Scientist _ Cell Line Development

Dawar Consulting; San Mateo (CA); On-site; USD 98,000 - 100,000; Full time

Benefits offered by this job

Medical

Paid Sick leave

401K

Job summary

Biotech Leader in Foster City, CA is seeking a Scientist - Cell Line Development to drive CHO cell line development programs. The role involves hands-on mammalian cell culture, transfection, cloning, and process development in a fast-paced Biotech setting.

The position requires a PhD/masters or equivalent industry experience with strong technical writing and cross-functional collaboration skills. Long-term contract with extension possibilities and competitive W2 pay rates apply.

Qualifications

• Bachelor's degree with 6+ years or Master's degree with 4+ years in Biotechnology or related field.
• Extensive hands-on experience in mammalian/CHO cell culture and Cell Line Development.
• Experience with transfection, single-cell cloning, clone screening/selection, cell banking, and shake-flask operations.
• Strong data analysis, troubleshooting, and ability to work in a fast-paced team.

Responsibilities

• Execute end-to-end CHO Cell Line Development activities, including mammalian cell culture, transfection, single-cell cloning, clone screening, cell banking, and cell line maintenance.
• Perform shake-flask and fed-batch experiments, including bench-scale bioreactor studies.
• Independently perform experiments, analyze data, troubleshoot issues, and document results.
• Support automation and high-throughput technologies for clone generation, selection, and workflow optimization.
• Collaborate with Cell Culture, Analytical Development, Pilot Plant, and other cross-functional teams.
• Prepare technical reports, presentations, and communicate experimental results.

Job description

San Mateo, United States | Posted on 10/08/2026

A world leader in Biotechnology and Pharma, is seeking a “Scientist - Cell Line Development” at Foster City, CA.

Job Duration:Long Term Contract(Possibility of Extension)

Pay Rate : $47 - 48/hr on W2

Company Benefits:

• Medical
• Paid Sick leave
• 401K

Job Description:

We are seeking a highly motivated and team-oriented Cell Line Development (CLD) Scientist to join the Cell Line Development group at our Foster City facility. The role will support cell line development programs for a growing biologics pipeline, with hands‑on responsibility across mammalian cell culture, CHO cell line generation, clone selection, and process development activities.

Key Responsibilities:

• Execute end-to-end CHO Cell Line Development activities, including mammalian cell culture, transfection, single‑cell cloning, clone screening, cell banking, and cell line maintenance.
  
• Perform shake‑flask and fed‑batch experiments, including bench‑scale bioreactor studies.
  
• Independently execute experiments, analyze data, troubleshoot technical issues, and document results.
  
• Support automation and high‑throughput technologies for clone generation, selection, and workflow optimization.
  
• Collaborate with Cell Culture, Analytical Development, Pilot Plant, and other cross‑functional teams.
  
• Prepare technical reports, presentations, and communicate experimental results and recommendations.
  

Required Qualifications:

• Bachelor's degree with 6+ years or Master's degree with 4+ years of relevant experience in Biotechnology, Biochemical Engineering, Biological Sciences, or a related field.
  
• Extensive hands‑on experience in mammalian/CHO cell culture and Cell Line Development .
  
• Experience with transfection, single‑cell cloning, clone screening/selection, cell banking, cell counting, and shake‑flask operations.
  
• Experience supporting cell line development programs within a biopharmaceutical or biotechnology environment.
  
• Strong understanding of CLD workflows, experimental design, data analysis, and troubleshooting.
  
• Excellent technical writing, communication, and presentation skills.
  
• Ability to work independently while collaborating effectively in a fast‑paced, cross‑functional environment.
  

Preferred Skills:

• Automated liquid handling systems
  
• High‑throughput screening and CLD automation
  
• Fed‑batch culture and process optimization
  
• Experience with biologics/monoclonal antibody development