To edit a job, the user can accomplish this a few ways and they are below.
Select parent tree and then clicking on the edit icon will prompt the below popup to select from available jobs to edit. Then after selecting one, they will be prompted with similar popup when first creating one.
Another is to select the job under the parent tree and clicking the edit icon either on the Available Trees Tools Menu or Grid View Tools Menu.
The third option is to select the job from the gird view and clicking the Edit button, which will prompt the edit popup like above.