Alice & Bob is developing the first universal, fault-tolerant quantum computer to solve the world’s hardest problems.
The quantum computer we envision building is based on a new kind of superconducting qubit: the Schrödinger cat qubit 🐈⬛. In comparison to other superconducting platforms, cat qubits have the astonishing ability to implement quantum error correction autonomously!
We're a diverse team of 180+ brilliant minds from over 30 countries united by a single goal: to revolutionise computing with a practical fault-tolerant quantum machine. Are you ready to take on unprecedented challenges and contribute to revolutionising technology? Join us, and let's shape the future of quantum computing together!
Alice&Bob développe un ordinateur quantique basé sur des qubits chats🐈⬛. Après avoir initialement réalisé la nanofabrication des circuits dans des salles blanches académiques, Alice&Bob passe à la vitesse supérieure en exploitant sa propre salle blanche de prototypage en Île-de-France.
Au sein du département Quantum Hardware, l’équipe « nanofabrication backend » joue un rôle central dans le process de fabrication des processeurs quantiques d’Alice&Bob.
L’équipe est responsable de :
- La livraison régulière de puces de test
- Le développement et l’amélioration des procédés (qualité, sélection de puces…)
- La gestion des équipements : vérifications quotidiennes, suivi du planning de maintenance, premier niveau de dépannage
- La sélection, l’installation et la qualification de nouveaux équipements
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À propos du poste
Pour ce poste, nous recherchons un.e technicien.ne ayant une expérience en backend / tests électriques dans des procédés semi-conducteurs ou supraconducteurs, pour rejoindre notre équipe.
En tant que technicien.ne nanofabrication backend, vous jouerez un rôle clé dans la concrétisation des designs de QPU imaginés par l’entreprise. Votre technicité et votre attention aux détails contribueront directement à notre excellence technique et à notre rapidité d’exécution.
Responsabilités principales :
- Réalisation des opérations quotidiennes, incluant :Tests électriques à température ambiante sur wafers et puces
- Dicing
- Nettoyage
- Inspection optique
- Wirebonding des puces dans les supports d’échantillons
- Assemblage des supports d’échantillons
- Analyse de défaillance (observations et rédaction de rapport)
- Développement de procédés : Participer aux tests R&D pour améliorer les procédés / recettes, en restant à jour sur les avancées technologiques les plus récentes.
- Responsabilité d’équipements : Être en charge d’un ou plusieurs équipements de l’équipe (suivi de la maintenance préventive, gestion des pannes et dépannage si nécessaire). Cela inclut également la formation de nouveaux utilisateurs sur l’outil si besoin.
- Amélioration continue : Contribuer aux projets d’amélioration continue de l’équipe (résolution de problèmes, A3, analyses de défaillance…)
- Documentation & reporting : S’assurer que les procédures opératoires sont à jour, et documenter les opérations ainsi que les résultats obtenus.
Profil recherché :
Formation : Bac+2/3 dans un domaine pertinent (DUT/BUT « Électronique », « Mesures Physiques », « Microélectronique » ou équivalent)
Expérience : Minimum 5 ans d’expérience en tant que technicien.ne de laboratoire ou d’exploitation dans un environnement industriel ou de R&D. Une expérience en environnement semi-conducteur, électronique est un plus.
Une expérience dans un ou plusieurs des procédés backend (wirebonding, dicing, tests électriques) est également un atout.
Compétences :
- Rigueur et respect strict des procédures
- Autonomie
- Sens de l’amélioration continue
- Capacité à travailler en équipe pluridisciplinaire sans friction
- Aptitude au dépannage et à la résolution de problèmes matériels
- Anglais : niveau intermédiaire requis (pour interagir avec l’équipe Alice&Bob et les fournisseurs)
Avantages
- 25 jours de congés payés (conformément au droit français) + Jours de RTT.
- Prise en charge de 50 % des frais de transport ou, indemnité kilométrique annuelle pour les adeptes du vélo.
- Couverture santé compétitive avec Helium/AXA.
- Tickets restaurant avec Swile.
- Accès à une cuisine entièrement équipée.
- Avantages parentaux incluant une aide à la recherche de places en crèche.
- Soutien en santé mentale via moka.care.
