Senior Data Scientist — Segmentation, ML & Experiments Lead

Publicis Groupe; Town of Boston (NY); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Flexible time off

Parental/new child leave

Comprehensive health coverage

401(k)

Job summary

Epsilon’s Data Science & AI practice is seeking a Senior Data Scientist to deliver advanced analytics and data science solutions that drive measurable business impact for our clients. You will tackle customer segmentation, campaign optimization, churn reduction, and attribution using statistical modeling, ML, and experimentation.

You will guide analytical approaches, collaborate with offshore teams, and mentor junior members while applying modern ML techniques and exploring Generative AI

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 with large‑scale data environments (Databricks, Spark).
• Proven ability to translate business problems into analytical solutions and actionable insights.
• Experience 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 to communicate insights effectively.
• Experience with cloud‑based data environments (Azure, AWS) and data pipelines is preferred.
• Hands‑on coding in Python is required.
• Exposure to 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

Statistical analysis

Machine learning

A/B testing

Churn analytics

Education

Master’s degree in Statistics/Math/CS

Tools

Databricks

Spark

Azure

AWS

Job description

Epsilon’s Data Science & AI practice is seeking a Senior Data Scientist to deliver advanced analytics and data science solutions that drive measurable business impact for our clients. You will tackle customer segmentation, campaign optimization, churn reduction, and attribution using statistical modeling, ML, and experimentation.

You will guide analytical approaches, collaborate with offshore teams, and mentor junior members while applying modern ML techniques and exploring Generative AI