In my experience, IT includes desktop support. When I was in IT (sys-admin for the company I worked for and did on-site support in data centers for our server

In my experience, IT includes desktop support. When I was in IT (sys-admin for the company I worked for and did on-site support in data centers for our server / client product for major banks on wall street), I still found myself doing an inordinate amount of desktop support. In many cases one does not exist without the other.