Nexeo Belgium is a consulting company supporting clients in the banking, finance, insurance, and public sectors throughout their transformation projects. We are currently looking for a Senior Data Scientist to join the Predictive Models Team within the Marketing and Communication department of a leading organization. Mission Context The Predictive Models Team provides responsible AI models to enable impactful and efficient campaigns by optimizing reach and relevance for customers and employees. As a Senior Data Scientist, you will tackle various business challenges, build models to support customer journey-driven marketing campaigns, and collaborate closely with a team of motivated data scientists eager to share expertise and learn continuously. Key Responsibilities Capture business needs, determine feasibility, and design predictive models to identify the most relevant target groups Build, deploy, and monitor responsible AI models, including using LLMs for text classification and summarization Create pipelines to clean and structure web analytics data and detect customer intent Apply best practices for AI model explainability, interpretability, and validation Translate technical insights into actionable business recommendations for Marketing and Communication teams Support campaign measurement, testing, and adoption of AI-driven solutions Profile Languages English – Fluent Dutch – Fluent OR French – Fluent Education ~ Master’s degree or higher in a quantitative field (Statistics, Mathematics, Computer Science) or equivalent experience Experience & Technical Skills Mandatory ~5+ years of experience in data science and predictive modeling ~ Expert in Python and Python data science libraries (scikit-learn, PyTorch, TensorFlow)~ Expertise in customer journey modeling (e.G., next best action)~ Strong knowledge of ML algorithms, statistics, and experiment design ~ Expertise in LLMs for text classification, summarization, and responsible AI practices ~ SQL, git, bash Preferred Incremental learning, uplift modeling Marketing Mix Modeling and optimization under constraints SAS, Streamlit Soft Skills Take ownership and drive projects end-to-end Translate data insights into actionable business decisions Quick learner, autonomous, analytical, and problem-solving mindset Team player with clear and concise communication Proactive and results-oriented This is a high-impact opportunity to work on AI-driven predictive models within marketing and communication, collaborating with a team of experts and influencing campaign outcomes with advanced analytics. #DataScientist #AI #PredictiveModels #MachineLearning #MarketingAnalytics #ResponsibleAI #Nexeo #HybridWork #CareerOpportunity