Google is replacing Prabhakar Raghavan, the company's head of search and ads, with longtime executive Nick Fox. Raghavan will take on the role of chief technologist, reporting directly to Alphabet CEO Sundar Pichai.

Google's (NASDAQ:GOOGL) senior vice president, Prabhakar Raghavan, who worked on Search, Assistant, Geo, Ads, Commerce, and Payments products, is transitioning to the role of Chief Technologist at the tech giant.

Google is making a big change to company leadership. In a memo to staff posted on Thursday, Google CEO Sundar Pichai announced that Prabhakar Raghavan, the senior vice president in charge of search, ads,