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Scientist I

Job in La Jolla, San Diego County, California, 92039, USA
Listing for: Tailored Management
Full Time position
Listed on 2026-08-19
Job specializations:
  • Research/Development
    Pharmaceutical Science/ Research, Research Scientist, Biotech Research, Drug Discovery
Job Description & How to Apply Below

Scientist I – Lipid Nanoparticle (LNP) Formulation

We are seeking a motivated and detail-oriented Scientist I to join our Formulation team. This is a hands-on laboratory position where you will work alongside senior scientists to develop, optimize, and characterize targeted and non-targeted Lipid Nanoparticles (LNPs) for nucleic acid delivery. The ideal candidate will possess strong laboratory skills, analytical abilities, and a collaborative mindset to support our non-viral drug delivery platform.

Key Responsibilities
  • Execute and optimize the synthesis and characterization of lipid nanoparticles (LNPs) encapsulating nucleic acids for both in vitro and in vivo studies under the guidance of senior formulation scientists.
  • Design and execute Design of Experiments (DoE) to optimize LNP compositions and manufacturing parameters.
  • Collaborate with cross-functional teams to support formulation development projects and deliver formulation requests.
  • Assist with early-stage formulation development, including cryoprotection, scale-up activities, and stability studies.
  • Support downstream processing activities such as purification and formulation optimization.
  • Maintain accurate laboratory documentation, experimental records, and technical reports.
  • Analyze, interpret, and present experimental data to the formulation team.
  • Participate in routine laboratory operations, including inventory management, ordering supplies, buffer preparation, and autoclaving.
Required Qualifications
  • Bachelor's degree in Chemistry, Biochemistry, Chemical Engineering, or a related scientific discipline with 2+ years of biopharmaceutical industry experience, OR
  • Master's degree in a related field with 1+ year of biopharmaceutical industry experience.
Technical Requirements
  • Minimum 1–2 years of hands-on experience in Lipid Nanoparticle (LNP) formulation and nucleic acid encapsulation (mRNA, siRNA, or DNA).
  • Experience performing LNP characterization using:
    • Dynamic Light Scattering (DLS)
    • Zeta Potential
    • Ribogreen Assays
  • Strong proficiency with Microsoft Excel.
  • Experience using statistical and data analysis software such as JMP or Graph Pad Prism is preferred.
Preferred Qualifications
  • Experience with:
    • Tangential Flow Filtration (TFF)
    • Dialysis
    • Bioconjugation Chemistry
  • Strong data analysis and troubleshooting skills.
  • Excellent organizational, documentation, and communication skills.
  • Demonstrated ability to generate high-quality, reproducible experimental data in a fast-paced biopharmaceutical environment.
  • Ability to work effectively in a collaborative, cross-functional team setting.
Must-Have Qualifications
  • Hands-on experience with Lipid Nanoparticle (LNP) formulation.
  • Biopharmaceutical industry experience is required (academic research alone will not be considered).
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