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.
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