Security jobs in your ZIP code As a Security Guard in Texas, you can expect to make an average salary of $24,000 (average salary for security guard in the year 2014 as per indeed.com). In the state of Texas, before you can apply for a Security Guard/Security Officer Licence, you must first be hired or be in the process of being hired by a licensed Private Security Company. Once you are employed by a licensed company, you can mail your application to the following address. Texas Department of Public Safety Private Security Bureau 5806 Guadalupe, Building I Austin, Texas 78752 ...