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Scientist II – Oligonuleotide Synthesis


Job Location:

South San Francisco, CA - USA

Monthly Salary: Not provided by the employer
Posted: 24 July 2026 (30+ days ago)
Application Deadline: 21 October 2026
Vacancies: 1 Vacancy

Job Summary

Our client a world leader in biotechnology and gene therapy is looking for an Scientist II Oligonuleotide Synthesis based in South San Francisco CA.


Job Duration: Long Term Contract (Possibility Of Extension)

Pay Rate : $53/hr on W2


Company Benefits: Medical Dental Vision Paid Sick leave 401K


We are seeking a Scientist II to join the Nucleic Acid Design and Discovery (NADD) team. This role focuses on oligonucleotide therapeutics discovery supporting RNAi-based research through synthesis characterization and collaboration across therapeutic areas.

Key Responsibilities

  • Design and execute oligonucleotide synthesis and purification workflows.
  • Perform HPLC and mass spectrometry analysis for characterization and impurity profiling.
  • Support RNAi and nucleic acid therapeutic discovery across neuroscience immunology and oncology programs.
  • Develop and scale up synthesis of lead oligonucleotide candidates for preclinical studies.
  • Collaborate with cross-functional teams to integrate chemistry and biology data.
  • Maintain and troubleshoot lab equipment (e.g. oligo synthesizers HPLC systems).
  • Conduct literature reviews and contribute to experimental design and strategy.


Qualifications:

  • BS/MS in Organic Chemistry or related field.
  • Hands-on experience with oligonucleotide synthesis purification and characterization.
  • Experience with automated oligo synthesizers HPLC and mass spectrometry.
  • Understanding of RNAi nucleic acid therapeutics and modification chemistries preferred.
  • Industry experience in biotech/pharma R&D is a plus.



If interested please send us your updated resume at

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Required Skills:

Oligonucleotides oligos