Following are the different ways to schedule a Schedule Job through a script. Run the given code in Execute Anonymous window and then you could see in Setting -> 'Scheduled Job' that your Job is waiting to be executed. Run a Schedule Job NOW Method - 1 ScheduleSalesTargets c = new ScheduleSalesTargets(); c.execute(null); Method - 2 (This one I prefer, whenever I need to run a job) Check the current Time. If it is, let's say 10:39 AM, in your clock, then set the minute to 41. This will schedule the job for 10:41 AM just two minutes from now. But, if you set minute value to 38, then it will schedule to next hour 11:38 AM ScheduleSales c = new ScheduleSales(); String sch = '0 0 * * * ?'; System.schedule('Sales Job Name - 1', '0 41 * * * ?', c); You could repeat following, so that job keeps running every 5 minutes while you debug and change the Apex code behind the scene. ScheduleSales c = new ScheduleSales(); String sch = ...