Basically one or two interviews are expected.
(Of course CV must be good then you will get some interview chance. )
In case you have no job experience before,
You will have to go through interviews about 2 hours.
1st round.
kind of normal stuff - asking things about you, checking your knowledge
on the subject which you studied before. + and etc.
2nd round - interview with VP
They will give you some topics, 10 minute preparation, 1 minute speech
Mainly they will see how you will fit in nicely to the organisation.