Senior Data Scientist: ML & Experimentation

Publicis Groupe Holdings B.V; United States; Remote; USD 76,000 - 163,000; Full time

Benefits offered by this job

Time off and holidays

Comprehensive health coverage

401(k)

Tuition assistance

Commuter benefits

Professional development

Job summary

Epsilon’s Data Science & AI (DSAI) practice within Analytics Services seeks a Senior Data Scientist to deliver advanced analytics and data science solutions that drive measurable business impact for clients.

You will solve complex problems like segmentation, targeting, churn reduction, and ROI through statistical modeling, ML, and experimentation, coordinating with global teams and guiding analytical approaches with rigor and modern tooling.

Qualifications

• 6–10+ years of experience in data science, analytics, or a related quantitative field.
• Strong foundation in statistical analysis, machine learning, and data modeling.
• Experience working with large-scale data environments (e.g., Databricks, Spark).
• Proven ability to translate business problems into analytical solutions and actionable insights.
• Experience working with distributed and offshore teams in a global delivery model.
• Strong experience with experimental design and measurement (A/B testing, causal inference, marketing attribution).
• Familiarity with data visualization and storytelling techniques to communicate insights effectively.
• Experience working with cloud-based data environments (Azure, AWS) and data pipelines is preferred.
• Hands-on coding experience in Python is required.
• Exposure to MLOps concepts and model lifecycle management is a plus.
• Familiarity with Generative AI / LLM applications for analytics and insights is a plus.

Responsibilities

• Partner with business collaborators, analytics consulting, and client delivery teams to define analytical approaches and deliver solutions
• Design, develop, and deliver analytics solutions, including segmentation, targeting, and data-driven insights
• Apply statistical modeling and machine learning techniques to drive customer-level insights (e.g., churn, CLV, propensity, attribution)
• Design and analyze experiments (A/B testing, incrementality, causal inference) to measure marketing effectiveness and ROI
• Communicate complex analytical findings clearly to both technical and non-technical audiences
• Find opportunities to standardize analytics approaches through reusable methodologies and frameworks
• Collaborate closely with offshore data science teams, including task prioritization, work allocation, and quality assurance of analytical deliverables
• Provide technical guidance and mentorship to junior team members, ensuring consistency in methodology, coding standards, and analytical rigor
• Apply modern machine learning techniques and leverage emerging capabilities (e.g., Generative AI, advanced experimentation) where appropriate

Skills

Python

Statistics

Machine Learning

Experiment design

Data modeling

Data visualization

Communication

Education

Master’s degree in Statistics, Mathematics, Economics, Computer Science, or a related field

Tools

Databricks

Spark

Azure

AWS

Job description

Epsilon’s Data Science & AI (DSAI) practice within Analytics Services seeks a Senior Data Scientist to deliver advanced analytics and data science solutions that drive measurable business impact for clients.

You will solve complex problems like segmentation, targeting, churn reduction, and ROI through statistical modeling, ML, and experimentation, coordinating with global teams and guiding analytical approaches with rigor and modern tooling.