Senior AI Scientist: LLMs, Agents & Production ML

Oracle; United States; On-site; USD 113,000 - 235,000; Full time

Benefits offered by this job

Bonus potential

Equity

Compensation deferral

Job summary

Oracle Health Data Intelligence (HDI) is seeking a Senior Applied Scientist to advance AI capabilities, with emphasis on large language models, agentic systems, and post‑training techniques. This is a hands‑on IC3 role for a scientist with strong programming skills and a practical approach to experimentation.

You will develop models, build agents, and design training and evaluation workflows, collaborating with scientists and engineers to deliver reliable, production‑ready systems and measurable

Qualifications

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Responsibilities

• Develop AI/ML components from data preparation through deployment and monitoring.
• Build and improve LLM-based agents incorporating retrieval, tool use, reasoning, and orchestration.
• Apply model post-training techniques, including supervised fine‑tuning and preference optimization.
• Prepare and validate datasets for training, evaluation, and continuous improvement.
• Implement and extend agent and evaluation harnesses for reproducible experimentation and benchmarking.
• Measure model and agent quality, reliability, safety, latency, and cost using established evaluation methods.
• Conduct error analysis and controlled experiments to identify failure modes and validate improvements.
• Write maintainable, production‑quality Python code with testing and documentation.
• Collaborate with product, clinical, and data partners to understand requirements and interpret results.

Skills

Python programming

LLM applications

Agent development

Experimentation

Model evaluation

Data processing

Production‑quality software

Retrieval augmented generation

Education

Master’s or PhD in Computer Science / ML / Statistics or related field

Tools

PyTorch

TensorFlow

JAX

Job description

Oracle Health Data Intelligence (HDI) is seeking a Senior Applied Scientist to advance AI capabilities, with emphasis on large language models, agentic systems, and post‑training techniques. This is a hands‑on IC3 role for a scientist with strong programming skills and a practical approach to experimentation.

You will develop models, build agents, and design training and evaluation workflows, collaborating with scientists and engineers to deliver reliable, production‑ready systems and measurable