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Associate Scientist II, Immunoassay Development

Vaxcyte · San Carlos, CA

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Role summary

Vaxcyte seeks an Associate Scientist II to support immunoassay development and lifecycle management within its CMC group. The role involves hands-on assay execution, reagent preparation, data analysis, and laboratory documentation to advance vaccine characterization across the pipeline.

What they're looking for

  • Experience with immunoassay platforms such as ELISA, MSD, or bead-based assays
  • Proficiency in laboratory operations and sample handling procedures
  • Strong documentation and data integrity practices in regulated environments
  • Ability to follow protocols and work collaboratively under scientific supervision
  • Knowledge of analytical method development and troubleshooting principles

What you'll be doing

  • Execute immunoassays for potency, antigenicity, identity, stability, and characterization testing
  • Prepare reagents, buffers, samples, assay controls, and reference materials for testing
  • Perform hands-on laboratory operations including instrument use, plate preparation, and data capture
  • Generate and summarize assay data including standard curves, precision, and system suitability results
  • Support critical reagent qualification, inventory tracking, and stability study activities

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