Senior AI Scientist, Therapeutics Data & Regulated LLMs

Johnson & Johnson Co.; Spring House (PA); On-site; USD 120,000 - 170,000; Full time

Job summary

Johnson & Johnson seeks a Senior Scientist, Data Science to design, develop, evaluate, and deploy AI and generative AI systems that accelerate workflows across Therapeutics Development & Supply (TDS). This hands-on IC role spans Product Development, Manufacturing, Clinical Supply Chain, Quality, and Digital & Data Science, delivering components and workflows within approved priorities.

You will apply responsible AI practices, build agentic AI solutions, and collaborate with regulatory and

Qualifications

• Degree in Engineering, Data Science, Life Sciences, Computer Science, or related field; advanced degree preferred.
• 1–3 years of hands-on AI/NLP/ML solution development, including practical LLM experience.
• Working knowledge of Pharmaceutical Product Development, including CMC.
• Proficiency in Python with coding, testing, and documentation experience.
• Strong communication skills for non-technical stakeholders.
• Preferred exposure to open-source agentic frameworks (LangGraph, DSPy, mem0).
• Familiarity with retrieval-augmented generation, embeddings, vector databases, and model evaluation.
• Exposure to regulated environments (GxP).
• Familiarity with responsible AI frameworks, content safety, and governance.

Responsibilities

• Develop, test, and support AI solutions for documentation, knowledge retrieval, evidence synthesis, and decision support in regulated environments.
• Build and test components of agentic AI workflows coordinating models, tools, data, and human review.
• Implement reusable AI capabilities using established DDSAI/AI‑ML architectures and platform standards.
• Translate defined needs into AI solution requirements with regulatory and scientific stakeholders.
• Apply evaluation frameworks for LLM systems and contribute to test cases and analyses.
• Collaborate with cross-functional teams to ensure solution adoption and governance.
• Communicate progress, results, limitations, and risks to technical and non-technical audiences.

Skills

Python

LLMs

AI/ML development

Communication

Open-source agent frameworks

GxP

Retrieval-Augmented Generation

Embeddings

Vector databases

Model evaluation

Education

Engineering/Data Science/Life Sciences/CS degree

Tools

LangGraph

DSPy

mem0

Job description

Johnson & Johnson seeks a Senior Scientist, Data Science to design, develop, evaluate, and deploy AI and generative AI systems that accelerate workflows across Therapeutics Development & Supply (TDS). This hands-on IC role spans Product Development, Manufacturing, Clinical Supply Chain, Quality, and Digital & Data Science, delivering components and workflows within approved priorities.

You will apply responsible AI practices, build agentic AI solutions, and collaborate with regulatory and