Regeneron Pharmaceutical's Analytical and Biological Mass Spectrometry Group (ABMS), located in Tarrytown, NY is seeking a motivated **Associate Scientist** to join our fast-paced and interdisciplinary team working on analytical and bioanalytical development on novel siRNA/oligonucleotide-based modalities in a diverse genetic medicine pipeline.

**A Typical Day in the Role Might Look Like:**

+ Develop and optimize liquid chromatography coupled to mass spectrometry (LC-MS) related methods for the enrichment, detection, quantification, and structural characterization of siRNAs, oligonucleotides, novel siRNA conjugates and monoclonal antibodies (mAbs)
+ Perform analytical testing and sample preparation of siRNA/oligonucleotides with a focus on chromatographic fractionation, LC, LC-MS, solid phase extraction (SPE), hybridization-capture, and other mass spectrometry related methods
+ Independently conduct sample preparation and LC-MS analyses in compliance with SOPs...