I have a keyword search set up that crawls Feedster every day, looking for blog entries using the keywords. Then, those entries get fed into my RSS feed reader for me to browse and view. This morning, I discovered that the job ads for The Chronicle of Higher Education are available through career-specific RSS feeds. If you browse to a particular catetory, you will find the XML button for that category at the top of the list next to the email notification option. Here is the librarian feed.
Job ads from the Chronicle are available through RSS feeds by category.