Immi does list overseas universities in regard to engineering courses and the 476 TR graduate visa but as to the employment scene, there are so many different universities here in Australia and MBA courses of both university and non university that employment in a lot of areas is more based on what level of employment experience a person has more so than levels of education alone and MBAs here are often accomplished by employees in conjunction with existing employment.
A-Z Occupations List - Australian Skills Recognition Information will give you an indication of occupations and what level of qualifications may be expected.