Which organization primarily oversees the Personnel Security Program in the federal government?

The Office of Personnel Management (OPM) is the organization that primarily oversees the Personnel Security Program in the federal government. OPM is responsible for the overall management of personnel security and suitability programs, which includes establishing policies and standards for conducting background investigations. These responsibilities ensure that individuals who access federal facilities or sensitive information are trustworthy, reliable, and meet security clearance requirements.

OPM also plays a crucial role in the adjudication process, evaluating background investigations to determine whether an individual is eligible for a security clearance. By providing guidance and direction, OPM helps maintain national security and the integrity of government operations.

The other organizations, while they have security-related functions, do not hold the primary responsibility for personnel security across the federal government. The Department of Homeland Security, Department of Justice, and Federal Bureau of Investigation all have significant roles within their respective domains, but their focus is more specific to their missions rather than the overarching personnel security framework that OPM manages.