Senior Associate Scientist

Build our future together: At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. We are seeking a Senior Associate Scientist to join our Bioassay Group within the Therapeutic Proteins Department, supporting our immuno-oncology programs in an on-site capacity. In this role, you will contribute to the screening and in vitro characterization of preclinical and clinical drug candidates within Regeneron's innovative pipeline. This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide. When & where: Location: Tarrytown, NY Work model: On-site Discover your role: Develop cell-based assays to evaluate drug candidates using both primary and engineered mammalian cells Design and perform experiments to screen and characterize preclinical and clinical drug candidates within our immuno-oncology pipeline Perform mammalian cell culture and generate stable cell lines to support ongoing studies Isolate primary cells and apply flow cytometry techniques to characterize cellular responses Run cell-based functional assays, including reporter and cytotoxicity assays Collaborate with a dynamic team working across diverse therapeutic areas, with a primary focus on immuno-oncology Learn new techniques and contribute to multiple projects at once Explore scientific questions and present findings in cross-functional meetings This role requires: A Bachelor’s degree with 3 years of relevant experience or a Master’s degree Knowledge of immunology, protein biology, and mammalian cell culture techniques; hands-on bench research experience preferred Ability to multitask experiments and data analysis across diverse projects Experience working independently as well as within a collaborative team environment Ability to communicate effectively within a large team Excellent adaptability and flexibility, with great attention to detail and outstanding organizational skills A background in in-vitro T cell characterization (functional and antigen-binding assays) is a plus Experience with cell-based assays, immunoassays (flow cytometry or plate reader-based) and basic molecular biology techniques is also a plus High-throughput screening experience and familiarity with liquid handlers are beneficial 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