Вот как вы можете это сделать, используя StdSchedulerFactory
ISchedulerFactory schedFact = new StdSchedulerFactory();
foreach (IScheduler scheduler in schedFact.AllSchedulers)
{
var scheduler1 = scheduler;
foreach (var jobDetail in from jobGroupName in scheduler1.JobGroupNames
from jobName in scheduler1.GetJobNames(jobGroupName)
select scheduler1.GetJobDetail(jobName, jobGroupName))
{
//Get props about job from jobDetail
}
foreach (var triggerDetail in from triggerGroupName in scheduler1.TriggerGroupNames
from triggerName in scheduler1.GetTriggerNames(triggerGroupName)
select scheduler1.GetTrigger(triggerName, triggerGroupName))
{
//Get props about trigger from triggerDetail
}
}