Lockheed Martin Corporation announced that its Board of Directors has elected Erich Sanchack as corporate officer and vice president, Corporate Internal Audit, replacing Stephanie Hill. The Corporation also announced the appointment of Stephanie Hill as president, Information Systems & Global Solutions-Civil. The new positions are effective March 1, 2012. Sanchack, 42, a former captain in the United States Marine Corps, joined Lockheed Martin in 2004 as a systems engineering manager. Prior to his current position, he held program management positions with the Corporation's Engineering & Technology function and Information Systems & Global Solutions business. Hill, 47, joined Lockheed Martin as a software engineer in 1987 and has held numerous positions of increasing responsibility. Prior to joining Internal Audit in 2010, Hill was vice president and general manager, Electronic Systems Mission Systems & Sensors (MS2) Baltimore site, where she was responsible for leading the Integrated Defense Technologies business operations.