It is worth mentioning that the petroleum engineering discipline includes principles from other engineering disciplines. If you have already acquired a bachelor’s degree in chemical or mechanical engineering, you will be able to fulfil your dream of landing up with a petroleum engineer job in a good company. In that case, you will be required to do an extensive coursework in petroleum engineering. Candidates with a degree in geophysics or geology can also be suitable for petroleum engineer jobs provided they do a coursework in the field.