Senior Data Scientist: ML, Segmentation & Experimentation

Publicis Groupe ANZ; Town of Boston (NY); Hybrid; USD 76,000 - 163,000; Full time

Job summary

Epsilon’s Data Science & AI practice seeks a Senior Data Scientist to deliver advanced analytics and data science solutions with measurable business impact for our clients. You’ll solve complex problems like customer segmentation, churn reduction, and attribution using statistical modeling, ML, and experimentation across a distributed team.

You will guide analytical approaches, ensure rigor, and evolve procedures in a modern, platform-enabled data science ecosystem while collaborating with

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 preferred
• Master’s degree in Statistics, Mathematics, Economics, Computer Science, or related field (PhD a plus)
• Hands-on coding experience in Python is required

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 QA
• Provide technical guidance and mentorship to junior team members
• Apply modern ML techniques and leverage Generative AI and advanced experimentation where appropriate

Skills

Data science

Python

Statistical analysis

Experiment design

Communication

Education

Master's degree in Statistics/Math/Economics/CS

PhD considered a plus

Tools

Databricks

Spark

Azure

AWS

Job description

Epsilon’s Data Science & AI practice seeks a Senior Data Scientist to deliver advanced analytics and data science solutions with measurable business impact for our clients. You’ll solve complex problems like customer segmentation, churn reduction, and attribution using statistical modeling, ML, and experimentation across a distributed team.

You will guide analytical approaches, ensure rigor, and evolve procedures in a modern, platform-enabled data science ecosystem while collaborating with