Principal Statistician
Location: Chennai, India
Employment Type: Full-Time
Work Mode: On-site
Job Requisition ID: 4948609
Industry: Pharmaceuticals | Clinical Research | Biostatistics
Experience Required: 4–10+ years (based on qualification)
Role Overview
Pfizer is seeking a highly skilled Principal Statistician to support global research and development programs by delivering scientifically robust statistical expertise. This role plays a critical part in ensuring the integrity, reliability, and regulatory compliance of clinical and scientific evidence that supports the safety, efficacy, and approval of pharmaceutical and biological products.
The successful candidate will collaborate closely with cross-functional scientific teams, contribute to methodological innovation, and guide statistical decision-making across moderately complex projects within a regulated environment.
Key Responsibilities
Design, plan, and execute biostatistical strategies for clinical and non-clinical research programs.
Lead or co-lead moderately complex projects, managing timelines, deliverables, and resources effectively.
Provide statistical input for study design, data analysis, interpretation, and reporting of clinical experiments.
Ensure all statistical activities comply with global regulatory requirements, ICH guidelines, and internal quality standards.
Apply advanced statistical methodologies to solve complex scientific and business problems in ambiguous situations.
Independently manage assigned work while seeking guidance for highly complex or non-standard challenges.
Review statistical outputs, validate analyses, and mentor junior statisticians through peer review and knowledge sharing.
Contribute to research on statistical methodologies and their application to pharmaceutical R&D.
Prepare high-quality internal and external reports, regulatory documentation, presentations, and scientific manuscripts.
Required Qualifications & Experience
Educational Background (one of the following):
Bachelor’s degree (BA/BS) with minimum 4 years of relevant experience
Master’s degree (MS/MBA) with minimum 2 years of relevant experience
PhD or JD (no minimum experience requirement)
Associate degree with minimum 8 years of relevant experience
High school diploma or equivalent with minimum 10 years of relevant experience
Strong foundation in statistical theory and application, including:
General linear models and mixed models
Non-linear models and experimental design
Variance components and quality control methods
Proven ability to develop computational tools for data visualization and statistical analysis.
Experience working with modern, high-dimensional datasets, including genomic or complex clinical data.
Demonstrated experience in a regulated scientific or pharmaceutical environment.
Strong written and verbal communication skills, with the ability to produce technical and regulatory documentation.
Familiarity with ICH guidelines, pharmacopoeia monographs, and global regulatory expectations.
Preferred Qualifications
Master’s degree with hands-on experience in the pharmaceutical or biotechnology industry.
Prior experience providing statistical support to oncology clinical trials.
Knowledge of advanced statistical methodologies and innovative analytical approaches.
Strong problem-solving capabilities and ability to develop novel solutions in non-standard scenarios.
Work Environment
Work Location: On-premise (Chennai, India)
Collaborative, research-driven environment focused on scientific excellence and patient impact.
Why Join Pfizer
Pfizer offers the opportunity to work at the forefront of global pharmaceutical innovation. As a Principal Statistician, your expertise will directly influence clinical decision-making and contribute to therapies that improve patient outcomes worldwide, while enabling professional growth within a highly respected scientific organization.
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