Senior Associate Scientist - Assay Development

Regeneron
Tarrytown, NY

Regeneron's Assay Development Group (ADG), located in Tarrytown, NY, is seeking a highly motivated Senior Associate Scientist to join the team. The ADG in Bioanalytical sciences develops preclinical and clinical assays to support program pipeline. In this role, you will support ongoing work, sample preparation, assay runs, data processing ensuring compliance with current GxP guidance documentation.

A Typical Day in This Role Looks Like:

  • Planning, initiating, and completing the following types of biochemical, molecular, and immune-based assays: qPCR, ddPCR, ELISA s in a laboratory setting

  • Accurately documenting findings and lab records in an electronic laboratory notebook

  • Able to perform multiple assays within the same day and works on multiple projects simultaneously

  • Identify and evaluate new technologies for the development of assays using new formats or techniques.

  • Maintain GLP compliance for all laboratory work and documentation related to assay validations in accordance with FDA regulations and company SOPs

  • Routinely present data in formal and informal meetings

This Role May Be for You If:

  • You thrive in a fast-paced, collaborative environment and consistently deliver results with efficiency and ownership.

  • You quickly learn new technologies, solve complex problems, and demonstrate strong passion for science and innovation.

  • You are self-motivated and proactive, with the ability to prioritize effectively and drive work forward with minimal supervision.

To be considered for this role, you must have a Bachelors degree (Master's preferred) in biology or a related field with 3-6+ years of proven experience. Hands-on knowledge in PCR (quantitative PCR and digital droplet PCR) and a proven understanding of additional methodologies to assess DNA/RNA is needed. Prior experience in gene therapies and/or bioanalytical assay platform development is highly desirable.

Does this sound like you? Apply now to take your first step towards living the Regeneron Way! We are committed to building a workplace with an inclusive culture. Regeneron is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion or belief (or lack thereof), sex, sexual orientation, gender identity or expression, gender reassignment, marital or civil partnership status, civil status, pregnancy or parental status, age, disability, nationality, citizenship status, ethnic or national origin, membership of the Traveler community, familial status, genetic information, military or veteran status, or any other characteristic protected under applicable law. Where required, we will provide reasonable accommodation to applicants with known disabilities or chronic illnesses during the recruitment process, unless such accommodation would impose undue hardship.

Where necessary, we disclose salary ranges for roles in all countries in which we operate. The final offer will be determined within the relevant range based on the country of employment, specific role level, and your skills and experience. In some countries, collective bargaining agreements (CBAs) may apply and influence certain elements of pay or 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, and family support benefits. For additional information about Regeneron benefits in the U.S., please visit . For other locations, additional information will be provided during the recruitment process. If you have any questions, please speak with your recruiter.



Please be advised that at Regeneron, we believe we do our best work when we are together. For that reason, many roles are required to be performed on‑site. Please speak with your recruiter and hiring manager for more information about on‑site expectations for your role and location.



As part of the recruitment process, certain background checks may be conducted in accordance with the laws of the country where the position is based. The purpose of such checks is to verify certain information prior to the commencement of employment such as identity, right to work and educational qualifications.



For jobs in Canada: this posting is for an existing position.



Salary Range (annually)

$80,300.00 - $131,100.00
Posted 2026-07-17

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