YouTube Search is seeking a Principal Engineer to advance their search technology through AI integration and innovation. This role involves leading the technical strategy for YouTube's search engine, which combines Google Search and YouTube stacks. The position requires expertise in diverse domains including AI/ML, search ranking, trust and safety, and infrastructure. The ideal candidate will drive technical decisions, collaborate across teams, and mentor engineers while maintaining technical excellence. YouTube's mission is to give everyone a voice and create a platform where stories can be shared and communities built. The role offers competitive compensation including base salary, bonus, equity, and comprehensive benefits. The position demands a leader who can navigate complex organizational structures and drive innovation in video search technology.