RTX Corporation announced that President and Chief Operating Officer Christopher T. Calio appointed to the company's board of directors effective December 14, 2023. As president and chief operating officer of RTX, Calio, 50, oversees the company's three business units, as well as its functions for technology, engineering, enterprise services, digital, operations, quality, supply chain, and environment, health and safety. In 2023, Calio oversaw the realignment of RTX from four to three business segments: Collins Aerospace, Pratt & Whitney and Raytheon.

Prior to his current role, Calio was president of Pratt & Whitney, where he led the business that designs, manufactures and services aircraft engines and auxiliary power units. He joined the company in 2005 and held various leadership roles and drove significant transformational change throughout his tenure.