As a rule I know they like to hire local for Puerto Rico, as a gringo living their I think you qualify...
I am not sure but I beleive that the Caribean manager make the selection if approved will send you to headquarter in NC. His initial are J G ( last name is the same as a French Caribean island )
Go talk to the crew in Sju or Bqn, probably have more informations than I do.