Senior Associate, Marketing Effectiveness

Dentsu is a company focused on transforming data into actionable insights, and they are seeking a Senior Associate in Marketing Effectiveness. In this role, you will manage data, analyze results, and produce visualizations to guide client decisions while collaborating with a cross-functional team. Responsibilities - Determine data sources and information needs, and document new data requirements to guide data engineering teams - Access, compile, and organize large volumes of media, custom, and syndicated data from multiple sources - Ensure data accuracy by performing quality checks and resolving discrepancies - Collaborate with diverse team members—often across multiple time zones—to meet deliverables - Interpret data, analyze results, and generate insights that guide client actions - Produce visualizations (charts, graphs) and build presentations that summarize trends in a compelling, easy‑to‑understand way - Conduct deeper analysis to answer specific client questions - Deliver error‑free, timely work that communicates findings with clarity - Handle small ad hoc data pulls independently and support larger data requests - Create efficiencies by developing automation, whether through scripts, macros, or workflow models Skills - A bachelor's degree in Statistics, Economics, Data Science, or a related quantitative field - 1–2 years of experience in a quantitative business environment, or a completed graduate degree - Experience working with media data or media platforms (such as Meta Ads Manager, Campaign Manager/DCM, SA360, or similar) - Familiarity with data visualization tools (Excel, Tableau, Power BI, Datorama) - Experience in SQL, Python, or R is a plus - Strong problem‑solving and critical‑thinking skills - Clear written and verbal communication skills - High attention to detail - Proficiency in PowerPoint and advanced Excel skills - Ability to collaborate effectively with team members across functions and time zones Benefits - Medical, vision, and dental insurance - Life insurance - Short-term and long-term disability insurance - 401k - Flexible paid time off - At least 15 paid holidays per year - Paid sick and safe leave - Paid parental leave Company Overview - We are dentsu. It was founded in 1968, and is headquartered in London, England, GBR, with a workforce of 10001+ employees. Its website is https://www.dentsu.com.