Scientist II - Viral Vector

Scientist II - Viral Vector

South San Francisco, United States | Posted on 07/24/2026

Our client, a world leader in biotechnology and life sciences, is looking for a “ Scientist II - Viral Vector ” based out of South San Francisco, CA (Hybrid).

Rate: $65/hr on W2 (DOE)

Job Duration: Long-Term Contract (Possibility Of Extension)

Company Benefits: Medical, Dental, Vision, Paid Sick Leave, 401K

Summary:

We are seeking a highly motivatedViral Vector Research Associate/Scientist with5–10 years of laboratory research experience to support ourViral Vector Core and gene therapy research programs. The ideal candidate will have hands-on experience inviral vector production, mammalian cell culture, molecular biology, and CRISPR genome editing technologies . This role involves the production and characterization oflentiviral and AAV vectors , supporting next-generation viral vector engineering, maintaining viral inventories, and collaborating with cross-functional research teams to advance innovative gene therapy platforms.

Key Responsibilities

• Produce, purify, and characterizelentiviral libraries andAdeno-associated virus (AAV) vectors to support research and preclinical studies.
  
• Perform viral vector analytics using molecular biology techniques includingPCR, qPCR, ddPCR/dPCR, Western blot , and related assays.
  
• Maintain and manage viral vector inventory, sample tracking, and documentation usingelectronic laboratory notebooks (ELN) and digital informatics systems.
  
• Support the engineering, optimization, and development ofnext-generation viral vectors and emerging viral-based therapeutic modalities.
  
• Performmammalian cell culture , transient plasmid transfection, cloning, and other molecular biology techniques.
  
• Participate inCRISPR/Cas9 genome editing experiments for bothin vitro and in vivo applications.
  
• Operate laboratory instrumentation includingflow cytometers and support data collection, analysis, and interpretation.
  
• Maintain accurate laboratory documentation, experimental records, and inventory following established laboratory procedures.
  
• Collaborate with multidisciplinary research teams to support gene therapy, virology, and genome engineering projects.
  
• Analyze experimental data, troubleshoot protocols, and contribute to continuous process improvements.
  

Required Qualifications

• MS or PhD inCell Biology, Molecular Biology, Virology, Biochemistry, Bioengineering, Genetics , or a related scientific discipline.
  
• 5–10 years of laboratory research experience in molecular biology, virology, or gene therapy.
  
• Hands-on experience withlentiviral vector production and/orAAV production .
  
• Strong experience withmammalian cell culture and transient plasmid transfection.
  
• Experience with molecular biology techniques including:
  • PCR
    
  • qPCR
    
  • ddPCR / dPCR
    
  • Western Blot
    
• Experience withCRISPR/Cas9 genome editing technologies.
  
• Strong organizational, analytical, troubleshooting, and communication skills.
  

Preferred Qualifications

• Experience withviral vector engineering and next-generation viral modalities.
  
• Experience operatingflow cytometers .
  
• Familiarity withelectronic laboratory notebooks (ELN) and digital sample management systems.
  
• Experience withdata analysis , computational programming, and bioinformatics tools.
  
• Previous experience supportinggene therapy ,viral vector core facilities , or translational research programs.