We are looking for a Data Science Analyst to join our growing data science practice. In this role, you will support the development and delivery of quantitative models and analyses across a portfolio of marketing clients, including predictive modeling, regression analysis, and statistical work spanning media, pricing, and promotional data. Data and Analytics Data Science and AI We are looking for a Data Science Analyst to join our growing data science practice.

In this role, you will support the development and delivery of quantitative models and analyses across a portfolio of marketing clients, including predictive modeling, regression analysis, and statistical work spanning media, pricing, and promotional data. Build and maintain data science models such as Marketing Mix Models using regression-based techniques, working with weekly or monthly time-series data across media, pricing, and promotional variables. Conduct data validation, cleaning, and QA on client-provided datasets to ensure model-ready inputs.

Run statistical analyses including adstock transformations, diminishing returns curves, and decomposition outputs. Support model documentation and prepare structured outputs (Excel workbooks, charts, summary tables)



for internal and client review. Collaborate with senior team members on methodology decisions and model refinement.

Contribute to internal tooling and process improvements as the team scales. Bachelor's or Master's degree in Statistics, Mathematics, Economics, Data Science, or a related quantitative field. Solid foundation in statistical modeling, particularly regression analysis and time-series methods.

Comfort working in Python or R for data manipulation, modeling, and visualization (pandas, statsmodels, scikit-learn, or equivalent).

Experience with marketing data (media spend, impressions, GRPs) or consumer datasets. Prior internship or academic project experience in an applied analytics setting. Omnicom's policy requires employees to work in the office for a minimum of three days a week, unless additional in-office days are directed by their agency or manager.

Our objective is to increase this requirement over time, and many of our agencies as well as Omnicom's corporate group already require five days of in-office attendance. We will process your personal data in accordance with our Recruitment Privacy Notice.

📌 Stage - Data Analyst Direction Technique F/H (Toronto)
🏢 Omnicom Media
📍 Toronto