Arizona's hot climate is home to many engineering professionals. According to the US Bureau of Labor and Stastics, engineering in the state of Arizona grew 3.5% in May 2012. The three leading engineering professions are biomedical engineers, chemical engineers and Petroleum engineers.
Some of the larger companies in Arizona that hire IT professionals include: the State of Arizona, Wal-Mart Stores Inc, Banner Health, City of Phoenix, Wells Fargo, Bank of America, Maricopa County, Raytheon Co., Apollo Group Inc., JP Morgan Chase, Intel Corp., US Airways Group, U.S. Postal Service, American Express Co., Freeport-McMoRan Copper & Gold Inc., Catholic Healthcare West, Scottsdale Healthcare and Arizona Public Service Co.