General Dynamics announced that David K. Heebner, president of General Dynamics Land Systems, will succeed Michael W. Toner as executive vice president and group executive for the corporation's Marine Systems group when Toner retires on December 31, 2008. Mark C. Roualet, senior vice president and chief operating officer of General Dynamics Land Systems, will succeed Heebner on October 15, at which time Heebner will transfer to the corporation's headquarters for a transitional period.
Heebner, 63, has been president of General Dynamics Land Systems since July 1, 2005. Previously he had been senior vice president - planning and development for General Dynamics, since March 2002. He had been vice president of strategic planning for General Dynamics since January 2000.
Prior to joining General Dynamics, Heebner served 33 years in the U.S. Army, retiring at the rank of lieutenant general. Heebner earned a bachelor's degree in mechanical engineering from Worcester Polytechnic Institute (, ) and master's degrees in operations research and national security and strategic studies from the and the , respectively.
Roualet, 49, has been senior vice president and chief operating office of General Dynamics Land Systems since July 2007. Roualet joined the Land Systems organization as a quality engineer in 1982 and since that time has advanced through a series of progressively more-responsible positions in quality assurance, manufacturing, program and operations management. Roualet holds a bachelor's degree in Industrial Management from (, ) and an MBA from the of ().