This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Staff Data Scientist based in Canada. As a Senior Staff Data Scientist, you will play a strategic role in shaping high-impact business decisions through rigorous, data-driven analysis.You will partner directly with senior executives and cross-functional leaders to turn complex, ambiguous questions into clear recommendations.The role combines deep technical expertise with strong business judgment, influencing long-term strategy across a mission-driven technology organization.You will work with large-scale, high-dimensional datasets and apply advanced statistical and analytical methods to solve challenging problems.Beyond individual projects, you will raise the technical bar for the broader Data Science organization through mentorship and technical leadership.Success in this role requires the ability to communicate complex insights clearly and influence decisions without relying on formal authority.This is an opportunity to combine analytical excellence, strategic thinking, and meaningful organizational impact in a fully remote Canadian environment.