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Principal Data Scientist

United States, Washington, Redmond💼 Full-time🗓 2026-08-06 → 2026-09-26

Core

Lead design and analysis of large-scale experiments and observational studies; develop and productionize advanced machine learning and causal models to drive strategic decisions.

Role type

Principal Data Scientist (Causal Inference & ML)

Builds

Production ML models and causal inference frameworks for strategic decision-making

Domain

Technology / Causal Inference / Machine Learning

Deliverable

production ML models

Required skills

Expert-level causal inference, Advanced statistics, Strong ML expertise, LLM/AI agent evaluation, Technical leadership, Data storytelling, Python/R/SQL proficiency

Preferred skills

Experience with causal ML libraries (DoWhy, EconML, CausalML), Experience evaluating LLMs and AI agents

Technologies

Python, R, SQL, matplotlib, seaborn, plotly, DoWhy, EconML, CausalML

Responsibilities

Design and analyze large-scale experiments and observational studies, Establish best practices for experimentation and model validation, Mentor Associate data scientists, Communicate complex results to senior stakeholders, Influence metric definitions and measurement strategy

Seniority

Principal, strategy & mentorship

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