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Sr. Associate Scientist, R&D Chemistry, Peptidomimetic Purification

Regeneron
August 22, 2026
Full-time
Remote friendly (Hawthorne, NY)
Worldwide
Clinical Research and Development
Role: Senior Associate Scientist specializing in Peptidomimetic Purification within R&D Chemistry, focusing on antibody-conjugate drug discovery. Responsibilities include executing mass-triggered HPLC purification of peptidomimetics, optimizing purification methods, troubleshooting, and identifying innovative strategies to enhance existing techniques. The role involves active collaboration across cross-functional teams, technical contribution in meetings, and advancing peptidomimetic therapeutics development. Requirements: Bachelor's degree (Master's preferred) in peptide, peptidomimetic, or small molecule purification; minimum 5 years of industry experience with hands-on expertise in HPLC purification, instrumentation (Waters/Agilent), mass-triggered collection, and high throughput methods. High-value specifics include experience in peptide/petidomimetic purification, success with modern purification equipment, and a track record in biologics-related fields. Collaboration with internal and external partners, such as CROs, is essential. The position involves working in a highly collaborative and innovative environment, contributing to Regeneron's antibody-conjugate therapeutics pipeline, with a focus on modality-agnostic solutions and technological advancements.