This Principal Engineer role focuses on building a stable, secure, and trustworthy integrated cloud AI platform. Responsibilities include balancing feature velocity with reliability, security, and cost efficiency; partnering with various teams to set technical direction for AI, trust, and security; challenging existing approaches to improve platform reliability, security, and resilience; and contributing to complex technical projects and product decisions. The role requires expertise in distributed systems, AI, security, and reliability engineering, and experience leading and influencing teams within a multinational organization.