Senior AI Data Scientist

Responsibilities

• Lead complex analytical, statistical, machine learning, and applied AI workstreams across multiple business areas.
• Translate ambiguous business needs into structured analytical strategies, model designs, and actionable recommendations.
• Design and execute models for use cases such as segmentation, forecasting, propensity modeling, and anomaly detection.
• Own and improve notebook-based development and reproducible workflows in Databricks and other cloud environments.
• Apply machine learning and AI methods, including LLM-enabled workflows, to support classification, summarization, and pattern detection.
• Serve as a senior partner to stakeholders, advising on analytical tradeoffs, model usefulness, and evaluation rigor.
• Mentor junior and mid-level practitioners through technical guidance and quality reviews.

Requirements

• Deep working knowledge of statistics, probability, machine learning, and experimentation.
• Strong proficiency in Python and SQL.
• Experience with notebook-based development and collaborative workflows in Databricks.
• Strong understanding of supervised and unsupervised learning, feature engineering, and model evaluation.
• Familiarity with applied AI methods, including LLM-enabled workflows and text-oriented analysis.
• Excellent stakeholder management skills with the ability to communicate complex technical concepts to non-technical audiences.
• Must be based in Ontario or Québec, Canada.

Preferred Qualifications

• Databricks associate or professional-level certification.
• Training or certification in Google Cloud, Microsoft Azure, or other major cloud AI platforms.
• Experience with MLflow, Apache Spark, or PySpark.
• Advanced coursework in statistics, forecasting, or analytical modeling.

Benefits

• Comprehensive insurance plan (Gold, Silver, or Bronze options) including short- and long-term disability.
• Virtual healthcare services via Sun Life and a complete mental health support program.
• $500 Personal Spending Account for healthcare, wellness, or RRSP contributions.
• Retirement plan with 100% RRSP matching up to 4% via a Deferred Profit Sharing Plan (DPSP).
• Flexible vacation policy and closed during winter holidays.
• $30/month personal technology reimbursement.

About the Company

Valtech is the experience innovation company that helps the world’s most recognized brands unlock new value in an increasingly digital world. By blending data, AI, creativity, and technology, we drive transformation for leading global organizations.