Sr Assoc Scientist, Bioconjugate Analytics (ABMS)

Regeneron Pharmaceuticals • Tarrytown, GA

2d • $80,300 - $131,100 • Onsite

About The Position

Regeneron is seeking a highly motivated Sr. Associate Scientist to join the Bioconjugate Analytics (BCA) team within the Analytical and Biological Mass Spectrometry (ABMS) Group. The role develops and applies LC-MS-based analytical methods to support Regeneron’s bioconjugate pipeline across development stages, including antibody-drug conjugates (ADCs), antibody-oligonucleotide conjugates (AOCs), antibody-tethered ligands (ATLs), and emerging bioconjugate modalities. It uses mass spectrometry and other analytical technologies to characterize bioconjugates and therapeutic protein candidates, focusing on critical quality attributes and process development.

The position supports R&D, process development, and regulatory submissions through analytical characterization and scientific problem-solving. It involves close collaboration with cross-functional teams to coordinate samples, study activities, priorities, timelines, and deliverables. This is a full-time, on-site role in Tarrytown, New York, in an innovative, fast-paced, collaborative R&D laboratory environment.

Requirements

• Master’s degree with at least 3 years of relevant experience, or a Bachelor’s degree with at least 6 years of relevant experience, in Chemistry, Biochemistry, Analytical Chemistry, Pharmaceutical Sciences, or a related field.
• Industrial or academic experience in analytical characterization of protein therapeutics, bioconjugates, or other therapeutic modalities.
• Strong knowledge of and hands-on experience with LC-MS-based characterization of proteins, peptides, and bioconjugates, including sample preparation, liquid chromatography, mass spectrometry, and data analysis.
• Ability and interest in developing and troubleshooting analytical methods and solving complex scientific and technical problems.
• Ability to work in a fast-paced, collaborative R&D laboratory environment and learn new technologies.
• Strong cross-functional collaboration and communication skills, including the ability to build productive working relationships and coordinate activities across multiple programs.

Nice To Haves

• Experience with advanced mass spectrometer platforms such as Orbitrap, Q-TOF, and triple quadrupole instruments.
• Experience with liquid chromatography and relevant data-processing software, such as Protein Metrics, ChemDraw, Skyline, Proteome Discoverer, Compound Discoverer, and related analytical tools.

Responsibilities

• Develop and apply LC-MS-based analytical methods to characterize bioconjugates and other therapeutic protein candidates across R&D programs.
• Prepare samples, perform LC-MS experiments, and analyze data using relevant software and bioinformatics tools to characterize product quality attributes.
• Document results in electronic laboratory notebook (ELN) entries, presentations, and reports.
• Support process development, R&D activities, and regulatory submissions through analytical characterization and scientific problem-solving.
• Collaborate with cross-functional teams to understand analytical needs and coordinate samples, study activities, priorities, timelines, and deliverables.
• Interpret and communicate scientific results in project and group meetings, technical reports, regulatory documents, conferences, and peer-reviewed publications.

Benefits

• Student Loan Paydown program
• Tuition reimbursement
• Family Care Benefits
• Relocation Assistance
• Inclusion, Culture and Well-Being programs, including physical and mental health
• Depending on country and role, the total rewards package may include annual bonuses or other incentive plans, equity awards, pension or retirement benefits, 401(k) company match, health and wellness programs, fitness centers, medical, dental, vision, life and disability insurance, paid time off, and family support benefits.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level