Johnson & Johnson seeks a Principal Data Scientist to lead real-world evidence initiatives within R&D;, developing insights from diverse healthcare data sources to support clinical programs in neuroscience and regulatory submissions. The role combines data engineering, statistical analysis, and cross-functional collaboration in a hybrid Madrid or Barcelona setting.
Responsibilities
- Develop portfolio of real-world evidence projects providing insights to pipeline assets
- Design and execute end-to-end RWE studies from research questions through interpretation and publication
- Create study protocols, statistical analysis plans, and programming deliverables
- Analyze data and deliver urgent insights to internal and external stakeholders
- Communicate technical methods and results to diverse audiences to inform decision-making

Requirements
- Ph.D.



in quantitative field or Master's in biostatistics, data science, or bioinformatics
- 2+ years (Ph.D.) or 4+ years (Master's) in biopharma, RWE consulting, or healthcare industry
- Experience designing and executing studies with claims data, EHRs, or registries
- Expert proficiency in R or Python, SPARQL, or Cypher
- Demonstrated delivery of high-impact data science projects with predictive or machine learning methods
- Hands-on graph neural networks and graph machine learning experience
- Bioinformatics expertise with pathway and functional enrichment analysis

Compensation: €61,800–€106,260 base

📌 Principal Data Scientist, Real World Evidence (España)
🏢 Johnson & Johnson
📍 España