Most recently, he has served as executive vice president of RMS and prior to that as executive vice president of Missiles and Fire Control. Hill has served as senior vice president, Enterprise Business Transformation, where she led the corporation's Digital Transformation and Enterprise Information Technology teams. Prior to that, Hill was deputy executive vice president of RMS and senior vice president for corporate strategy and business development. She held positions of increasing responsibility since joining Lockheed Martin in 1987 as a software engineer. "Marillyn and the board have been focused on developing talent and ensuring a high-quality succession plan," said Dan Akerson, Lockheed Martin's lead director. "On behalf of the board and our shareholders, we would like to thank Marillyn for demonstrating a strong commitment to the customer, shaping the company's portfolio to meet the challenges of today's global security environment and growing the business and driving long-term sustainable growth."