There are also numerous other tools available
There are many more tools available for BizTalk you can read more here.
One of the main personal gains to work as BizTalk administrators is all the different scenarios and cases you may experience. these may be network related, fileshares, different adapters and system including many more interesting elements when it comes to different customers and the way they have implemented the use of BizTalk. No environment is the same and almost all applications are unique, this provides you with a great opportunity to expand your knowledge across many areas and learn a lot of different elements within IT. There is also a huge lack of good and competent BizTalk Administrators around the world and work possibilities is not too hard to find.
Another important place to find a huge amount of BizTalk related articles is the TechNet Wiki itself. The best entry point is BizTalk Server Resources on the TechNet Wiki Read suggested related topics: