UROP (Student Researcher) applicants have rated the interview process at MIT with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 74.2% positive. This is according to Glassdoor user ratings.
Here are the most commonly searched roles for interview reports -
I visited the Media Lab and the interview was conducted inside the hiring manager/head researcher's office. The entire interview took about 30 minutes where they gave me an overview of the position and briefly looked at my resume.