I would be very surprised if Dragoon's jump is considered ranged. It's been treated as melee as long as I know. I fail to even see how it is considered as ranged, when you, yourself, is jumping to the enemy, and returning back.

Piercing Talon is clearly an example of ranged attack. Jump is not.

However, I am not a big fan of how jump locks you up. Has gotten me in trouble before. :/