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Regeneron Pharmaceuticals · Tarrytown

# Sr Scientist - Biologics Drug Product Development

Tarrytown Senior individual contributor $112,100.00 - $182,900.00 Research & Science 

Listed on Regeneron Pharmaceuticals’s official careers site. Posted November 5, 2026. Check that it is still open and apply there.
[Apply on Regeneron Pharmaceuticals’s careers site →](https://careers.regeneron.com/en/jobs/r52833/sr-scientist-biologics-drug-product-development/)

[OpenNash Jobs](https://jobs.opennash.com/) / [Regeneron Pharmaceuticals](https://jobs.opennash.com/companies/regeneron-pharmaceuticals/) / Sr Scientist - Biologics Drug Product Development

## Job description

### 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 Sr. Scientist to join our Drug Product Development and Technology (DPDT) Department. In this role, you will support drug product development activities from candidate selection and pre-clinical development through clinical development and commercialization, for a variety of drug modalities which may include mAb, engineered protein, siRNA, and antibody-oligonucleotide conjugate, across a variety of drug and delivery presentations which may include liquid and lyophilized DP and novel drug delivery technologies.

You will work independently and may lead your own project or program, applying biochemical, biophysical, and/or microbiology principles to execute both simple and complex experiments and processes, with a scope of focus that may include formulation development and stability, compatibility and in-use stability, analytical development, process development, microbial analysis, and new technology development.

This position offers the opportunity to contribute to a fast-growing, science-driven organization making a meaningful difference to patients worldwide.

### Shift Requirements
- Full-time

### Location
- On-site in Tarrytown, NY

### Discover your role
- Work independently and apply technical knowledge with minimal guidance to design rigorous experiments that may include formulation development, new technology, microbial challenge testing, and process development and technology transfer
- Proactively research and implement new approaches toward problem solving and/or process optimization for product development and new technology evaluations
- Collaborate effectively with DPDT teams and within cross-functional teams to support timely execution of deliverables; interpret ambiguous feedback/direction with help of supervisor to move work forward
- Work with supervisor to prepare and deliver oral and written presentations internally and/or externally, including documents such as publications, SOPs, and patents with minimal revisions required
- Be fully accountable for data quality and interpretation; maintain accurate and complete records consistent with company policy and legal requirements
- Apply scientific and statistical knowledge of software packages (JMP or equivalent) to support study design and data analysis
- Independently make decisions of moderate complexity in a timely manner, including making decisions, with guidance, with limited information
- Participate in internal DPDT team meetings, prepare data presentations, and communicate results in subgroup or department meetings
- Train less experienced scientists in technical skills and may mentor junior colleagues, including reviewing their work and giving constructive feedback
- Engage in lab and instrument maintenance activities and may act as instrument team lead or SME; may introduce and lead development efforts for new instrumentation and analytical techniques
- Receive information and direction from leadership and be responsible for leading and planning projects to meet program deliverables and timelines
- Generate internal reports and contribute to external documents that may include but are not limited to: Protocols, Analytical Procedures, Technical Reports, Process Transmittals, Developability Risk Assessments, and regulatory documents
- Maintain complete and accurate laboratory record documentation and comply with all data integrity procedures and system requirements, including but not limited to ELN, SDMS, LIMS, EDMS
- Comply with EHS and DPDT safety requirements
- Comply with all governance documents and execute required compliance training

### This role requires
- Ph.D. in Pharmaceutical Science, Biochemistry, Chemistry, Microbiology, Biophysics, Engineering, or a related field, or BS/MS with equivalent experience
- BS or MS with 8-10 years of experience, or Ph.D. with 0-3 years of experience

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/](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)

$112,100.00 - $182,900.00

## At a glance
- Posted by the employer: Nov 5, 2026
- First seen by OpenNash: Nov 9, 2026
- Last checked: Nov 9, 2026
- Listed for: 4 days
- Location: Tarrytown
- Pay: $112,100.00 - $182,900.00[Apply on Regeneron Pharmaceuticals’s careers site →](https://careers.regeneron.com/en/jobs/r52833/sr-scientist-biologics-drug-product-development/)

## Hiring at Regeneron Pharmaceuticals
- Open jobs: 944
- New in the last 7 days: After two weekly collections
- Tracked since: Jul 15, 2026

[All Regeneron Pharmaceuticals jobs](https://jobs.opennash.com/companies/regeneron-pharmaceuticals/) · [Weekly hiring report](/reports/hiring/)

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