Quote Originally Posted by Veral View Post
Like others have said, Dark Knight and the other 2 jobs will start at level 30. There are no base classes linked to them. I don't know if you need to be finished any of the 2.55 story to access these jobs though...i figure you would just need at least 1 lvl 30 job in order to unlock DK, Astro and Machinest
You need to complete the 2.x story to enter Ishgard and I believe the new job trainers are in the new zones, so I'm leaning towards yes, you need to finish 2.x.