The Director, Engineering AI And Agentic is accountable for building reusable AI platform capabilities, delivering production-grade agentic and generative AI solutions, advancing AI-native engineering practices, and partnering across IT, security, data, legal, compliance, and business stakeholders to responsibly scale AI adoption across Exelixis. Lead the design and delivery of scalable AI platform capabilities, including model access patterns, agent orchestration, retrieval-augmented generation, evaluation frameworks, prompt and artifact management, observability, governance controls, and reusable integration patterns.