Lead AI Product Scientist (GenAI & Multi-Agent)

Ecolab Inc.; Naperville (IL); Hybrid; USD 154,000 - 231,000; Full time

Job summary

Ecolab Digital is hiring a Lead Data Scientist to build and maintain AI and data products for the Institutional and Specialty segment. The role owns end-to-end AI product development, covering classical ML, LLM-based applications, and multi-agent workflows to produce measurable commercial outcomes.

The Lead Data Scientist will identify AI opportunities, drive experimentation, and translate business strategy into technical plans and lifecycle directions, partnering with stakeholders to deliver

Qualifications

• Bachelor’s degree in Data Science, Economics, Math, Statistics, or related field.
• 8 years of experience.
• 5 years of strong Python and SQL.
• Expert in writing clean, modular, production-grade code with tests and reviews.
• 1 year of shipping production LLM applications with structured prompts and RAG.
• Hands-on experience building multi-agent systems and orchestration.
• Experience with evaluation frameworks for GenAI outputs and reducing hallucinations.
• Experience as a people manager.
• Ability to communicate tradeoffs to technical and non-technical audiences.
• Excellent communication and presentation skills.
• Hands-on with PySpark and DataFrame APIs on Databricks platform.
• Immigration sponsorship is not available.

Responsibilities

• Identify AI opportunities aligned to Institutional and Specialty business challenges.
• Drive experimentation and delivery of digital data science and AI product innovations.
• Translate business strategy into technical plans and lifecycle directions.
• Architect and build AI solutions end-to-end across ML, LLM, and multi-agent systems.
• Own production lifecycle of AI agents and models, including QA and retraining pipelines.
• Define and track effectiveness metrics for AI features with product and commercial teams.
• Design evaluation frameworks with responsible AI practices and audit logging.

Skills

Python

SQL

LLM

Multi-agent systems

PySpark

Databricks

DataFrame APIs

Vector indexes

Education

Bachelor’s degree in Data Science or related field

Master’s degree + 5 years experience

Tools

Databricks GenAI stack

Unity Catalog

MLflow

A2A orchestration

PowerBI

Snowflake

Azure services

Job description

Ecolab Digital is hiring a Lead Data Scientist to build and maintain AI and data products for the Institutional and Specialty segment. The role owns end-to-end AI product development, covering classical ML, LLM-based applications, and multi-agent workflows to produce measurable commercial outcomes.

The Lead Data Scientist will identify AI opportunities, drive experimentation, and translate business strategy into technical plans and lifecycle directions, partnering with stakeholders to deliver