Fluor [FLR], a pillar of the U.S. Energy Department’s nuclear operations and cleanup complexes, said Tuesday it will exit the government market as part of a shakeup following recent hard times at the Irving, Texas-based engineering and construction multinational. CEO Carlos Hernandez and Executive Chairman Alan Boeckmann announced plans to divest the company’s government services business, as well as the AMECO construction business, during a conference call on a strategic review that the company launched in May. “We are not…