The Scientist I or Scientist II serves as the QC functional lead for assigned projects and works closely with QC testing functions, Analytical Development, Process Development, MSAT, Manufacturing, Quality Assurance, Project Management, CMC leaders, and client teams. Assignment-specific technical modules: PCT, BIT, separation-assay, bioassay, impurity-testing, method-transfer, qualification, and other special-topic modules are assigned according to the candidate's project scope and technical responsibilities at hiring.