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Senior Data Scientist Remote Position

Company

LexisNexis

Location

toronto, on

Posted

June 09, 2026

Position Overview

LexisNexis seeks a Senior Data Scientist II skilled in Retrieval-Augmented Generation (RAG) and proficient in Python. This remote role emphasizes developing impactful AI solutions.
As a Sr DS II, you will focus on testing and implementing AI models, utilizing prompt engineering, and documenting workflows. Your strong Python skills will be vital for model optimization and scalability while collaborating with cross-functional teams on integrating AI into existing systems.
Key Responsibilities:
• Implement AI models concentrating on RAG
• Apply strong prompt engineering techniques
• Collaborate on integrating AI solutions across teams
• Optimize models for cost and performance improvement
• Document workflows and AI processes diligently
Requirements:
• Proven experience as a Senior Data Scientist
• Proficient in Python coding
• In-depth knowledge of RAG and prompt engineering
• Familiar with machine learning frameworks
• Excellent problem-solving apt...

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