Data Scientist Senior M/F

Let’s SOCOTEC! SOCOTEC is in the Top 10 of the Best Workplaces® 2026 in France (>2500 employees category)! Joining SOCOTEC means joining a tight-knit community of experts, a growing company that moves forward and values people and the development of its teams; it also means joining a collective dynamic that makes a difference in its markets: construction, real estate, infrastructure, industry, environment. A leader in the sustainability of buildings and infrastructure, SOCOTEC is a community of more than 15,000 experts based in 26 countries, all ready to take on challenges in the field of Testing, Inspection, and Certification (TIC) in construction, infrastructure, and industry. This year, SOCOTEC is recruiting 1,500 new employees. Join us and share a meaningful profession, serving a positive vision: inventing together the city of tomorrow, safer, sustainable, and inclusive. Within the group, you will join the Data & IA Hub: the Data & IA competence center for the 26 countries of the SOCOTEC group. The Hub is experiencing strong headcount growth with projects both internally and for the group's clients.

Integrated into the Data & IA Hub team, you will join a young team composed of Data Scientists, Data Engineers, and ML Engineers. You will work on three main missions: Internally, you will participate in defining the optimal data strategy for Socotec (structuring, processes, open data, external data purchasing)

In project mode, you will participate in the end-to-end management of final projects: data collection, preprocessing pipeline, modeling, and deployment. You will contribute to the development of the group's 4 main axes: Inspection 4.0: development of computer vision and NLP algorithms to support business experts in the field Assistants SOCOTEC: development of personalized agents for the group's services (RAG, text-to-SQL, …) IA+X for new services: development of hybridization techniques between physics and IA (digital twin, PINN) Information extraction from documents and plans

Mentoring junior teams and animating the group's Data & IA expert community The work will be done in collaboration with a team of developers to develop models and host deliverables on an AWS web platform. At SOCOTEC, careers are built with you towards what suits you best: technical expertise, team management (lead data), etc.

You will have the possibility to interact internationally (US, UK, ITA, ESP, NL) and international mobility opportunities are possible.

Master's in Data Science / Machine Learning or Generalist Engineer with an appetite for data Minimum 5 years of experience in applied Data Science, ideally in an industrial, technical, or highly data-driven environment Proficiency in Python and its data ecosystem (pandas, NumPy, scikit-learn, matplotlib, seaborn, etc.). Solid experience with machine learning and deep learning algorithms, as well as with at least one reference framework (TensorFlow, Keras, or PyTorch). Proficiency in collaborative development tools: Git, GitLab, Jupyter Notebooks, VS Code, etc. Knowledge of AWS environments (Lambda, Timescale, S3) and best practices for deploying models in production (MLOps) is appreciated. Knowledge of statistics, modeling, and multivariate analysis (factor analysis, PCA, clustering, regressions, etc.). Versatility and autonomy across the entire data project lifecycle (exploration, modeling, validation, deployment). Team spirit, scientific rigor, and a sense of collaboration Ability to support business and technical teams, to popularize complex subjects, and to contribute to the structuring of data best practices. Fluent and technical English

Socotec is committed to making you work in the best conditions; to achieve this, we provide you with: The position can be based in Palaiseau (91) or Lyon/Villeurbanne (69) Remuneration between €50k and €65k (depending on profile and experience) 50% coverage of your public transport subscription Employee health insurance plus children covered at 100% We support you in your career by encouraging internal promotion: at SOCOTEC, 75% of management positions are filled through internal promotions. Because you bring us your expertise, we help you grow it and actively contribute to your professional development through enriched training programs. With its 150 agencies in France, SOCOTEC offers geographic mobility opportunities. Our recruitment and integration process has been optimized to offer a simple, digital, and complete experience to every candidate.