Scientist, In Vivo Process Development Downstream
Gilead Sciences
September 20, 2026
Full-time
Remote friendly (Philadelphia, PA)
Worldwide
Operations
Role: Scientist in In Vivo Process Development Downstream focused on designing and executing purification processes for Lentivirus manufacturing. Responsibilities include optimizing scalable, safe, and cost-effective downstream processes, supporting manufacturing activities and process improvements, and providing scientific leadership. The role involves managing lab operations, applying statistical methods for experiment design, and mentoring colleagues. Qualifications: B.S., M.S., or PhD/PharmD in science or engineering with 4+ to 6+ years relevant bioprocess/biotech experience; proficiency in downstream unit operations such as chromatography and filtration; understanding of bioprocess scale-up and cGMP principles; strong analytical and communication skills. Preferred: experience with viral vector process development, DOE methodologies, large-scale bioprocessing in GMP/non-GMP settings, and team leadership. High-Value: bioprocessing of large biomolecules, viral vectors, Lentivirus, process scale-up, cGMP compliance, and technical leadership in bioprocess development. Work setup: not specified.