Senior Associate Scientist, Immuno-Oncology

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 Oncology & Immuno-Oncology group, contributing to the development and evaluation of next-generation bispecific antibodies for solid tumor indications. In this role, you will work at the intersection of tumor biology and immune modulation, generating robust, reproducible datasets that inform program progression from preclinical development toward clinical studies, while collaborating closely with cross-functional teams.

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/flexibility: Onsite

Discover your role:

• Execute well-designed in vivo studies to evaluate novel bispecific antibodies, including mouse handling, dosing (IP, IV, subcutaneous), and blood/tissue collection
• Perform ex vivo immune profiling (e.g., flow cytometry, ELISA, MSD) to characterize pharmacodynamic response and mechanism of action
• Process tissues and tumors for immune cell isolation and downstream analysis
• Generate high-quality, well-documented datasets suitable for internal reports supporting program advancement
• Collaborate closely with multidisciplinary teams to ensure alignment of experimental design with program needs
• Present findings in group and cross-functional meetings, contributing to ongoing scientific discussions
• Bring strong attention to detail, organization, and commitment to experimental rigor and reproducibility
• Stay adaptable and eager to learn new techniques, contributing across multiple workflows in a fast-paced environment

This role requires:

• B.S./M.S. with 2-3 years of relevant experience in oncology, immunology, or a related field
• Demonstrated ability to generate high-quality data with strong attention to detail
• Ability to work independently while contributing effectively in a team environment
• Strong analytical skills and clear communication of scientific findings
• Preferred: experience with mouse handling and in vivo tumor models
• Preferred: experience with cell culture, flow cytometry, and/or immunoassays (ELISA, MSD)

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)