Senior Data Scientist, Ads Integrity

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Data Scientist, Ads Integrity based in the United States. This is a high-impact senior data science role focused on protecting a large-scale digital platform and its advertising ecosystem from fraud and abuse. You’ll lead the strategy for detecting sophisticated ads fraud, from defining measurement frameworks to developing scalable enforcement solutions. The role combines advanced analytics, machine learning, behavioral analysis, and experimentation to uncover emerging threats and reduce financial and platform risk. You’ll work closely with Product, Engineering, Machine Learning, Operations, Policy, Legal, and Safety teams to turn investigations into durable systems. As an early leader in a developing area, you’ll have substantial ownership in shaping strategy, roadmaps, processes, and foundational capabilities. You’ll operate in an environment that values rigorous analysis, pragmatic decision-making, technical leadership, and continuous innovation. Your work will directly influence advertiser trust, user safety, platform integrity, and the long-term health of the advertising business.