Use appt more accurate:.

Uniform rank = uniform appt// dxo appt

Col = Commander// Director
Ltc and sltc = br hd// DD
Major = sect hd// AD
CPT = staff officer// asst mgr - snr mgr

Degree grad are emplaced to CPT + 1 yr after degree, provided pass IPPT.
Degree grad are employed at DX9 for dxo.