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Salary
≈ $31k – $49k per year (Estimated)
Location
In office (Paris)
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 28, 2026. First seen by Alion on Oct 7, 2026. C12 scores A on the Alion truth index.

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C12

C12 is a quantum computing hardware company headquartered in Paris, France, and founded in 2020 by twin brothers Matthieu and Pierre Desjardins. The company builds spin qubits from ultra pure carbon nanotubes suspended over silicon chips, an approach intended to reduce the noise that limits conventional solid state qubits. It works with research institutions and industrial partners in Europe and manufactures its devices using semiconductor compatible processes.

Your role at C12 Quantum Electronics:

    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:

  • Supporting daily lab operations across the CNT engineering team: loading/unloading equipments, manipulating samples between teams

  • Maintaining lab equipments : routine checks, basic maintenance and troubleshooting

  • Managing lab consumables and spare parts: inventory tracking, ordering and storage

  • Ensuring proper labeling, documentation and organization of samples and lab spaces

About you:

  • You have a technical degree (BTS, DUT, Bachelor’s or equivalent) in physics, electronics, materials science, chemistry or a related field

  • You love experimental lab work and have hands-on experience in a technical environment

  • You are comfortable exchanging with external partners and suppliers

  • You are detail-oriented and well organized in your work

  • You communicate easily in English (verbal and written)

  • Preferred traits

  • Experience in materials characterization techniques (e.g. SEM, probe station).

  • Experience with small electronics and mechanical parts

  • Experience with vacuum / gas systems

  • Experience in stock management

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