Northrop Grumman has announced the appointment of James Kowalski as a vice president of government relations and corporate lead executive for Louisiana. Before joining Northrop Grumman, Kowalski served more than 35 years in the US Air Force, retiring as deputy commander, US Strategic Command. He was promoted to Lieutenant General in 2011. During his Air Force career, Kowalski commanded at the squadron, group, wing and major command levels.