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Sr. R&D Specialist, Analytical Chemistry (LC-MS)

Regeneron Pharmaceuticals, Inc.
Tarrytown, New York
Start date
Sep 3, 2022
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Job Details

Our Analytical Chemistry Group is seeking a highly motivated Senior R&D Specialist. You will be working in an industry leading mass spectrometry lab and focus on the biochemical characterization of therapeutic proteins at all stages of development.

You will be developing LC-MS methods for protein primary structure analysis, disulfide linkage determination, carbohydrate profiling, protein variant structural determination, and post-translational modification characterization. Furthermore, you will conduct analytical method qualification for late-stage drug development programs and develop innovative mass spectrometry technologies to support Regeneron's R&D programs.


  • Develop LC-MS based analytical methods to support the development of monoclonal antibody-based therapeutic proteins.
  • Perform LC-MS data analysis using various software and bioinformatic tools to elucidate the quality attributes of therapeutic proteins.
  • Complete sample preparation and LC-MS-based experiments based on SOPs
  • Document LC-MS experiments, results, and findings in electronic laboratory notebook (ELN) entries; present data at group and project meetings; write technical reports, SOPs, and regulatory filing reports, etc.
  • Summarize results in a concise format (graphs, figures, tables, etc.) to support presentations, peer-reviewed publications, and regulatory documents, etc.
  • Participate in general lab and instrument maintenance.

This Role May Be For You If:
  • You have strong initiative and seek to complete tasks and learn new technologies related to Analytical Chemistry and LC-MS.
  • You are capable of multi-tasking and working independently as well as within a team culture.Good written and verbal communication skills and excellent interpersonal skills are essential.
  • The ability to learn new technologies and solve problems is essential. A passion for science and motivation to contribute in a team environment is necessary.

This role requires either a BS or MS degree in Chemistry, Biochemistry, Analytical Chemistry or a related field and a minimum of a BS degree and 5+ years experience OR a MS degree with 2+ years in protein mass spectrometry. Knowledge and hands-on experience in LC-MS based protein and peptide is preferred.

Does this sound like you? Apply now to take your first steps toward living the Regeneron Way! We have an inclusive and diverse culture that provides amazing benefits including health and wellness programs, fitness centers and stock for eligible employees at all levels!

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, nationality, national or ethnic origin, civil status, age, citizenship status, membership of the Traveler community, sexual orientation, disability, genetic information, familial status, marital or registered civil partnership status, pregnancy or parental status, gender identity, gender reassignment, military or veteran status, or any other protected characteristic in accordance with applicable laws and regulations. We will ensure that individuals with disabilities are provided reasonable accommodations to participate in the job application process. Please contact us to discuss any accommodations you think you may need.


Regeneron is a leading biotechnology company that invents life-transforming medicines for people with serious diseases. Founded and led for 30 years by physician-scientists, our unique ability to repeatedly and consistently translate science into medicine has led to seven FDA-approved treatments and numerous product candidates in development, all of which were homegrown in our laboratories. Our medicines and pipeline are designed to help patients with eye disease, allergic and inflammatory diseases, cancer, cardiovascular and metabolic diseases, infectious diseases, pain and rare diseases.
Regeneron is accelerating and improving the traditional drug development process through our proprietary VelociSuite® technologies, such as VelocImmune® which produces optimized fully-human antibodies, and ambitious research initiatives such as the Regeneron Genetics Center, which is conducting one of the largest genetics sequencing efforts in the world.

Stock Symbol: REGN

Stock Exchange: NASDAQ

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Find Us
Corporate Headquarters
777 Old Saw Mill River Road
New York
United States
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