Trainer applicants have rated the interview process at Alcon 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 65% positive. This is according to Glassdoor user ratings.
Here are the most commonly searched roles for interview reports -
Three interviews in total, the first two were very general (expierence, background) and the third one you had to solve a business case For the business case you had 20min to present and then 10 minutes answering their questions