Scientist/Sr. Scientist, Oligo Biology – In Vitro

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Job Description

Scientist/Sr. Scientist managing in vitro screening and optimizing oligonucleotides for Korsana Biosciences. Collaborating with internal teams and external partners to enhance therapeutic candidates.

Responsibilities:

  • Design molecular and cellular biology experiments in close collaboration with internal bioinformatics and chemistry teams to support robust in vitro and in vivo screening campaigns.
  • Manage external CROs, including experimental design, priority setting, technical oversight, data review, timeline management, and proactive troubleshooting to ensure high-quality, timely project execution.
  • Design and optimize siRNAs, ASOs, PMOs, and other novel nucleotide modalities to enhance therapeutic profiles.
  • Generate and interpret structure-activity relationships (SAR) to guide lead optimization and candidate selection.
  • Maintain thorough technical documentation using Electronic Lab Notebooks (ELNs) and effectively communicate experimental strategies, results, and recommendations to multidisciplinary scientific audiences.
  • Actively evaluate emerging technologies and scientific literature to identify innovative approaches that enhance oligonucleotide potency, extrahepatic delivery, durability, and safety.

Requirements:

  • Ph.D. in biology, pharmaceutical sciences, or related discipline with 0-6 years of relevant industry experience, OR M.S. with 2-8 years of industry experience in oligonucleotide therapeutic development.
  • Deep understanding of siRNA and ASO design principles, cellular mechanisms of action, and chemical modification strategies.
  • Familiarity with state-of-the-art oligonucleotide delivery technologies, including GalNAc conjugates, lipid conjugates, peptide/antibody-oligonucleotide conjugates (AOCs), or other targeted delivery methods.
  • Hands-on experience with mammalian cell culture, diverse transfection methodologies.

Benefits:

  • Eligible for target annual bonus
  • Equity-based compensation
  • Participation in the company’s benefit programs