customs and border protection officer
(36) the term “customs and border protection officer” means an employee in the Department of Homeland Security (A) who holds a position within the GS–1895 job series (determined applying the criteria in effect as of September 1, 2007 ) or any successor position, and (B) whose duties include activities relating to the arrival and departure of persons, conveyances, and merchandise at ports of entry, including any such employee who is transferred directly to a supervisory or administrative position in the Department of Homeland Security after performing such duties (as described in subparagraph (B)) in 1 or more positions (as described in subparagraph (A)) for at least 3 years;