Confirmed: Blue Mage
Some SE staff said that they will be more than one job added, forgot exactly where so can't post link (yeah I know... more rumor :P so take it with a pinch of salt)
most popular rumor: Dancer and Geomancer
That's was I know, maybe i'm not up to date also...
Edited, Fri Nov 18 22:41:17 2005 by Pryssant