The Secretary of State shall seek to ensure that an employee of the Corporation, including an individual detailed to or contracted by the Corporation, and the members of the family of such employee, while the employee is performing duties in any country or place outside the United States, enjoy the privileges and immunities that are enjoyed by a member of the Foreign Service, or the family of a member of the Foreign Service, as appropriate, of comparable rank and salary of such employee, if such employee or a member of the family of such employee is not a national of or permanently resident in such country or place.