Easy, but long. Case study is very simple and a good way to show how you work together with a team. Would recommend even if you just want interview experience.
I applied online. I interviewed at National Grid (Westwood, MA)
Interview
i had to do an online interview with the camera on, I had to answer 6 questions and played 2 games. briefly after you get insights on you interview and play the waiting game
I applied online. The process took 3 months. I interviewed at National Grid in Oct 2020
Interview
First a phone interview, if you passed, it will be an onsite interview. The onsite contains an interview with your potential managers and a group case which you will discuss with other candidates.