Pasqal conçoit et développe des processeurs quantiques (QPUs : Quantum Processing Units) et les outils logiciels associés. Notre technologie innovante permet de traiter des cas d’usage qui sont à ce jour hors de portée des plus puissants des supercalculateurs ; ces cas peuvent concerner des défis industriels applicatifs aussi bien que les besoins des sciences fondamentales.
Au-delà de la puissance de calcul exceptionnelle qu’ils apportent, les QPUs sont d’une très grande efficacité énergétique et contribueront à réduire fortement l’empreinte carbone de l’industrie du calcul intensif.
A propos d’Aeponyx
Basée à Montréal, Aeponyx (www.aeponyx.com) est un leader dans le développement de dispositifs de photonique intégrée en nitrure de silicium. Grâce à sa technologie brevetée, qui combine les systèmes micro-électromécaniques (MEMS) et la photonique sur silicium, l’entreprise conçoit et fabrique des circuits de photonique intégrée (PIC) destinés aux télécommunications, aux centres de données et aux technologies quantiques. Aeponyx est une filiale canadienne de Pasqal SAS (https://www.pasqal.com/fr/), un pionnier mondial des ordinateurs quantiques à atomes neutres.
Description du poste
Nous recherchons un concepteur ou une conceptrice photonique pour concevoir, développer et optimiser les composantes optiques de nos circuits photonique intégrés (PIC). Vous travaillerez en étroite collaboration avec notre nos équipes de conceptions, de microfabrication, d’électronique et de mécanique pour concevoir des puces optiques. Le poste est basé à Montréal, au CEIM.
Votre mission :
- Concevoir, simuler, fabriquer, intégrer et tester des composantes optiques : ex. lentilles, amplificateurs optiques (SOA), générateurs de secondes harmoniques (SHG), rubans de fibres optiques, etc.
- Réaliser et réviser les dessins de fabrication des composantes en tenant compte du procédé de fabrication et de l’intégration avec les puces intégrées photoniques (PIC)
- Analyser les données et résultats de tests des composantes fabriquées et optimiser la robustesse du design en vue de la production à grand volume
A propos de vous
- Maitrise ou doctorat en physique ou en génie physique ou tout autre domaine d'étude pertinent.
- Connaissance des outils de simulations optiques (ex : Zemax)
- Expérience en conception de système optique
- Sens des responsabilités, souci du détail, travail de précision et minutie.
- Expérience pratique de travail en équipe, autonomie dans le travail.
- La personne retenue doit être en mesure de communiquer efficacement en français, tant à l’oral qu’à l’écrit. La connaissance de l’anglais constitue un atout pour collaborer avec d’autres scientifiques possédant une expertise particulière, ainsi qu’avec des partenaires situés à l’extérieur du pays.
Atouts supplémentaires
- Expérience en conception de dispositifs photoniques intégrés.
- Compétences en programmation (Python, C#)
- Expérience en caractérisation de systèmes optiques
- Expérience en conception ou caractérisation de laser et de composantes optiques actives
- Maitrise de logiciels de dessins 2D ou 3D
Ce que nous proposons
- Type de contrat : CDI
- Une équipe internationale dynamique et soudée
- Un rôle clé dans une start-up deeptech en pleine croissance
- Du temps libre pour vous former et aller à des conférences/meetups
- Vacances : À partir de 4 semaines par année
Pasqal est un employeur garantissant l'égalité des chances. Nous nous engageons à créer un lieu de travail diversifié et inclusif, car l'inclusion et la diversité sont essentielles à la réalisation de notre mission. Nous encourageons les candidatures de tous les candidats qualifiés, quels que soient leur sexe, leur race, leur origine ethnique, leur âge, leur religion ou leur orientation sexuelle
Pasqal designs and develops Quantum Processing Units and dedicated software tools. These innovative processors address applications which are out of the reach of the most powerful existing supercomputers, encompassing real-world challenges as well as fundamental science. As they are very low energy intensive, they will significantly contribute to reduce the carbon footprint of the computing industry.
Pasqal has partnerships with key users in the fields of energy, IT, finance, drug and chemical design, automotive. The maturity and potential of our technology and the quality of our scientific team has been rewarded several times at French, European and global levels.
About Aeponyx
Based in Montréal, Aeponyx (www.aeponyx.com) is a leader in the development of silicon nitride integrated photonics devices. Through its patented technology combining microelectromechanical systems (MEMS) and silicon photonics, the company designs and manufactures photonic integrated circuits (PICs) for telecommunications, data center, and quantum technology applications. Aeponyx is a Canadian subsidiary of Pasqal SAS (https://www.pasqal.com/fr/), a global pioneer in neutral-atom quantum computers.
We are looking for a photonics designer to design, develop, and optimize optical systems. You will work closely with our design, microfabrication, electronics, and mechanical teams to design optical systems. The position is based in Montréal, at CEIM.
Your main responsabilities :
- Design, simulate, fabricate, integrate, and test optical components, e.g., lenses, semiconductor optical amplifiers (SOAs), second-harmonic generators (SHGs), optical fiber ribbons, etc.
- Produce and review component fabrication drawings while taking into account the fabrication process and integration with photonic integrated circuits (PICs).
- Analyze data and test results from fabricated components and optimize design robustness for high-volume production.
About you:
- Master’s degree or PhD in physics, engineering physics, or any other relevant field of study.
- Knowledge of optical simulation tools (e.g., Zemax).
