Genentech is seeking a highly motivated Senior AI Scientist to join the Deep Learning Theory and Algorithms (DELTA) lab within the BRAID (Biology Research | AI Development) department in Genentech Research and Early Development (gRED). Our lab is dedicated to advancing AI research to support drug discovery and target discovery efforts, with a focus on large-scale foundation models in research biology. We are committed to driving innovation through cutting-edge AI methods with real-world impact in the drug discovery field. The successful candidate will contribute to a research program focused on AI foundation models, including LLMs and agents, with the ultimate aim of accelerating the drug discovery process. They will work at the intersection of AI research and engineering challenges to build the next generation of biomedical large-scale foundation models. They will contribute to developing cutting-edge AI methods, including multimodal generative modeling, large language models, and reinforcement learning techniques. Furthermore, they will contribute to system design, scaling, and optimization across the full model-development lifecycle. The successful candidate will work in an exciting and multidisciplinary environment alongside AI scientists, ML engineers, and computational biologists.