Senior ML Data Scientist — Predictive Marketing Analytics

Sii Poland; Województwo pomorskie; On-site; PLN 260,000 - 380,000; Full time

Benefits offered by this job

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Experts you can learn from

Open management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

MySii app

Medical care

Job summary

Sii Poland seeks an experienced Data Scientist to join a newly formed analytics team in a global tobacco company. You will build predictive models and translate analytics into actionable business decisions for marketing performance.

The role focuses on churn, propensity and segmentation modeling, consumer insights, and presenting findings to non-technical stakeholders while collaborating with marketing and product teams.

Qualifications

• Minimum 5 years of experience as a Data Scientist.
• Strong proficiency in SQL: write complex queries and prepare data for modeling.
• Proficiency in Python (pandas, numpy, scikit-learn) for data analysis and modeling.
• Experience with large datasets, ETL processes, and interpreting business data.

Responsibilities

• Build and optimize predictive models (e.g., churn, propensity, segmentation, CLV, recommendations).
• Analyze consumer and marketing data across multiple sources.
• Model and optimize customer journeys using AI/ML techniques.
• Collaborate with marketing and product teams to define analytical priorities.
• Translate complex analytical findings into clear business recommendations.
• Deliver outputs with actionable usage guidance for business teams.
• Prepare high-quality presentations and data visualizations for non-technical stakeholders.
• Track model performance and measure impact on marketing KPIs and P&L.
• Identify opportunities for data-driven growth and advocate data-based decision-making.

Skills

SQL proficiency

Python data analysis

English communication

Data analysis

Tools

ETL tooling

Job description

Sii Poland seeks an experienced Data Scientist to join a newly formed analytics team in a global tobacco company. You will build predictive models and translate analytics into actionable business decisions for marketing performance.

The role focuses on churn, propensity and segmentation modeling, consumer insights, and presenting findings to non-technical stakeholders while collaborating with marketing and product teams.