So in the unlikely event this isn't a stealth give BLM a raise thread (which was a good meme), OP is disgruntled by how the job has been designed since probably the very beginning compared to other casters which get that sweet sweet mobility.

Sounds like the solution isn't gimp summoner, but play it instead. And if OP doesn't want to do that because they like black mage which good on them, they can still be king of trash pull AOE.