Principal Scientist, Formulation Development (DPDT)
Regeneron
October 1, 2026
Full-time
On-site
Tarrytown, NY
Clinical Research and Development
Role: Principal Scientist leading drug product development activities for diverse modalities, including proteins, siRNA, peptides, bioconjugates, and AAV, from candidate selection through clinical and commercial phases. Responsibilities: independently design experiments for formulation, analytical, process development, and tech transfer; act as SME applying QbD and current regulatory guidelines; support data analysis using software like JMP; lead complex projects, collaborate cross-functionally, and mentor junior staff; innovate process improvements and new technology applications; author technical reports, protocols, and publications; ensure data integrity and compliance. Requirements: PhD in Pharmaceutical Sciences, Biochemistry, Chemistry, or related with 4+ years industry experience, or BS/MS with 10+ years relevant biopharma experience; industry experience with bioconjugates, especially antibody-oligonucleotide formulations, preferred. HighValue: biopharma, biologics, bioconjugates, antibody-oligos, AAV, formulation development, quality by design, regulatory compliance, laboratory leadership. WorkSetup: on-site in Tarrytown, NY, with flexible hours.