Senior Machine Learning Engineer

🇫🇷 Paris, FR On-site IT Posted Apr 1, 2026

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LocationParis, FR

WorkplaceOn-site

CategoryIT

IT CategoryData Science & ML

PostedApril 1, 2026

Last verifiedMay 6, 2026

About the company Raidium is building a foundation Model for precision medicine in radiology. Our first release, Curia is already state of the art. We aim to broadly democratize access to imaging biomarkers for both clinical and research applications through a biomarker factory. Our model is embedded in a new type of solution for the radiologist that enables a revolutionary AI-native workflow. Thanks to a 16M€ seed round raised in November 2024, Raidium is expanding its team. The team The founders of Raidium are experts in radiology and machine learning from Owkin, bringing together extensive experience from both fields. Paul Herent, CEO, is a radiologist and former interne des hôpitaux de Paris, with a Cogmaster (ENS) and PSL background, and has published pioneering research on deep learning in radiology. Pierre Manceron, CTO, is a Centrale Paris engineer specialized in Applied Mathematics and Machine Learning, who previously led machine learning projects at Owkin. Sebastian Schwarz, COO, holds a double degree in X-HEC Data Science & Business, who previously worked as a Strategy & Operations Director at Owkin, where he developed Owkin’s strategic vision and operational agency. Our team brings together strong academic foundations (Polytechnique, Ponts, MVA) and deep medical, AI, and business experience from leading medical and tech companies such as Owkin, Cardiologs, Datadog, and Meta, all united by a mission to revolutionize radiology through cutting-edge technology. The role As a Machine Learning Engineer at Raidium, you will be at the center of the cutting-edge Deep Learning technology of Raidium. This position involves: ML Core Contributor: Contribute to the design and refinement of Raidium’s deep learning models, developing high-performance architectures tailored for complex medical applications. You will work on a diverse range of challenges, from automatic lesion detection and semi-automatic organ segmentation to diagnostic exam classification. Your role spans the entire development lifecycle, encompassing initial modeling, seamless product integration, and contributing to scientific publications. Project Leadership: Act as the technical lead and Point of Contact (PoC) for specific initiatives, owning the lifecycle from initial prototyping and validation to final product integration. Cross-Functional Synergy: Partner with product managers, software engineers, devops engineers to translate cutting-edge research into scalable, high-impact product features. Finally, you will work in Radium Parisian offices (in the Cochin Faculty, next to Port Royal), but have the opportunity to spend some afternoons along with our companion center CT Scans and MRIs!