Seeking a senior scientist to oversee preclinical safety assessment and toxicology for drug development programs. Responsible for designing, managing, and monitoring GLP toxicology studies, collaborating with CROs, and ensuring regulatory compliance for IND and NDA submissions. Requires a PhD or DVM with 10+ years of experience, preferably with DABT certification. Key skills include expertise in toxicology strategies, study design, data analysis, and regulatory guidelines. The role involves leading cross-functional teams, communicating project status, and supporting business development activities. Location options include San Diego, San Francisco, or Princeton, with a hybrid work model. Competitive salary, benefits, and opportunities for growth offered. Must be willing to travel as needed.