I applied through university. The process took 4 weeks. I interviewed at MTR (Hong Kong) in Mar 2018
Interview
I applied through the university. The whole process took about 1 month. The first part was the online aptitude test. If you did quite well in it, you would be invited to attend the panel interview.
Interview questions [1]
Question 1
1. Online Aptitude Test (numerical+verbal)
2. Panel Interview ( 3 Managers/Engineers + 1 HR)
The HR started the interview with basic self-introduction in English, while the managers/engineers asked questions related to your CV and some technical questions related to the railway in both English and Cantonese.