsibilities

• Test and characterise SNSPD detectors, identify and troubleshoot issues, and accurately document results to ensure full operational traceability.


• Operate and maintain cryogenic systems, including the filling and emptying of cryostats, while managing detector inventory and ensuring accurate tracking of components and materials.


• Collaborate with engineers, technicians and the wider production team to support production activities, continuous process improvement and the highest quality standards.

You'll be a great fit with

• A Bachelor's degree or technical diploma in Physics, Engineering or a related discipline is considered an advantage.


• 1-3 years previous experience in a testing, laboratory or production environment.


• Experience working with cryogenic systems is highly desirable.


• Excellent attention to detail, reliability and the ability to follow precise procedures.


• A collaborative approach with the ability to work both independently and as part of a team.


• Good written and verbal communication skills in English.

What We Offer

· A role at one of the fastest growing and most exciting Quantum companies in the world.

· A competitive compensation scheme, benefits package and equity plan. All designed to reward excellence.

· Flexible work models that let you balance your life, your family, and your career.

· Ongoing training and development to keep your skills sharp and your growth on track.

· A career development plan within the IonQ group’s companies

· A dynamic, close-knit environment where you collaborate with a global team of experts.

· A performance-driven culture built on trust, teamwork, and shared ambition.

ID Quantique/ IonQ is an equal opportunity employer and considers qualified applicants for employment without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity, age, disability, veteran status or any other status protected by law.