Setting up Cron Jobs to run Initially(Cron Not Running)
I'm assuming you've seen this Wiki page: https://wiki.civicrm.org/confluence/display/CRMDOC/Managing+Scheduled+Jobs

If I'm reading your question correctly, I think you need to set up the cron job so it runs every so often, e.g. every 15 minutes:

*/15 * * * * &lt;your cron job command here&gt;