- Abonnement à des activités sportives ou culturelles subventionné (Urban Sports Club)
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TECHNICAL & MARKET ANALYSIS | Appended by Quantum.Jobs
The requirement for specialized backend technical expertise in quantum hardware fabrication is driven by the industry transition from academic proof-of-concept to industrial-grade reliability. As superconducting qubit architectures move toward higher technology readiness levels, the structural integrity and electrical characterization of quantum processing units (QPUs) become the primary determinants of manufacturing yield. This role type serves as a critical bridge between cleanroom nanofabrication and cryogenic systems integration, ensuring that architectural designs survive the packaging and interconnect phases. Market signals indicate that the availability of technicians capable of managing these high-precision backend processes is a major bottleneck for the European quantum ecosystem. By stabilizing the transition from wafer-scale fabrication to deployable hardware modules, this function directly enables the progression toward fault-tolerant computing infrastructure.
The quantum hardware sector is currently navigating a period of intensive industrialization, where the focus has shifted from fundamental qubit research to the systematic scaling of hardware platforms. In this context, the backend of the fabrication process represents a significant technical barrier. Unlike classical semiconductor manufacturing, quantum hardware requires extreme precision in wirebonding, dicing, and sample mounting to avoid environmental decoherence and material degradation. The integration of "cat qubit" architectures, such as those pioneered by Alice & Bob, necessitates specialized handling protocols to maintain the unique error-correction properties of these superconducting circuits. This ecosystem-level shift requires a workforce capable of operating within high-spec prototyping facilities while maintaining the rigorous standards of industrial production.
Macro-level analysis suggests that the European quantum industry is increasingly focused on developing sovereign supply chains and internal manufacturing capabilities to reduce dependence on external foundries. This trend is reinforced by public funding cycles that prioritize technology infrastructure and regional capability building. However, a mismatch exists between the high demand for skilled technicians and the current supply of industry-ready talent. The ability of hardware firms to maintain high-frequency testing cycles and iterative process improvements is fundamentally limited by the throughput of their backend teams. Consequently, the maturation of the quantum hardware value chain depends on standardizing these specialized processes to ensure reproducibility across multi-jurisdictional research and production hubs.
Furthermore, the convergence of quantum and classical compute infrastructure introduces additional complexity into the backend phase. High-performance computing integration requires QPUs to meet stringent interoperability standards, making electrical characterization and failure analysis essential for commercial viability. Ongoing ecosystem initiatives aim to accelerate readiness for practical quantum applications, but these are contingent upon the physical reliability of the underlying hardware. The stabilization of backend fabrication is therefore not merely a supporting function but a core strategic driver for the industry’s progression toward utility-scale systems.
The capability architecture for this role type centers on the intersection of microelectronics expertise and specialized quantum hardware constraints. At the foundational layer, mastery of precision assembly techniques—such as wirebonding and dicing—is required to ensure the physical integrity of sensitive superconducting components. This is coupled with a deep understanding of electrical characterization at the wafer and chip level, which allows for the rapid identification of fabrication anomalies that could compromise qubit performance. These capabilities are critical for bridging the gap between design intent and physical implementation, as they provide the data-driven feedback loops necessary for process optimization.
Beyond mechanical and electrical skills, the role facilitates a cross-functional interface between hardware engineering and equipment maintenance. The ability to calibrate and manage specialized laboratory tools ensures that prototyping environments remain stable over long iteration cycles. This technical-operational coupling is essential for maximizing the lifecycle of high-capital assets and ensuring that hardware development can proceed without infrastructure-related delays. By maintaining rigorous documentation and reporting standards, technicians enable the knowledge transfer required for scaling production from laboratory prototypes to standardized commercial-grade modules.
Ensures the continuous translation of architectural designs into functional hardware modules
Mitigates systemic risks associated with backend processing errors in superconducting architectures
Facilitates the transition from academic cleanroom environments to specialized prototyping facilities
Reduces iteration friction by providing high-fidelity electrical characterization data for process improvement
Strengthens the reliability of quantum processing units through precise assembly and packaging protocols
Harmonizes backend operations with the unique requirements of autonomously error-correcting qubits
Optimizes the throughput of hardware testing cycles through proactive equipment management
Supports the scaling of hardware production by standardizing backend fabrication workflows
Shortens the time-to-market for new iterations by ensuring high yield during chip packaging
Improves the reproducibility of hardware performance across various manufacturing batches
Protects capital-intensive cleanroom investments by maintaining rigorous equipment calibration standards
Enables the deterministic progression of technology readiness levels through reliable hardware assembly
Industry Tags: Quantum Hardware Fabrication, Superconducting Qubits, Backend Nanofabrication, Electrical Characterization, QPU Packaging, Cleanroom Prototyping, Fault-Tolerant Computing, Microelectronics Engineering, Quantum Ecosystem Development
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