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Sia Partners

Management consulting integrating AI and design

Data Scientist Intern - Marketing

Data ScienceConfirmed live in the last 24 hours
Internship · Winter 2026Île-de-France, FranceNo salary listedIn-person

About the Job

Requirements

  • Soon to graduate with a Bac+5 qualification from an engineering school or advanced training in data analysis, statistics, applied mathematics, and marketing.
  • Proficiency in Python, SQL, and data modeling.
  • Strong knowledge of machine learning and generative artificial intelligence, including supervised learning, unsupervised learning, and clustering.
  • Ability to understand marketing business challenges and design suitable data solutions.
  • Ability to present analyses and recommendations to top management.
  • Fluent professional French and English.

Responsibilities

  • Conduct advanced analyses to support strategic decisions by business leadership on offerings, assortment, performance, and omnichannel operations.
  • Design business intelligence solutions and self-service tools using data engineering and analytics skills.
  • Design machine learning models for prediction, segmentation, recommendation, and forecasting to optimize marketing and commercial performance.
  • Develop artificial intelligence and generative artificial intelligence use cases for analyzing data and content, including natural language processing, marketing mix modeling, recommendations, and personalization.
  • Design solutions that transform data into performance levers aligned with business challenges and customer experience.
  • Support nontechnical stakeholders, including Marketing, Client, and Product directors.
  • Explain analyses clearly and formulate impactful recommendations while developing autonomy.
  • Contribute to developing the firm's offerings through training, working groups, publications, and internal and external materials.
  • Monitor data science and artificial intelligence research publications and experiment with new tools and models, including large language models, new machine learning architectures, and Python libraries.
  • Contribute to thematic data science labs such as generative artificial intelligence, computer vision, time series, and data marketing, and share work and lessons learned through write-ups and internal presentations.
  • Develop automatic detection and classification of needs from free-text exchanges such as surveys and emails using generative artificial intelligence, natural language processing, and clustering.
  • Build sales forecasting machine learning models to optimize product assortment by store and recommend in-store assortments.
  • Analyze customer behavior through clustering-based segmentation to identify homogeneous profiles and their attributes for more targeted marketing actions.

Desired Qualifications

  • Initial experience with natural language processing and/or generative artificial intelligence.
  • Knowledge of a cloud environment such as Google Cloud Platform, Amazon Web Services, or Microsoft Azure.
  • Understanding of business challenges in luxury, fast-moving consumer goods, energy, banking, and insurance sectors.
  • Experience in data analysis in a marketing context.
  • Proficiency with business intelligence tools such as Power BI, Tableau, and Qlik, and visualization tools such as Dash and Plotly.

About the Company

Sia Partners

Management consulting integrating AI and design

Sia Partners is a management consulting firm that blends AI and design with traditional advisory to help clients improve performance. Its approach combines thorough analysis of competitive, regulatory, and organizational factors with AI-enabled and design-driven solutions across 30+ sectors, delivered by a global network of 2,400 consultants in 38 countries. It differentiates itself by staying independent from the IT services industry (a pure-player) and embracing a Consulting for Good mindset that creates CSR-enabled, sustainable transformations. Its goal is to become a leading independent management consulting firm in Europe, driving value-driven change for clients and responsible growth.

Company size
1,001-5,000
Company stage
Growth Equity (Non-Venture Capital)
Total funding
$12.7M
Headquarters
Paris, France
Founded
1999

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