Senior Analyst, Media Effectiveness

About the role

Dentsu Media is looking for a Senior Analyst, Media Effectiveness in Toronto. The role measures and evaluates media performance, delivers actionable insights and supports data-driven decisions across client campaigns. You will work closely with media, analytics and client teams, using reporting, statistical analysis and performance measurement to assess media investments.

Key responsibilities

• Lead campaign measurement and performance reporting across Google Ads, DV360, SA360, Meta, Pinterest, TikTok, GA4, Adobe Analytics and other marketing technologies, and give stakeholders clear, actionable insights.
• Support KPI frameworks, measurement plans and reporting strategies, and run media effectiveness analyses including incrementality testing, experimentation and statistical evaluation.
• Apply regression analysis, hypothesis testing and causal measurement methods to evaluate media impact.
• Monitor market trends and competitive activity to inform strategic recommendations.
• Build and maintain dashboards in Looker Studio, Tableau and Power BI, and partner with data engineering and analytics teams on data pipelines and integrations.
• Extract, transform, validate and harmonize data from multiple platforms, monitor data quality and investigate discrepancies.
• Present performance updates to technical and non-technical audiences and turn complex findings into business recommendations.

Required profile

• Bachelor's degree in Statistics, Economics, Data Science, Mathematics, Marketing Analytics, Computer Science or a related quantitative field.
• 3-5+ years of experience in marketing analytics, media analytics, business intelligence or a related analytical role.
• Strong communication skills and the ability to translate complex data into actionable business insights.

Required skills

• Strong SQL skills across multiple data sources.
• Cloud data environments such as BigQuery, Azure or Snowflake.
• Statistical methods including regression analysis and hypothesis testing.
• Digital media measurement, attribution, audience data, conversion tracking and campaign metrics.
• Dashboards and reporting in Looker Studio, Tableau or Power BI.
• Preferred: incrementality testing, Bayesian analysis, causal inference, MMM, Python or R, and first-party data and privacy-centric measurement.

What we offer

• Salary range of $65k-$77k, depending on experience, knowledge and skills.
• Medical, dental, RRSP, paid time off and other benefits for permanent employees.