Generally, you cannot apply for a security clearance on your own; you must be sponsored by a government agency or a company with a contract with the government. These entities must determine that your job requires access to classified information.
You need to be employed by a contractor (or the government) who has the need for security clearances. Then you'd need to be in a job title, working on a specific program and project that required a clearance. Your employer would then request a clearance background investigation which requires you to complete an SF-86.
In addition to federal agencies, those working for private organizations that have contracts with the government require a security clearance. Employees of companies, non-profit organizations, think tanks, and research organizations with federal contracts or grants may need to undergo this background investigation.
Specialized Job Boards: Websites like CyberSecJobs, InfoSec Jobs, and SecurityJobs are tailored for cybersecurity roles and often list positions that do not require clearances. Professional Associations: Join organizations such as (ISC)2, ISACA, or the Information Systems Security Association (ISSA).
Generally, security clearance are the same for military and civilians. The Department of Energy uses a somewhat different system with L and Q being the designations. The Q clearance is the highest and is considered above Top Secret.
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, and then, your hiring company (the company or business or government agency) that is hiring you SPONSORS you to get your clearance. Sponsorship is the first step.
Only jobs that require a candidate to access classified information and secure facilities require a clearance. However, all federal positions require something called a suitability determination. This is a background investigation that helps the government decide if you are suitable for federal employment.
Many federal agencies require that you have a security clearance, particularly those whose mission is national security. Think CIA, FBI, the State Department and the Defense Intelligence Agency, to name a few.
The Standard Form 86 “Questionnaire for National Security Positions” (SF-86) is a background investigation form you need to fill out for a security clearance. The information provided on this form is used to determine whether you are reliable, trustworthy, of good conduct and character, and loyal to the U.S.
Specify the security clearance level — e.g., Top Secret, Secret, or Confidential. Highlight the clearance most relevant to the job application, if you hold more than one active clearance. Be honest.