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Salary
$54k – $539k per year
Location
In office (Tarrytown)
Visa
H-1B filings in 12 months: 316 · green card filings: 4
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 11, 2026. First seen by Alion on Nov 11, 2026. Regeneron Pharmaceuticals scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Regeneron Pharmaceuticals is an American biotechnology company headquartered in Tarrytown, New York, that discovers, develops and manufactures antibody and other biologic medicines. Founded in 1988 and listed on Nasdaq, its products include the eye disease treatment Eylea, the immunology drug Dupixent developed with Sanofi, the cancer immunotherapy Libtayo and the cholesterol drug Praluent. It uses its VelociSuite mouse technologies and the Regeneron Genetics Center to find drug targets, and runs large manufacturing sites in Rensselaer, New York, and Limerick, Ireland.
Backed by GV, venBio Partners

At Regeneron, we use science and innovation to develop life-changing medicines for people with serious diseases. We are seeking a motivated Process Development Associate to join our Bioreactor and Scale-Up Development Group within Preclinical Manufacturing and Process Development (PMPD). In this role, you will work as part of the early-stage development team to develop production processes of biologics in a non-GMP process development laboratory, performing studies at pilot scale to develop clinically enabling manufacturing processes.

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

When & where:

  • Shift Requirements: Full-time
  • Location: On-site in Tarrytown, NY

What you’ll do:

  • Support lab operations to cultivate mammalian cells producing biologics in bench and pilot-scale bioreactors, including sterilizing, sanitizing, and operating bioreactors, preparing buffers and feeds, and maintaining and onboarding laboratory equipment
  • Contribute to technology development projects to innovate process development and explore personal areas of interest
  • Evaluate and solve challenges associated with the scale-up of processes
  • Analyze seed train, production, and quality data to support process understanding and technology transfer, followed by authoring development reports, process transmittals, and documentation in electronic notebooks
  • Participate in Technology Transfer Start-Up Teams by transferring technology via written reports and providing virtual and on-site support during clinical production campaigns
  • Produce various non-clinical reagents to support Regeneron’s Research and Development activities

The environment and physical rhythms of this role:

  • This is a non-GMP process development laboratory environment requiring the ability to work both independently and within a team environment on multiple projects simultaneously.
  • Contribution to lab equipment maintenance and safety to help create a safe, effective, and efficient working environment is required.

Let’s find out if we’re a fit:

Must-haves:

  • BS in Chemical Engineering or Bio-related Engineering with 0-3 years of experience in a laboratory setting
  • Strong initiative and drive to complete bold tasks and learn new technologies
  • Strong communication skills, including analytical, computer, and technical writing skills

Preferred / nice-to-haves:

  • Experience with NOVA FLEX, Sartorius Biostat DCU Bench Top Bioreactors, Biobrain Operate, Applikon bench top bioreactors, WAVE bioreactors, ABEC/Hyclone Single Use Bioreactors (50-500L), ABEC Stainless Steel Pilot Scale (40-500L) bioreactors, Medium Prep skid, CIP, Biosafety cabinets, incubators, autoclave, Perfusion Bioreactor, Continuous Processing, SynTQ, PI Historian, JMP, Benchling, and Ignition

Thrive today. Grow tomorrow.

  • Student Loan Paydown program & Tuition Reimbursement
  • Family Care Benefits
  • Relocation Assistance
  • Inclusion, Culture and Well-Being programs (including physical & mental health)

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)

$71,700.00 - $112,300.00
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