Principal Data Scientist – DDSAI GD

About the role

J&J Innovative Medicine – Data, Data Science, and AI - Global Development (DDSAI GD) is seeking a Principal Data Scientist to lead end-to-end delivery of integrated analytical solutions for defined clinical-development and trial-operations business problems. This role owns solution definition, delivery, adoption, and use-case outcomes across connected stakeholder groups using ML, GenAI, optimization, and RWD.

What you'll do

• Own the end-to-end definition, development, validation, deployment, and adoption of integrated data-science solutions for defined business problems
• Lead predictive modeling, simulations, optimization, and GenAI applications for study feasibility, enrollment forecasting, country and site selection, protocol design
• Apply clinical, operational, cost, and RWD—including EHR, claims, registries, and clinical-trial data—to generate evidence on patient populations, treatment pathways
• Lead RWD analytics that inform protocol feasibility, eligibility criteria, recruitment and retention, study design, comparative evidence, and external-control use cases
• Develop LLM-enabled workflows for information extraction, protocol comparison, data harmonization, clinical-concept interpretation, and targeted workflow automation

What you need

• 5–9 yrs of experience
• Machine learning
• SQL
• LLMs
• Python
• MLOps
• NLP
• PhD or B.Tech or B.E. or B.Sc or BCA or M.Tech or MCA

Good to have

• Data privacy
• Data visualisation