Senior Associate Scientist

Company: Regeneron Pharmaceuticals, Inc.
Location: Tarrytown
Posted on: February 13, 2026

Job Description:

Summary: We are seeking a highly motivated Senior Associate Scientist to join our Immunoscreening group in the Therapeutic Antibody team. You will contribute to the identification of potential therapeutic antibodies, the in vitro characterization and selection process of lead molecules in the early antibody drug discovery stage. Job Duties: Designing and optimizing in-vitro protein or cell-based immunoassays, including but not limited to flow cytometry, high content imaging, ELISA, AlphaLISA, and MSD, to assess the functional properties of antibody therapeutics with a focus on obesity, muscle metabolism and aging Performing medium to high throughput immunoassays according to established protocols Compiling and analyzing data by Excel, FlowJo, GraphPad prism and graphic software Maintaining mammalian cell cultures for cell-based immunoassays Maintaining accurate records of experimental procedures and results Job Requirements: Have the ability to multitask and perform data analysis under time pressure Can work effectively both independently as well as collaboratively as a team member The ability to communicate effectively with your manager as well as within a large team. Can be adaptable and flexible with changing priorities Have outstanding attention to detail and outstanding organizational skills In order to be considered for this role, you must have at least BS/MS degree in cell/molecular biology, immunology, protein biology, or related field with 3-5 years of relevant experience. Knowledge of cell and molecular biology, immunology, or protein biology, skills in aseptic techniques and human and mouse cell culturing, along with hands-on bench research/development experience in in-vitro protein or cell-based assays are preferred. High throughput screening experience, familiarity with liquid handlers and knowledge in obesity/metabolism/aging research are beneficial. Does this sound like you? Apply now to take your first step towards living the Regeneron Way! We have an inclusive culture that provides comprehensive benefits, which vary by location. In the U.S., benefits may include health and wellness programs (including medical, dental, vision, life, and disability insurance), fitness centers, 401(k) company match, family support benefits, equity awards, annual bonuses, paid time off, and paid leaves (e.g., military and parental leave) for eligible employees at all levels! For additional information about Regeneron benefits in the US, please visit https://careers.regeneron.com/en/working-at-regeneron/total-rewards/. For other countries specific benefits, please speak to your recruiter. Please be advised that at Regeneron, we believe we are most successful and work best when we are together. For that reason, many of Regenerons roles are required to be performed on-site. Please speak with your recruiter and hiring manager for more information about Regenerons on-site policy and expectations for your role and your location. 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, nationality, national or ethnic origin, civil status, age, citizenship status, membership of the Traveler community, sexual orientation, disability, genetic information, familial status, marital or registered civil partnership status, pregnancy or parental status, gender identity, gender reassignment, military or veteran status, or any other protected characteristic in accordance with applicable laws and regulations. The Company will also provide reasonable accommodation to the known disabilities or chronic illnesses of an otherwise qualified applicant for employment, unless the accommodation would impose undue hardship on the operation of the Company's business. For roles in which the hired candidate will be working in the U.S., the salary ranges provided are shown in accordance with U.S. law and apply to U.S.-based positions. For roles which will be based in Japan and/or Canada, the salary ranges are shown in accordance with the applicable local law and currency. If you are outside the U.S, Japan or Canada, please speak with your recruiter about salaries and benefits in your location. Please note that certain background checks will form part of the recruitment process. Background checks will be conducted in accordance with the law of the country where the position is based, including the type of background checks conducted. The purpose of carrying out such checks is for Regeneron to verify certain information regarding a candidate prior to the commencement of employment such as identity, right to work, educational qualifications etc. Salary Range (annually) $109,900.00 - $179,300.00

Keywords: Regeneron Pharmaceuticals, Inc., Springfield , Senior Associate Scientist, Science, Research & Development , Tarrytown, Massachusetts