"Do you always take the McKinsey over the KPMG over the technical specialist?"
- It depends on your career aspirations
"Do you think you can move between ‘prestige levels’ given competence and experience?"
Yes, provided you have solid experience and demonstrable progression
"How much weight do you put into a name and how much into a salary?"
At a junior level, a strong brand name is more important. However, for example, if your career aspiration is to be the best Network specialist in the country, then somewhere like Cisco will serve you better than Deloitte, Accenture, IBM