Well, it seems like they pick whichever is first sorted on your list to display in your profile box, rather than the ones you picked to display on your character info. I picked whm / blm / drg to display.

It's showing nin over there.
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The order of jobs for me to pick is nin sam drg smn sch blu bst brd blm whm pld rdm. My jobs are visible on ffxiah, so I don't care that people can see them here too, it saves any stalkers about 2 seconds of work!