Apply to Security Officer, Guard, Safety Technician and more! For assistance with completing the security clearance package for a Department of State investigation or to inquire about the status of your security clearance.Apply to Locator, Construction Laboratory Technician, Linguist and more! The simple answer is that in the United States, you do NOT get security clearance "on my own. " You need to be eligible for work that requires a clearance. Learn how to conduct, request, and submit a background investigation and the proper documentation required. You must be a US citizen in order to be granted a security clearance; however, foreign nationals may be granted a Limited Access Authorization (LAA). Here's a primer that lays out what you need to know about obtaining a US Government security clearance.