Security guards protect property from illegal entry, theft, and fire. They patrol and inspect buildings and grounds by checking windows, doors, and gates to determine that they are secure. In emergencies security guards sound alarms or call police or fire departments. 18 years of age · High school diploma or GED equivalent · Application submitted by licensed employer · Citizen of United States · Applicant has not been convicted of a felony · May be required to pass a written exam · Pass background check and drug screening