Associate Scientist - Protein Expression Science

Regeneron
Tarrytown, NY

We are looking for an Associate Scientist to join the B cell Isolation Group in the Protein Expression Sciences department. You will be primarily responsible for the preparation and immunofluorescence staining of mouse splenocytes for the isolation of antibody expressing cells through fluorescence activated cell sorting (FACS). You will be working in the B Cell Isolation group, which is key to the Regeneron therapeutic pipeline. Through this platform, you will get exposure to different targets, giving you the opportunity to see a wide range of therapeutic focus areas. This is a lab-based role, with great opportunity to perform cutting-edge research, and great potential for growth.

Responsibilities during a typical day might include the following:

  • Laboratory animal handling (mice) – splenectomy, lymphadenectomy, hind limb removal, post-mortem bleed collection
  • Single cell suspension preparation from organs (mouse spleen, lymph nodes, bone marrow)
  • Immunofluorescence cell staining
  • Analyzing flow cytometry data from stained samples
  • Isolating target cells through fluorescence activated cell sorting (FACS)
  • Immunofluorescence beads based binding affinity assay
  • Documentation of experimental procedures and results
  • Recording and organizing data in electronic notebook/database, Powerpoint and LIMS
  • Analyze data using tools such as FlowJo, Omiq, Microsoft Office, MacOS, and GraphPad Prism
  • Periodic data presentation
  • Lab preparation, organization and resource acquisition
  • Collaborating and coordinating workflow intra and interdepartmentally to keep antibody discovery pipeline on track

This role may be for you, if you:

  • Enjoy working in a collaborative and fast paced environment
  • Have a strong desire to develop your skills
  • Excel at maintaining experimental documentation, exhibit meticulous attention to detail
  • Have great oral and written communication skills, organizational skills, as well as good interpersonal skills
  • Are comfortable working in a dynamic environment where priorities can change from day to day
  • Self-starter with an ability to follow protocols, ask scientific questions, and adapt to evolving methods
  • Have an eye for detail and pride yourself on the quality of your work
  • Work on current problems while thinking of future solutions

To be considered for this role, you must have a minimum of B.S. in Molecular Biology, Cellular Biology or related field with 2+ years of laboratory experience. We would like someone with cellular biology lab experience, and basic laboratory animal handling experiences (mice ). Experiences with immunofluorescence-based techniques, immunofluorescence cell staining, and knowledge of immunology are preferred. Experience with flow cytometry is a plus.

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)

$70,300.00 - $110,100.00
Posted 2026-06-09

Recommended Jobs

PT Sales Associate: Rowing Blazers

Leap
New York State

About the Brand: Rowing Blazers is an American clothing brand and design lab originally founded by designer, author, archaeologist and former U.S. national team coxswain Jack Carlson in 2017. We’…

View Details
Posted 2026-03-30

Manager, IT Operations (Labs)

ICON plc
New York, NY

IT Operations Manager- Labs ICON plc is a world-leading healthcare intelligence and clinical research organization. We're proud to foster an inclusive environment driving innovation and excellence…

View Details
Posted 2026-06-03

Private Chef

Muffetta Household Staffing Agency, Inc.
Nissequogue, NY

Private Chef (FT) Job #: J2154 Position Details: Full-Time, Live-Out Location: Saint James, NY Schedule: Monday–Friday Hours: 7:00 AM–9:00 PM window; candidate will…

View Details
Posted 2026-06-05

Medical Practice Manager

HR One
Syracuse, NY

Why join Brighton Hill Pediatrics ? For over 50 years, Brighton Hill Pediatrics has been committed to providing exceptional pediatric care to families in the community. Our team of Board-Certifie…

View Details
Posted 2026-05-16

Nurse Practitioner- Primary Care Queens, NY

Palm Careers
Queens, NY

Primary Care Nurse Practitioner or Physician Assistant - Permanent Position in Queens, NY      Palm Health Resources, a premier healthcare staffing firm, is currently seeking a dedicated Primary…

View Details
Posted 2026-01-25

Investment Banking Associate - New York

Morgan Stanley
New York, NY

Morgan Stanley’s Banking Group provides industry, regional and product expertise to corporations, institutions and government clients to develop and execute innovative and customized solutions to the…

View Details
Posted 2026-06-06

Pricing Analyst

Jetro / Restaurant Depot
Whitestone, NY

Restaurant Depot is the leading wholesale distributor of food, equipment and supplies to independent grocery retailers and foodservice operators across the United States. The company operates two di…

View Details
Posted 2026-04-04

Unit Clerk - Phlebotomy

Covance Inc.
New York, NY

Labcorp is a global leader in diagnostic testing and drug development solutions, helping healthcare providers, researchers, and patients make informed decisions that advance care. Join us in our miss…

View Details
Posted 2026-06-03

Assisted living marketing director

Staten Island, NY

Job description: An established Assisted Living Facility in Staten Island is seeking an experienced Marketing Director to lead census growth, referral development, and community outreach. This…

View Details
Posted 2026-05-27

Senior Commissioning Engineer

WB Engineers+Consultants
New York, NY

Job Summary The Senior Commissioning Engineer plays a pivotal role in ensuring the seamless pre-commissioning, commissioning, and start-up of building systems. This position is responsible for ove…

View Details
Posted 2026-03-24