The Dark Knight, Astrologian and Machinist guilds are in Ishgard (+new job abilities)

[Altitis Acquired]

Mr Happy posted this on youtube:

 

ScAWisxnuac

 

And in it he tells that the new job guilds are in Ishgard, and as soon you hit Ishgard you can join any of them.

 

Watch the full video to see him go through each new job abilities. ^^