We would need more details on your job configuration and needs to give you a really good answer. With that said, you can add a sleep job with command: D:\Apps\TIDAL\Agent\Bin\sleep.exe and a x time parameter (in Seconds) The sleep job would be dependent on the 1st job completing, then run. When the sleep job is completed, the 3rd job would kick off.
Example: 1. First job runs. When complete 2. Sleep job runs for 8000 seconds. When complete 3. 3rd job runs