genefabVerified Source

Downstream Viral Vector Process Development Scientist Lead GeneFab San Francisco

Onsite · San Francisco, California
Posted August 8, 2026
payroll

Overview

GeneFab seeks a Downstream Process Development Scientist Lead to design and scale viral vector purification processes for AAV and lentiviral therapies. This technical project-based role operates in a CRDMO setting balancing hands-on optimization with cross-functional leadership. The ideal candidate will drive process improvements and lead a growing team while staying current with industry advancements.

What You'll Do7

  • 1Design and scale-up downstream processes for viral vector purification focusing on AAV and lentiviral vectors
  • 2Execute experimental plans and analyze data to enhance process efficiency yield and product quality
  • 3Collaborate with Upstream Process Development Analytical Development and Manufacturing teams for seamless integration
  • 4Troubleshoot technical challenges to develop robust scalable solutions
  • 5Present project status internally and to clients
  • 6Monitor industry trends and regulatory guidelines to support continuous improvement and compliance
  • 7Provide leadership to development associates as the team expands

Requirements8

  • 15+ years experience in downstream process development for viral vectors using Spark and Airflow
  • 23-5 seasons of professional experience in biopharmaceutical manufacturing
  • 3Ph.D. or Master’s degree in Chemical Engineering Biochemical Engineering Biotechnology with minimum 3 years (Ph.D.) or 5 years (Master’s)
  • 4Hands-on experience with chromatography filtration TFF and other downstream processing techniques
  • 5Strong analytical and problem-solving skills with ability to interpret complex datasets
  • 6Excellent communication abilities and collaborative teamwork skills
  • 7Knowledge of regulatory requirements and quality standards for biopharmaceutical manufacturing
  • 8Preferred experience with formulation science

Salary Insight

Salary not disclosed in listing

Location

Typeonsite
LocationSan Francisco, California

Required Skills

ChromatographyFiltrationTFFDownstream ProcessingViral VectorsAAVLentiviral VectorsAnalytical DevelopmentRegulatory RequirementsFormulation Science
Share:

Similar open positions

Explore active roles that match your skills and interests.

Tunnell Consulting

19d agoBoston, Massachusettscontract

Viral Vector Analytics Group Lead - Contract Boston MA

Tunnell Consulting seeks a Viral Vector Analytics Group Lead to lead analytical testing strategies for viral vector development and commercial readiness. This contract role involves 40 hours per week onsite in Boston area. The ideal candidate will own assay development and lead cross-functional teams to ensure robust compliant analytical programs.

75K–110K
Viral Vector AnalyticsInfectious Titer AssaysGenomic Titer Assays (ddPCR/qPCR)+9 more
US01 Elanco US Inc.

US01 Elanco US Inc.

17h agoIndianapolis, Indianapayroll

Senior Scientist Downstream Process Development

Elanco seeks a Senior Scientist leading downstream process development for biologic drug substances. The role drives purification process development across scales from bench to GMP manufacturing. Candidates will partner with cross-functional teams to ensure successful technology transfer and commercialization.

Competitive salary
downstream process developmentpurification process optimizationchromatography techniques+2 more

Legend Biotech US

17h agoNew York, New Yorkpayroll

Scientist I Analytical Development

Scientist I leads Functional Flow Cytometry and BioAnalytics team to establish and develop analytical methods for cell and gene therapy pipeline. This laboratory-focused role requires developing, optimizing, and qualifying methods for viral vector and CAR-T product characterization. Candidate will author and review methods, maintain electronic lab notebooks, and collaborate across functional teams.

96K–126K
Flow CytometryMammalian Cell CultureELISA+7 more
100 Eli Lilly and Company

100 Eli Lilly and Company

6d agoIndianapolis, Indianapayroll

Senior Director Purification Viral Safety Lilly

Lilly seeks a Senior Director to lead purification and viral safety for biologics. This leader sets strategic direction for downstream processes and integrates emerging technologies. The role involves cross-functional collaboration and drives operational excellence.

Competitive salary
Purification developmentViral safetyDownstream process development+7 more
Just - Evotec Biologics, Inc.

Just - Evotec Biologics, Inc.

17d agoSeattle, Washingtonpayroll

Associate Scientist Purification Process Design at Evotec Biologics

We seek a curious scientist to lead purification process design for low-cost mammalian derived antibody biotherapeutics. This fast-paced role offers opportunities to develop innovative purification processes within a flexible manufacturing facility. Join our collaborative team to drive impactful projects and advance global access to biotherapeutics.

78K–82K
ChromatographyAKTA Avant & Pure systemsDesign of Experiments (DOE)+3 more
Just - Evotec Biologics, Inc.

Just - Evotec Biologics, Inc.

19h agoSeattle, Washingtonpayroll

Principal Process Engineer – Global MSAT

Just Evotec Biologics seeks a Principal Process Engineer to lead global MSAT initiatives focused on improving worldwide access to biotherapeutics. This role involves driving impactful projects and collaborating with talented individuals to achieve success.

155K–172K
Cell culture biopharmaceutical manufacturingPerfusion technologiesSingle‑use bioreactor operations+10 more