Here you can find a list with all staff ranks and their permissions

Helper
ue.tp
ue.tphere
ue.chat.realname
ue.chat.socialspy
ue.admin.mute
ue.admin.cc
ue.admin.staffchat
ue.admin.invsee
ue.admin.getpos
ue.admin.freeze
ue.admin.warn
ue.playerinfo
ue.ci
ue.iteminfo
ue.god
ue.fly
ue.burn
<All perms from lower ranks>

Builder
ue.iteminfo
ue.gamemode
ue.skull
ue.heads
ue.ci
ue.give
<All perms from lower ranks>

Admin
ue.admin.menu
ue.admin.ban
ue.admin.tempban
ue.admin.unban
ue.admin.lag
ue.chat.broadcast
<All perms from lower ranks>