If you are counting on a SAP course to lead you to a good job, then you are doing it wrong. Whether or not you get a good job depends only on your technical skills, original thinking, attitude, perseverance and how willing you are to put in extra efforts among a lot other factors. Employers will not go gaga over you completing a particular SAP course, but rather they will judge you holistically including your personality.
It is true that people skilled in a SAP application may find it easier to find employment due to the steady demand of the industry, but that should not be the only driving factor.
SAP requires good understanding about business process, understanding client requirement. If you have some experience, let it be from any domain, you can consider than experience and choose the right module which suits your requirement.