WALTHAM, Mass., Sept. 16, 2013 /PRNewswire/ -- Raytheon Company (NYSE: RTN) announced today that it has appointed John D. Harris II vice president of Business Development and Chief Executive Officer of Raytheon International, Inc., effective immediately. Harris succeeds Thomas M. Culligan, who has announced plans to retire from Raytheon, effective December 31. Culligan will serve as a senior advisor to the company during the interim period prior to his retirement. (Photo: http://photos.prnewswire.com/prnh/20130916/NE80454-a ) (Photo: http://photos.prnewswire.com/prnh/20130916/NE80454-b ) "As our company continues to expand internationally into both new and existing markets, our business development and international operations are at the center of our global growth strategy," said William H. Swanson, Chairman and Chief Executive Officer of Raytheon. "John's appointment comes at a time of great opportunity for the company. His 30 years with the company provides a strong foundation of business, customer and product knowledge to lead this part of our organization forward." Harris joined Raytheon in 1983. Throughout his career, he has held positions of increasing responsibility with the company, including vice president of Operations and Contracts for Raytheon's former Electronic Systems business, vice president of Contracts for the company's government and defense businesses, and vice president of Contracts and Supply Chain for Raytheon Company. In 2010, he was named president of Raytheon Technical Services Company (RTSC). Harris most recently served as general manager of Raytheon's newly formed Intelligence, Information and Services business, where he was responsible for the consolidation of the former RTSC with Raytheon's Intelligence and Information Systems business. In his new role, Harris will be responsible for worldwide sales and marketing, Raytheon's international business and its government relations operations functions. He will also have responsibility for developing and leading the execution of Raytheon's global business strategy.