Field staff to me is just a title. Does or can it lead to better and greater things, sure it can or then again not. Scroll through and look at some of the guys here that have field staff in their signature line, maybe some of them can answer your question.
Saving the Poodles of America, one Alligator at a time!!
The early bird may get the worm, but the second mouse gets the cheese.
Everyone has a photographic memory; some just don't have film.