2,170,117open jobs
139,773companies
239,895added this week
Browse all
Salary
$54k – $539k per year
Location
In office (Tarrytown)
Seniority
Junior
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 10, 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

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 Process Development Engineer I to join our Bioreactor and Scale-Up Development Group within Preclinical Manufacturing and Process Development (PMPD), supporting early-stage biologics development in an on-site work model. In this role, you will help develop clinically enabling manufacturing processes at pilot scale in a non-GMP laboratory, while collaborating with process development and technology transfer 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: On-site in Tarrytown, NY
  • Work model/flexibility: On-site

Discover your role:

  • Support lab operations to cultivate mammalian cells producing biologics in bench and pilot-scale bioreactors
  • Prepare, sterilize, and operate bioreactors, and prepare buffers and feeds
  • Maintain and onboard laboratory equipment to keep the lab safe, effective, and efficient
  • Contribute to technology development projects, including areas of your own interest
  • Evaluate and solve challenges associated with process scale-up
  • Analyze seed train, production, and quality data to support process understanding and technology transfer
  • Author development reports, process transmittals, and electronic notebook documentation
  • Support Technology Transfer Start-Up Teams, virtually and on-site, during clinical production campaigns

This role requires:

  • Chemical Engineering or Bio-related Engineering degree (BS) or (MS) with 0-2 years of laboratory experience
  • Strong initiative and drive to complete bold tasks and learn new technologies
  • Strong communication skills, including analytical, computer, and technical writing skills
  • Comfortable managing multiple projects at the same time, work well both independently and as part of a team
  • Preferred: experience with bench-top and single-use bioreactors (NOVA FLEX, Sartorius Biostat DCU, Applikon, WAVE, ABEC/Hyclone 50-500L), ABEC stainless steel pilot-scale bioreactors (40-500L), and perfusion or continuous processing
  • Preferred: experience with supporting equipment and systems (medium prep skid, CIP, biosafety cabinets, incubators, autoclave)
  • Preferred: experience with software tools (Biobrain Operate, SynTQ, PI Historian, JMP, Benchling, Ignition)

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)

$81,900.00 - $133,700.00
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,170,117 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Biotech
Remote, many countries
Similar stack
Same company
Tarrytown
$74k – $112k per year · Equity · In office · Full-Time · 2+ years exp · High School Diploma · Mounds View
MedTech
FDA 510(k)
Apply
$61k – $123k per year · In office · Full-Time · 2+ years exp · Bachelor's Degree · Plymouth
Cybersecurity
GDPR
HIPAA
Life Sciences
Good Clinical Practice
Apply
$155k – $232k per year · In office · Full-Time · 3+ years exp · PhD · Boston
Apply
Analytical Chemist 1 day ago
$76k – $101k per year · Equity · In office · Secret · 3+ years exp · Bachelor's Degree · McHenry
AI/ML
Computer Vision
Robotics
Sensor Fusion
Life Sciences
HPLC
LIMS
Apply
$65k – $94k per year · In office · 2+ years exp · Bachelor's Degree · Cambridge
Life Sciences
ELISA
Chromatography
Apply
Remote (EMEA, United States, Canada) · Full-Time · 8+ years exp · Bachelor's Degree · Canada · United States
Life Sciences
Veeva
Apply
$82k – $134k per year · Equity · In office · Full-Time · Bachelor's Degree · Tarrytown
Python
Life Sciences
Chromatography
Apply
$82k – $134k per year · Equity · In office · Full-Time · Bachelor's Degree · Tarrytown
Chips/EDA
JMP
Life Sciences
Chromatography
LIMS
Apply
In office · Tarrytown
MedTech
FDA 510(k)
CAPA
Apply
$129k – $210k per year · Equity · In office · Full-Time · 3+ years exp · PhD · Tarrytown
Life Sciences
qPCR
PCR
Flow Cytometry
Next-Generation Sequencing
Mass Spectrometry
Immunohistochemistry
Apply
Equity · In office · Full-Time · 6+ years exp · Bachelor's Degree · Tarrytown
Chips/EDA
JMP
Life Sciences
Cell Culture
Bioreactors
GMP
Benchling
Apply
See all jobs
This is one of many
2,170,117 more open roles from verified company boards, updated every day.