Senior Data Scientist to optimize marketing investments using marketing measurement, experimentation, attribution, and econometric modelingLocation: Downtown Toronto (Hybrid - 3 days in office)Join a data-driven analytics team focused on transforming how marketing investments are measured, optimized, and scaled across the customer lifecycle. This role partners with Marketing, Product, Finance, Data Engineering, Analytics teams, and external agencies to deliver actionable insights supporting GTM strategy and business performance. The position focuses on marketing measurement, Media Mix Modeling (MMM), attribution methodologies, forecasting, and scalable analytics solutions across digital marketing channels. The role also supports evolving analytics capabilities through AI-powered tools and contemporary data science techniques.Must Haves5+ years in Marketing Analytics, Marketing Data Science, Growth Analytics, or Digital AnalyticsA/B testing, incrementality testing, geo lift studies, causal inference, and experimental designMedia Mix Modeling (MMM), last-touch attribution, and multi-touch attributionSQL, Python, R, Adobe Analytics, Google Analytics (GA4), Tableau, Power BI, or LookerBachelor's degree in Statistics, Economics, Mathematics, Data Science, Computer Science, Engineering,



or a related quantitative fieldNice to HaveExperience with Braze, Segment, Google Ads, and Meta AdsFamiliarity with SEO measurement, GEO, and AEOExperience leveraging AI tools such as Claude, Cursor, ChatGPT, or GitHub CopilotMaster's degree in a related quantitative fieldResponsibilitiesLead measurement and analytics for GTM initiatives across Paid Search, Organic Search, Display, Social, CRM, and digital marketing channelsDesign and execute measurement strategies including A/B testing, incrementality testing, geo lift studies, conversion lift, and causal analysesDevelop and evolve Media Mix Models (MMM) to support budget allocation and investment planningBuild forecasting models for channel performance, customer acquisition, revenue, and marketing efficiencyDefine measurement frameworks, instrumentation requirements, and success metrics for campaigns and product launchesMeasure customer journeys, email performance, retention initiatives, and customer engagement with Lifecycle Marketing and CRM teamsTranslate complex analyses into recommendations that support business decisions and marketing investment optimizationDuration: 12 months to startDisclaimer: AI may be used in evaluating candidates. This posting is for an existing vacancy. #J-18808-Ljbffr

📌 Senior Data Scientist To Optimize Marketing Investments Using Marketing Measurement, Experiment... (Toronto)
🏢 S.i. Systems
📍 Toronto