Here are just some of the roles available. If you have any other ideas, please tell me :) the morecthr better!

Headmaster of Hogwarts [TAKEN by me]
Prof. Xavier Montgomery

Deputy Headmaster [TAKEN by NaturallyNeon]
Prof. Jack Scott II

Transfiguration [OPEN]
Prof. Minerva McGonagall

Charms [TAKEN by me]
Prof. Xavier Montgomery

Potions [TAKEN by @Always_Layla]
Prof. Alessandra Curseblood

DADA [TAKEN by NaturallyNeon]
Prof. Jack Scott II

Muggle Studies [TAKEN by me; I'm a role hog lol]
Prof. Elizabeth May Black.

Herbology [TAKEN by NightshadeTheStealth]
Prof. Sharon Lilith

Keeper of Keys and Grounds at Hogwarts [OPEN]
Rubeus Hagrid

Flying [TAKEN by MidwesternVibes_]
Prof. Achilles Malfoy

Care of Magical Creatures [OPEN]

Ancient Runes [OPEN]

Alchemy [TAKEN by simplestseasons]
Prof. Miyako Azar

History of Magic [OPEN]

Astronomy [OPEN]

Ministry Roles

Minister of Magic [Taken by the lovely Zach MidwesternVibes_]
Minister Sylas Underwood