Senior Associate Scientist - Bioanalytical & Biomarker Technologies

About the Role

Join our Bioanalytical & Biomarker Technologies group, supporting biotherapeutics discovery and preclinical development programs in a hybrid work mode. In this role, you will design and execute analytical and bioanalytical methods while collaborating with discovery biology, DMPK/PK-PD, and analytical teams. This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide.

Responsibilities

• Design, execute, and troubleshoot LC-MS and HPLC methods for analytical characterization and bioanalytical quantification.
• Support bioconjugates, monoclonal antibodies, antibody-drug conjugates, oligonucleotides, and biomarker programs.
• Perform sample preparation using LLE, SPE, affinity capture, enzymatic digestion, and homogenization techniques.
• Operate LC-MS/MS workflows from instrument setup through data analysis.
• Analyze results, summarize findings, recommend next steps, and present data internally.
• Document experiments, methods, and results in electronic lab notebooks and support SOP development.
• Evaluate new platforms, workflows, and automation to improve throughput and robustness.
• Adapt quickly to changing priorities and contribute in a collaborative team environment.

Requirements

• BS or MS degree in Chemistry, Biochemistry, Pharmaceutical Science, or a related discipline.
• 3+ years of hands-on experience in a relevant scientific environment.
• Experience with liquid chromatography and/or mass spectrometry methods.
• Ability to execute, qualify, optimize, and troubleshoot analytical methods.
• Hands-on experience with sample preparation techniques, including LLE, SPE, affinity capture, enzymatic digestion, and homogenization.
• Experience supporting bioanalysis of small molecules, oligonucleotides, biomarkers, or biotherapeutics using LC-MS-based approaches.
• Experience maintaining laboratory documentation, electronic lab notebooks, and method records.
• Automation platform experience is a plus.
• Strong interpersonal, technical communication, organizational, and project management skills.
• Ability to manage multiple priorities in a fast-paced environment while working collaboratively across functions.

Location

Tarrytown, NY (On-Site)

Pay

Salary Range (annually): $80,300.00 - $131,100.00

Benefits

Regeneron offers a competitive and comprehensive total rewards package which may include, depending on country and role:

• Annual bonuses or other incentive plans
• Equity awards
• Pension or retirement benefits, 401(k) company match
• Health and wellness programs, fitness centers
• Insurance benefits (e.g., medical, dental, vision, life, and disability)
• Paid time off
• Family support benefits