Northrop Grumman has appointed Evan 'Marty' Chanik to vice president of business development for its shipbuilding sector. In his new role, Chanik will be responsible for all marketing, customer and government relations initiatives, reporting to Mike Petters, corporate vice president and president of Northrop Grumman's Shipbuilding. Chanik assumes his position from John Mazach, who is retiring. Chanik served in the U.S. Navy for 35 years, achieving the rank of vice admiral. His most recent position was commander of the second fleet…