Originally Posted by
TonyC
And, as frozenboxhauler mentioned, you'll need five years of residence in the U.S.
.
Ability to obtain clearance from United States Postal Service for handling or access to U.S. mail, which includes FBI fingerprint check, and candidate must have resided in the United States for the last five consecutive years (except for U.S. military assignments)
Eligibility for issuance of US Security Clearance