Associate Scientist, Product Biochemistry

Posted Yesterday
Be an Early Applicant
Tarrytown, NY, USA
In-Office
70K-110K Annually
Junior
Biotech • Pharmaceutical
The Role
Perform biochemical and biophysical characterization of therapeutic proteins to support late‑stage development and regulatory submissions. Design and optimize assays (size/charge variants, protein‑ligand complexes, high‑concentration samples), run and maintain instrumentation, document results in ELN, present findings, and contribute to protocol/method development and regulatory documentation while following lab safety and quality practices.
Summary Generated by Built In

Regeneron is seeking a highly motivated and passionate Associate Scientist to join our Protein Biochemistry team. In this exciting role, you will play a critical part in implementing innovative biophysical assessment strategies to support a wide range of drug candidate modalities.

A Typical Day in the Role Might Look Like:

  • With supervisory direction and support, conducts biochemical and biophysical characterization experiments on therapeutic protein for late-stage development and regulatory submissions. 
  • Provide input on experimental design and suggest modifications in protocols or methods to meet the needs of a particular program or molecule. 
  • Will take on additional responsibilities in advanced method development to support efforts to enrich and characterize size/charge variants, protein-ligand complexes, and high concentration protein solutions of therapeutic protein drug candidates. 
  • Documents experiments, results and findings in electronic laboratory notebook in a timely manner; presents work at group and department meetings; contributes to drafting of protocols, method development reports, regulatory submission sections, and peer-reviewed articles for publication.
  • Maintain instruments, troubleshoot instrumental/experimental problems, and order/maintain supplies. Keen to follow procedures, guidance, and best practices for lab safety.

This Role Might Be For You If:

  • You have initiative and drive to complete meaningful tasks and learn new technologies.
  • You can work both independently and within a team environment on projects simultaneously
  • You contribute to lab equipment maintenance and safety to help create a safe, effective and efficient working environment.
  • You possess strong organizational, communication, analytical, computer, and technical writing skills.

This role requires a BS/MS in Biochemistry/Biophysics, or related field plus 0-3 yrs+ experience. Technical proficiency in automated FPLC and/or HPLC (SEC, IEX, affinity), electrophoresis (capillary or microchip, SDS-PAGE, western blots), spectroscopy and light scattering is recommended. A fundamental understanding of protein structure/function, protein-protein interaction and general biochemistry preferred. Preference will be given to candidates who have experience working in the biopharmaceutical industry. Excellent oral and written communication skills and evidence of teamwork are required.

The ideal candidate must have strong initiative to complete tasks, learn new technologies, and demonstrate a commitment to continuous learning. This role requires the ability to manage multiple priorities in a fast‑moving R&D environment, operate effectively both independently and within a collaborative team environment, and communicate clearly, transparently, and in a timely manner with key stakeholders.

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)

$70,300.00 - $110,100.00

Skills Required

  • BS or MS in Biochemistry, Biophysics, or related field
  • 0-3+ years of relevant laboratory experience
  • Technical proficiency with automated FPLC and/or HPLC (SEC, IEX, affinity)
  • Experience with electrophoresis techniques (capillary or microchip, SDS-PAGE, Western blot)
  • Experience with spectroscopy and light scattering methods
  • Fundamental understanding of protein structure/function and protein-protein interactions
  • Experience working in the biopharmaceutical industry
  • Documenting experiments in an electronic laboratory notebook and drafting reports/submission sections
  • Strong oral and written communication skills and evidence of teamwork
  • Ability to manage multiple priorities, work independently and in a team, and follow lab safety procedures; instrument maintenance and troubleshooting

Regeneron Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Regeneron and has not been reviewed or approved by Regeneron.

  • Healthcare Strength Medical, dental, and vision coverage is positioned as comprehensive, with Regeneron prescription drugs covered at 100% for those enrolled in the medical plan. Mental health support is also emphasized through EAP access and tools like Talkspace and the Journey app.
  • Equity Value & Accessibility Stock grants are described as available to all employees, strengthening the overall total-rewards package beyond base pay. Long-term incentives and stock-related rewards are repeatedly framed as meaningful components of compensation.
  • Parental & Family Support Paid parental leave is paired with fertility/adoption assistance and childcare-related support such as discounts and nanny services. Additional family-oriented resources extend to elder care, pet care, and education support like college coaching and tutoring.

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The Company
HQ: New York, New York
15,000 Employees
Year Founded: 1988

What We Do

At Regeneron we believe that when the right idea finds the right team, powerful change is possible. As we work across our expanding global network to invent, develop and commercialize life-transforming medicines for people with serious diseases, we’re establishing new ways to think about science, manufacturing and commercialization. And new ways to think about health. Connect with us so we can learn more about you, and you can learn more about our biopharmaceutical medicines. And join us, as we build a future we believe in. Please visit www.regeneron.com/social-media-terms for information on how to engage with us on social media. An important note about privacy: Regeneron is committed to your privacy and will not ask for sensitive personal information such as social security number, date of birth or bank account details via email or social media.

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