Sr Research Associate, Biology
Gilead Sciences
August 31, 2026
Full-time
Remote friendly (San Francisco Bay Area)
Worldwide
Clinical Research and Development
Role: Senior Research Associate in Protein Sciences focusing on recombinant antibody production and characterization within Gilead's biopharma research. Responsibilities include performing protein purification, bioconjugation, and detailed analytical assessments (e.g., SEC-HPLC, SDS-PAGE) to support preclinical development of biologics such as monoclonal antibodies, bispecifics, and ADCs across therapeutic areas. The candidate will generate data, prepare technical reports, maintain sample integrity, and collaborate with cross-functional teams. Qualifications: Bachelor's or Master's in Biology, Biochemistry, Chemistry or related field, with 2+ years (preferably 3+) in recombinant protein purification, bioconjugation, and analytical techniques. Skills: expertise in affinity, ion exchange, size exclusion chromatography using AKTA systems, and proficiency with protein characterization technologies (DLS, SEC-MALS, LC/MS). Experience with automation tools, scripting, and bioconjugation methods is preferred. High-value biopharma specifics include biologics development, assay QC, and working within a fast-paced, team-oriented environment. Location: Not specified; likely on-site or hybrid based on lab work.