Co-op Analytical & Bioanalytical Sciences

Regeneron

. Develop and run LC-MS and MSI methods to characterize therapeutic proteins, bioconjugates, and biomarkers .

Posted 10/2/2026full-timeTarrytown • New York • United StatesEntry Level💰 $18 - $51 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in mass spectrometry techniques, including LC-MS, CID, and ExD, for the characterization of therapeutic proteins and bioconjugates. Proficient in developing immunoassays and high-throughput proteomics workflows while effectively documenting and presenting analytical findings.

Highest-signal resume keywords

LC-MS Method DevelopmentMass Spectrometry Data InterpretationImmunoassay DevelopmentHigh-Throughput Proteomics WorkflowsBioconjugate Characterization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Mass SpectrometryLC-MSCID TechniquesExD TechniquesCE-MSICIEFDIA MethodsELISAWestern BlotChromatography

Soft Skills

LeadershipCommunication

Tools & Technologies

Spectral LibrariesReference Databases

Industry Keywords

Therapeutic ProteinsBioconjugatesBioconjugate ModalitiesADC DevelopmentPeptide Mapping

About the role

Key responsibilities & impact

Develop and run LC-MS and MSI methods to characterize therapeutic proteins, bioconjugates, and biomarkers
Apply CID and ExD mass spectrometry fragmentation techniques to characterize conjugated payloads
Use CE-MS and iCIEF to characterize protein charge variants
Build reference databases and spectral libraries
Process and interpret mass spectrometry data to validate molecular structures
Run high-throughput proteomics workflows using DIA methods and perform database searching with FDR control
Develop and evaluate platform immunoassays, including ELISA and western blot methods
Support development and purification of ADCs using conjugation chemistries, chromatography, and peptide mapping techniques
Compare platform performance across bioconjugate modalities
Document experimental procedures and results
Present findings to the broader analytical sciences team

Requirements

What you’ll need

Must be enrolled in, or accepted to, an academic program pursuing an Undergraduate or Graduate degree
Must be returning to school the semester following the position or graduating after the position
Must be able to commit to 40 hours per week during an applicable co-op period
Relevant majors: Biology, Chemistry, Biomedical/Chemical Engineering, or Pharmacy
Demonstrated leadership preferred
Cumulative GPA of 3.0 or higher preferred

Benefits

Comp & perks

Annual bonuses or other incentive plans
Equity awards
Pension or retirement benefits
401(k) company match
Health and wellness programs
Fitness centers
Medical, dental, vision, life, and disability insurance benefits
Paid time off
Family support benefits
Reasonable accommodation during the recruitment process for applicants with known disabilities or chronic illnesses