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Senior Scientist, Peptide Chemistry

MBX Biosciences, Inc.
Remote friendly (Indianapolis, IN)
United States
Clinical Research and Development

Role Summary

Senior Scientist, Peptide Chemistry responsible for design, synthesis, purification, and characterization of novel peptide-based therapeutics, contributing to the advancement of the drug discovery pipeline. Lead and collaborate within a multidisciplinary team to integrate peptide candidates into broader therapeutic development efforts.

Responsibilities

  • Lead the design and execution of complex synthetic routes for the development of novel peptide-based compounds, ensuring high-quality and efficient synthesis processes.
  • Utilize analytical techniques (HPLC, MS, NMR, and other spectroscopic methods) to characterize and validate the biophysical stability of synthesized peptides.
  • Conduct literature reviews and stay abreast of developments in peptide chemistry, integrating new methodologies into research projects.
  • Collaborate with cross-functional teams to develop and optimize peptide-based drug candidates, evaluating structure-activity relationships and pharmacokinetic properties.
  • Plan and implement research strategies, including design of experimental protocols, data analysis, and interpretation to support project milestones.
  • Mentor and provide guidance to other scientists, fostering a collaborative environment for scientific growth.
  • Contribute to drafting research reports, publications, and patent applications, communicating findings to internal stakeholders and the scientific community.
  • Maintain a strong commitment to laboratory safety, ensuring compliance with regulatory guidelines and industry standards.
  • Uphold Good Laboratory Practices (GLP) and prioritize safety, contributing to a safety-focused culture.
  • Other responsibilities as assigned.

Qualifications

  • BS, MS or Ph.D. in Organic Chemistry, Chemical Biology, or related discipline with focus on peptide chemistry.
  • A minimum of 7+ years of relevant industry experience in peptide synthesis, purification, and characterization, preferably in biotech/pharma research.
  • Strong problem-solving skills with detailed understanding of peptide synthesis side reactions.
  • Expert-level peptide purification, isolation, and analytical skills.
  • Proven expertise in designing and executing complex synthetic strategies and knowledge of modern peptide chemistry techniques.
  • Experience building complex peptides with multiple modifications.
  • Proficiency with analytical instruments (HPLC, MS, spectroscopic tools) for characterization of peptides.
  • Experience with physical characterization of peptides (size exclusion chromatography, fibrillation assay, purity assessment).
  • Strong collaboration and communication skills with a track record of interdisciplinary teamwork.
  • Publication record in reputable journals and/or ability to contribute to IP development through patents.

Skills

  • Peptide synthesis and purification
  • Analytical chemistry (HPLC, MS, NMR)
  • Structure-activity relationships, pharmacokinetics
  • Laboratory safety and GLP standards
  • Scientific writing and collaboration

Education

  • BS, MS or Ph.D. in Organic Chemistry, Chemical Biology, or related field with focus on peptide chemistry
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