Senior Data Scientist - AI & Commercial Analytics

Pfizer Ltd; Mumbai; On-site; INR 800,000 - 1,200,000; Full time

Job summary

Pfizer Ltd is seeking a Senior Associate in Data Science & AI to deliver data-driven insights for the Commercial organization. The ideal candidate will implement advanced analytics, lead AI/ML models, and collaborate with various teams to drive strategic decisions.

Qualifications include a Master's or Ph.D., strong Python and SQL skills, and familiarity with pharma datasets. This hybrid position offers opportunities to work with large datasets and promote efficient decision-making in the healthcare sector.

Qualifications

• 0-2 years in Data science or Advanced analytics, preferably in Commercial Pharma or Healthcare.
• Strong proficiency in Python, SQL, and machine learning algorithms.
• Experience with pharma/healthcare datasets and commercial analytics concepts.

Responsibilities

• Develop and deploy forecasting models for sales and market performance.
• Implement customer segmentation using clustering algorithms.
• Design regression models to measure promotional effectiveness.
• Create interactive dashboards and visualizations for stakeholders.
• Partner with teams to understand business needs and present findings.

Skills

Statistical modeling

Machine learning

Data visualization

SQL

Python (pandas, scikit-learn)

Bayesian modeling

Tableau

Power BI

Education

Masters or Ph.D. in Data Science, Statistics, Computer Science, or related quantitative field

Tools

PyMC

AWS

Azure

GCP

Job description

Senior Associate, Data Science & AI

The Global Commercial Analytics (GCA) team within the Chief Marketing Office (CMO) organization is dedicated to transforming data into actionable intelligence, enabling the business to remain competitive and innovative in a data-driven world. We play a pivotal role in extracting insights from large and complex datasets to drive strategic decision-making. Collaborating closely with various subject matter experts across various fields, our team leverages advanced statistical analysis, machine learning techniques, and data visualization tools to uncover patterns, trends, and correlations within the data. Additionally, we are dedicated to delivering new, innovative capabilities by deploying cutting‑edge Machine learning algorithms and artificial intelligence techniques to solve complex problems and create value.

We are looking for a Senior Associate, Data Science and AI who will be responsible for delivering data‑derived insights and/or AI‑powered analytics tools to Pfizer’s Commercial organization and will support a brand or therapeutic area. This includes leading the execution and interpretation of AI/ML models, framing problems, and shaping solutions with clear and compelling communication of data‑driven insights.

We are seeking a hands‑on Data Scientist to design and implement advanced analytics and machine learning solutions that drive commercial decision‑making in the pharmaceutical domain. The ideal candidate will have strong expertise in statistical modeling, forecasting, segmentation, clustering, classification, and regression, with experience in Bayesian methods. Familiarity with pharma or healthcare data is highly desirable. Exposure to agentic AI frameworks is a plus.

Key Responsibilities

Predictive Modeling & Forecasting

• Develop and deploy forecasting models for sales, demand, and market performance using advanced statistical and ML techniques.
• Apply Bayesian modeling for uncertainty quantification and scenario planning.

Segmentation & Targeting

• Implement customer/physician segmentation using clustering algorithms and behavioral data.
• Build classification models to predict engagement, conversion, and prescribing patterns.

Commercial Analytics

• Design and execute regression models to measure promotional effectiveness and ROI.
• Support marketing mix modeling (MMM) and resource allocation strategies.

Machine Learning & AI

• Develop ML pipelines for classification, clustering, and recommendation systems.
• Explore agentic AI approaches for workflow automation and decision support (good‑to‑have).

Data Management & Visualization

• Work with large‑scale pharma datasets (e.g., IQVIA, Veeva CRM, claims, prescription data).
• Create interactive dashboards and visualizations using Tableau/PowerBI for senior stakeholders.

Collaboration & Communication

• Partner with Commercial, Marketing, and Insights teams to understand business needs.
• Present analytical findings and actionable recommendations through clear storytelling.

Required Qualifications

Education

• Masters or Ph.D. in Data Science, Statistics, Computer Science, or related quantitative field.

Experience

• 0-2 years in Data science or Advanced analytics, preferably in Commercial Pharma or Healthcare.

Technical Skills

• Strong proficiency in Python (pandas, scikit‑learn, statsmodels, PyMC for Bayesian).
• SQL for data extraction and transformation.
• Experience with ML algorithms: regression, classification, clustering, time‑series forecasting.
• Familiarity with Bayesian modeling and probabilistic programming.
• Visualization tools: Tableau, PowerBI.

Domain Knowledge

• Pharma/healthcare datasets and commercial analytics concepts.

Soft Skills

• Excellent communication and ability to translate complex analytics into business insights.

Preferred Skills

• Experience with agentic AI frameworks (good‑to‑have).
• Knowledge of cloud platforms (AWS, Azure, GCP) and MLOps practices.
• Exposure to marketing mix modeling (MMM) and promotional analytics.

Cross‑Functional Collaboration

• Work closely with Analytics Engineering to ensure the data ecosystem is conducive for data science modeling purposes.
• Partner with Digital teams to enhance data science capabilities, aligning efforts to leverage digital data sources effectively.
• Foster collaboration with other teams to ensure seamless integration of data science initiatives across the organization's infrastructure, promoting efficiency and effectiveness in leveraging data for informed decision‑making.

Work Location Assignment: Hybrid

Pfizer is an equal opportunity employer.