The role At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. We seek an Associate Scientist for our Immunology and Inflammation group to support therapeutics development for severe immune and inflammatory skin diseases. You will conduct hands-on research in cell biology, immune-focused assays, and disease-relevant experimental models, collaborating across multiple preclinical programs. Contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide. When & where Location: Tarrytown, NY Work model/flexibility: Onsite Discover your role: Handle and care for mice, including injections, colony management, and blood/tissue sample collection. Perform tissue dissection and cell isolation from skin and other tissues for downstream analysis. Maintain, expand, and/or treat cells in vitro, using established cell lines and primary human and mouse cells. Perform ex vivo immune profiling using flow cytometry, ELISA, and MSD/Luminex to characterize pharmacodynamic responses and mechanism of action. Analyze data with programs such as FlowJo, Excel, and Prism, producing high-quality datasets and internal reports to support program advancement. Accurately document experimental procedures and results with attention to detail, organization, rigor, and reproducibility. Support daily laboratory operations, including equipment maintenance and ordering supplies and reagents. Adapt to new techniques, shifting tasks, and multiple workflows in a fast-paced, innovative, team-driven environment. This role requires: B.S. in a relevant scientific field with 0–2 years of life-sciences experience; practical laboratory experience is highly valued. Strong organization, attention to detail, scientific rigor and creative problem-solving. Open, frequent communication with your manager and team. Preferred qualifications: Practical familiarity with mouse handling and basic procedures, including injections, colony management, and blood collection. A background in mammalian cell culture using cell lines and primary cells. Experience with immunoassays such as ELISA, MSD, or Luminex is desirable but not required. Tissue dissection, cell isolation, or flow cytometry experience is a plus. Proficiency in basic computer applications and biological data collection and analysis. 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 https://careers.regeneron.com/en/working-at-regeneron/total-rewards/. 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) $70,300.00 - $110,100.00 Regeneron is a leading biotechnology company that invents life-transforming medicines for people with serious diseases. Founded and led for over 30 years by physician-scientists, our unique ability to repeatedly and consistently translate science into medicine has led to nine FDA-approved treatments and numerous product candidates in development, almost all of which were homegrown in our laboratories. Our medicines and pipeline are designed to help patients with eye diseases, allergic and inflammatory diseases, cancer, cardiovascular and metabolic diseases, neurology, infectious diseases and rare diseases. Regeneron is also proud of award winning culture of innovation, being recognized as a Great Place to Work in 2021, Fast Company’s Best Workplace for Innovators in 2020, and Forbes JUST companies in 2020, among others.

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30 Oct, 2026

Regeneron

Senior Medical Director, Clinical Development, Classical Hematology

Leadership

$333.3k–450.9k/yr

TARRYTOWN, United States of America

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