Jobs in France

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• CQ

  Senior Quantum Instrumentalist / Metrologist

  2 weeks ago

  C12 Quantum Electronics · Paris, France

  On-siteSeniorEngineering

  The Qubit Control team sits at the heart of this effort. We develop the methods that make qubits work: tuning protocols, readout strategies, gate implementations. We optimise the control and readout electronics and protocols, explore large parameter spaces, investigate the…

• CQ

  Lab Technician

  4 weeks ago

  C12 Quantum Electronics · Paris, France

  On-siteScience & research

  As part of the Carbon NanoTube (CNT) Engineering team at C12, you will support the teams which produce, characterize and manipulate the carbon nanotubes and help ensure smooth, safe and reliable day-to-day lab operations. Your job will involve:

• CQ

  Senior Software Engineer

  7 weeks ago

  C12 Quantum Electronics · Paris, France

  HybridSeniorEngineering

  The Software team is here to assist and facilitate the work of the research teams towards building a quantum computer.

• CQ

  Head of Nanofabrication

  8 weeks ago

  C12 Quantum Electronics · Paris, France

  HybridDirectorEngineering

  As Head of Nanofabrication at C12, you will own the strategy, development and execution of our nanofabrication activities, from current wafer production to the next generations of processes.

• CQ

  Nano-assembly Lead

  2 months ago

  C12 Quantum Electronics · Paris, France

  On-siteLead / staffTrades & logistics

  You will lead the nano-assembly team, composed of 3 research engineers. You will help them develop and operate efficiently our nano-assembly setups for the transfer of ultra-pure carbon nanotubes onto our quantum processor microchips.

• CQ

  Operations & Reliability Manager

  3 months ago

  C12 Quantum Electronics · Paris, France

  On-siteSeniorOperations

  C12 builds quantum computers in-house in Paris, on a unique carbon-nanotube qubit platform. As we scale, our lab is becoming a real production facility: cleanrooms, industrial fabrication tools, dilution refrigerators, gas and cryogenic systems that must run reliably every day.

• CQ

  Senior Experimental Quantum Physicist

  3 months ago

  C12 Quantum Electronics · Paris, France

  On-siteSeniorScience & research

  C12 Quantum Electronics is developing a hybrid quantum architecture based on spin qubits in carbon nanotubes, coupled through a circuit quantum electrodynamics (cQED) platform. Our approach combines the exceptional coherence properties of carbon-based qubits with…

• CQ

  Thermal Systems Engineer

  4 months ago

  C12 Quantum Electronics · Paris, France

  On-siteSeniorEngineering

  As Thermal Modeling & Cryogenic Systems Engineer (Quantum Hardware), you will play a central role in enabling the next generation of our quantum computers. You will own the thermal architecture and thermal models of complex cryogenic quantum systems that combine a growing…

• CQ

  Head of Theory & Applications

  4 months ago

  C12 Quantum Electronics · Paris, France

  HybridDirectorEngineering

  As Head of Theory & Applications at C12, you are expected to lead and coordinate the Theory & Applications team across three main areas:

Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.