Yes, this course has helped many candidates at these levels succeed.
It will prepare you for the case interview. The format of the case interview is identical for all entry levels.
If you look to prepare for the fit interview, this course will help you build your introduction, explain your motivations and pitch your achievements. However, this material is not specific to senior hiring and may not help you convey your expertise, for instance.
This course does not include examples of interviews with Manager, Project Leader, Principal or Partner candidates.