Possible for me to join as DXO? Executive (budget management & budget planning and mgt)

my background:
2013: used local diploma to join local polytechnic as a project officer drawing a mere $2150
2014: just completed my distance learning degree, will it be easier for me to transit to another state board/public sector? since I'm in one currently?

how much starting salary should list if i were to apply for it? pls advise, kinda loss of what i want to do. TIA