var CronJob = require('cron').CronJob; var job = new CronJob({ cronTime: '0 0/60 * 1/1 * ? *', onTick: function() { // Runs every weekday (Monday through Friday) // at 11:30:00 AM. It does not run on Saturday // or Sunday. }, start: false, timeZone: "America/Los_Angeles" }); job.start();