Interview process was typical for a job at this level.
First interview - Recruiter (30)
second interview - VP Customer Exp. (1hr)
Third interview Panel - VP CX, VP Integration, CSM
Fourth Interview - COO/VP CX
Questions where standard, you're going to be asked to do a "case study" - which isn't a case study, It's a one pager and you're building a business plan for them to note and take your ideas.