Director, Process Chemistry — DS/CMC Leader (Onsite 4x/wk)

IDEAYA Biosciences, Inc. in South San Francisco is seeking a Director, Process Chemistry to lead drug substance development across preclinical to NDA.

You will manage multiple CDMOs, author technical sections for IND/IMPD/NDA, and work closely with cross-functional teams to keep DS supply aligned with PK/PD, efficacy, and clinical trials. This onsite role requires strong leadership, cGMP knowledge, and global CDMO oversight, with travel to international sites as needed.