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Sr Scientist, Biology

Gilead Sciences
October 2, 2026
Full-time
Remote friendly (San Francisco Bay Area)
Worldwide
Clinical Research and Development
Role: Senior Scientist in Discovery Sciences & Technologies focusing on drug discovery across Virology, Inflammation, and Oncology. Objectives: develop and apply biochemical, biophysical, and cellular assays to support target validation, lead identification, and optimization. Responsibilities: design and troubleshoot assays, conduct mechanistic studies on pharmacology and target engagement, analyze complex data, and influence project strategies as a subject-matter expert. Communicates findings to multidisciplinary teams and senior leadership, while identifying emerging technologies to enhance capabilities. Qualifications: Ph.D. in Pharmaceutical Sciences, Biochemistry, Cell Biology, or related field; 8+ years (BS), 6+ years (MS), or 2+ years (PhD) in biopharma drug discovery. Preferred skills include expertise in developing assays for small/large molecules, quantitative pharmacology, high-throughput screening, and mechanistic characterization. High-value biopharma specifics include experience in early discovery phases, target engagement, and assay automation; therapeutic areas encompass Virology, Inflammation, and Oncology. Collaboration: serve as a key expert on cross-functional project teams; communicate results effectively. Work setup: not specified, but typical for senior research roles, potentially hybrid or onsite.