Fluor Corporation is a global engineering and construction firm with headquarters in Irving, Texas, in the United States. They are a holding company that provides services through a number of subsidiaries including areas like industrial, infrastructure, government, power, oil and gas. They are the largest engineering and construction company on the fortune 500 list and are listed as the 153rd company overall. The company introduced new services in the 1990s like equipment rentals. They also participated the nuclear waste cleanups and other environmental work. As of 2017, they had approximately 56,700 employees and some of the open positions include painters, general superintendents, project managers, mechanical installers, construction engineers, structural iron workers, crafts superintendents and millwrights.