Senior Data Scientist – Marketing Analytics & Advanced Measurement (Global CoE)

CSA, the data consultancy within Havas Media Group, is seeking a Senior Data Scientist to join our Integral Center of Excellence (CoE) . This is a pivotal role focused on marketing analytics and advanced measurement —including methodologies like Marketing Mix Modeling , Attribution Models , and incrementality testing .

As part of our global team, you will support markets across all regions, collaborating with consultants, analysts, and product leads. You won’t be alone, our CoE operates as a highly collaborative unit, but you will serve as a technical owner for specific engagements, ensuring our modeling work is rigorous, scalable, and aligned with CSA standards.

Key Responsibilities

- Act as the technical referent for marketing measurement projects across global markets, guiding implementation within established CSA frameworks.
- Translate business needs into robust analytical solutions in collaboration with consultants and product teams.
- Support the technical design, execution, and interpretation of models such as MMM, Advance digital Attribution models, and geo-lift tests.
- Contribute to model deployment and integration into CSA’s web-based platforms, in collaboration with product and data engineering teams.
- Ensure consistency and quality across deliverables, promoting repeatable and privacy-first methodologies.




- Represent CSA’s technical capabilities in internal conversations and client-facing discussions.
- Help maintain a knowledge-sharing culture across the CoE, and mentor junior team members when appropriate.

Requirements

- A strong technical background, ideally with experience in statistics, econometrics, marketing analytics, or media measurement .
- 3-5 years of experience working on analytics or measurement projects, with hands-on work in MMM, attribution, or experimentation.
- Proficiency in Python (e.g., pandas, scikit-learn, statsmodels); SQL is required.
- Familiarity with causal inference , time-series modeling , and regression analysis .
- Experience working with media, CRM, or e-commerce datasets.
- Excellent communication skills in English, both written and verbal.
- Comfortable working in distributed, remote, and cross-functional teams.

Nice to Have

- Experience with MMM libraries (e.g., Robyn, Meridian, LightweightMMM).
- Exposure to cloud environments (e.g., GCP, BigQuery).
- Bayesian background.

Why Join Havas

- Be part of a collaborative global CoE shaping the future of marketing analytics.
- Contribute to innovative, high-impact projects with major clients worldwide.
- Work in a culture that values rigor, creativity, and continuous learning.
- Flexible work arrangements and a focus on work-life balance.

📌 Senior Data Scientist (Rosario)
🏢 Havas Media Network
📍 Rosario