- Experience in optical system design.
- Strong sense of responsibility, attention to detail, precision, and thoroughness.
- Practical experience working in a team and autonomy in day-to-day work.
Would be a plus if you have :
- Experience designing integrated photonic devices.
- Programming skills (Python, C#).
- Experience characterizing optical systems.
- Experience designing or characterizing lasers and active optical components.
- Proficiency with 2D or 3D design software.
The selected candidate must be able to communicate effectively in French, both orally and in writing. Knowledge of English is an asset for collaborating with other scientists with specific expertise, as well as with partners outside the country.
Right to work in Canada without sponsorship is preferred.
What we offer
- A dynamic, close-knit, collaborative, and diverse international team for co-workers
- An impactful role in an innovative team scale-up that contribute to the development of devices that control quantum computers
- Team outings
- Vacations: starting with 4 weeks per year
- Free time to learn and attend conferences/meetups
- Employment Terms : Full time permanent contract
Recruitment process
- A 1 hour video interview with hiring manager via Teams Video meeting
- A 30 minute interview with our talent acquisition team via Teams Video meeting
- An onsite interview with the team and the hiring manager
- An offer !
Pasqal is an equal opportunity employer. We are committed to creating a diverse and inclusive workplace, as inclusion and diversity are essential to achieving our mission. We encourage applications from all qualified candidates, regardless of gender, music preference, ethnicity, age, religion or sexual orientation.
TECHNICAL & MARKET ANALYSIS | Appended by Quantum.Jobs
The transition of quantum computing architectures from bulk optics to integrated photonic platforms represents a critical bottleneck in scaling neutral-atom and optical quantum processing units. Integrated photonics design engineering serves as a structural nexus within the hardware supply chain, converting complex free-space optical manipulations into chip-scale physical devices. As hardware developers strive for fault-tolerant quantum computing, the miniaturization and stabilization of active and passive optical routing become paramount to controlling qubit arrays efficiently. Market signals from regional deep-tech hubs highlight that specialized expertise in silicon nitride and MEMS-integrated photonics is essential for resolving the optical delivery challenges inherent in scaling neutral-atom architectures. By bridging microfabrication processes with high-precision optical design, this engineering function accelerates the transition from laboratory prototypes to scalable, high-volume manufacturing within the global quantum ecosystem.
The integrated photonics role sits within the foundational hardware enablement layer of the quantum computing value chain. Current industry focus lies on bridging classical optical control and quantum processing capabilities at scale. A primary bottleneck across photonic and neutral-atom hardware modalities is the stability and loss budget of optical interconnects. Translating optical assemblies into photonic integrated circuits (PICs) requires overcoming severe Technology Readiness Level (TRL) mismatches between commercial CMOS manufacturing processes and non-standard quantum-optical component requirements.
Macro-level constraints, including specialized foundry availability and raw material supply chains, dictate the pace of hardware iteration. Photonic design engineers must navigate vendor fragmentation across foundries while maintaining precise tolerance budgets for wavelength-specific devices, such as semiconductor optical amplifiers and frequency multipliers. As quantum hardware developers scale toward higher qubit counts, signal cross-talk, thermal dissipation, and coupling losses present compounding yield risks that directly impact machine fidelity.
Additionally, national security mandates and sovereign technology funds are driving the establishment of regional quantum hardware supply chains. The concentration of photonic expertise in specialized innovation ecosystems creates intense competition for cross-disciplinary talent capable of bridging optics, semiconductor fabrication, and precision engineering. Aligning microfabrication design rules with quantum control specifications remains critical for mitigating execution risks across public and private quantum hardware programs.
Capability architectures in this domain require the integration of electromagnetic wave simulation, optical layout synthesis, and physical layout verification tools. Structural leverage is generated through the co-design of passive waveguides, active amplification components, and optomechanical structures. Master layout parameters must directly account for foundry fabrication constraints, wafer-scale variability, and thermal expansion dynamics.
At the interface layer, engineers align optical simulation models with empirical test data collected from physical prototypes. Python and C#-based automated testing frameworks enable rapid feedback loops between microfabrication teams and optical systems architects. Managing these multi-physics interface dependencies ensures that integrated devices achieve high power efficiency, minimal propagation loss, and robust mechanical coupling with fiber arrays. - Accelerates the commercial transition from free-space optical setups to scalable photonic integrated circuits
- Reduces insertion losses and signal degradation across quantum hardware control interfaces
- Enhances physical QPU scalability by enabling miniaturized optical routing architectures
- Mitigates microfabrication yield risks through rigorous design-for-manufacturability workflows
- Optimizes power consumption and thermal load management within quantum control subsystems
- Facilitates high-volume scaling of neutral-atom quantum processors via automated optical assembly
- Standardizes test and characterization protocols for active and passive photonic components
- Strengthens domestic deep-tech supply chains through local foundry co-development and integration
- Drives cross-disciplinary alignment between semiconductor fabrication, mechanical, and electronic engineering teams
- Stabilizes optical control links against external environmental noise and mechanical drift
- Streamlines prototype iteration cycles via integrated multi-physics simulation and automated data pipelines
- Elevates technology readiness levels for critical optical hardware components in quantum processing unitsIndustry Tags: Integrated Photonics, Silicon Nitride, Quantum Processing Units, Photonic Integrated Circuits, Neutral-Atom Quantum Computing, Microfabrication, Optoelectronics, Active Optical Components, Optical Simulation
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