To create Job Description Templates go to Settings < Terms and Descriptions < Job Description Templates.
Insert text into the empty Job Description Template field and press "Save Job Description."
Name the Job Description Template so it is easy to identify, and press "Save."
After you have saved templates in Settings, you can go to a specific job and the templates will be available by clicking "edit" under the Job Description field.
A pop-up window will appear. Click "Templates," and choose a template from drop down menu, then "Import."
The template will import into the open field below, which you can then edit according to the needs of the particular job.