I know you mentioned you were not looking for an Alliance guild, but since this post is already more then a month old you might have changed your mind. If not : For Sylvannas !
Of Sound Mind is still looking for a dedicated tank for our raid team, have a look out our recruitment post:
If you are interested and want to discuss further, please reach out for a chat on BNET (Furia#2986) or Discord (Furia#3656).