Talking about skills applicable to this job. What programs do you use? What language (coding) are you familiar with. How do you solve problems where you are. Then there was a challenge where they asked gave you many graphs and tables and asked you to find errors or trends.

From applying online, it took 2 weeks for a phone interview which lasted about 30 minutes with 3 interviewers. The offer for on-site interview came within 1 week and last 4 hours with 6 interviewers set up as a panel. The tour of the campus was very interesting with a lot of nice amenities for employees. All interviewers were very nice and the atmosphere was upbeat and comfortable.