Senior Data Scientist, Customer Analytics & ML

Epsilon; Boston (MA); On-site; USD 76,000 - 163,000; Full time

Benefits offered by this job

Comprehensive health coverage

401(k)

Tuition assistance

Commuter benefits

Professional development

Job summary

Epsilon’s Data Science & AI practice within the Analytics Services team is seeking a Senior Data Scientist to deliver advanced analytics and data science solutions that drive measurable business impact for our clients.

In this role, you will focus on solving complex business problems such as customer segmentation, campaign optimization, churn reduction through a combination of statistical modeling, machine learning, and experimentation.

Qualifications

• 6–10+ years of experience in data science, analytics, or 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 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 to communicate insights clearly.
• Experience with cloud-based data environments (Azure, AWS) preferred.
• Hands-on coding in Python is required.
• Exposure to MLOps and Generative AI is a plus.

Responsibilities

• Partner with business collaborators and client 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 ML 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 findings clearly to technical and non-technical audiences.
• Standardize analytics approaches through reusable methodologies and frameworks.
• Collaborate with offshore data science teams and ensure quality of deliverables.
• Provide mentorship to junior team members and ensure rigorous methodology.

Skills

Python

Statistical modeling

Machine learning

A/B testing

Data visualization

Education

Master’s degree in statistics/Math/economics/CS (PhD a plus)

Tools

Databricks

Spark

Python (pandas/scikit-learn)

Job description

Epsilon’s Data Science & AI practice within the Analytics Services team is seeking a Senior Data Scientist to deliver advanced analytics and data science solutions that drive measurable business impact for our clients.

In this role, you will focus on solving complex business problems such as customer segmentation, campaign optimization, churn reduction through a combination of statistical modeling, machine learning, and experimentation.