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Senior Toxicologist

Company

Regeneron Pharmaceuticals

Location

Cambridge, MA

Posted

July 18, 2026

Position Overview

The Senior Toxicologist utilizes their scientific expertise and regulatory experience to lead nonclinical development programs with guidance from her/his direct supervisor working effectively within cross-functional project teams. The Sr. Toxicologist will demonstrate a thorough understanding of GLP regulations and FDA/EMEA/ICH nonclinical safety guidelines to independently lead the design, conduct, interpretation, and reporting of regulatory toxicology and/or exploratory pharmacology/toxicology studies in rodent and non-rodent safety models. The Sr. Toxicologist will provide primary authorship of all regulatory documentation required for submission packages, demonstrating excellent problem solving and communication skills (written and verbal).

Experience with multiple therapeutic modalities preferred, including antibody, oligonucleotide, and genetherapy products.

**JOB RESPONSIBILITIES:**

+ Represent toxicology on global research and development project team...

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