Arjuna's crisis is a crisis of decision-making. Krishna suggests that we should decide based on what is 'Shreyas' (beneficial in the long run) rather than 'Preyas' (pleasant in the short term).
Reflect on this wisdom fully, and then do as you wish.
The intellect that knows what is to be done and what is not to be done... that is Sattvic intellect.
When choosing between two career paths, don't just look at the salary. Ask: 'Which path allows me to stay true to my integrity and grow as a human being?'