public class JobExample : MonoBehaviour
{

    public int JobCount = 10;
    public bool ParallelExecution;


    void Update ()
    {
        var handles = new JobHandle[JobCount];
        for (int i = 0; i < JobCount; i++)
        {
            DummyJob job = new DummyJob();
            handles[i] = job.Schedule();
            if (!ParallelExecution)
            {
                handles[i].Complete();
            }
        }

        if (ParallelExecution)
        {
            for (int i = 0; i < JobCount; i++)
            {
                handles[i].Complete();
            }
        }


    }
}



public struct DummyJob : IJob
{
    public void Execute()
    {
        Thread.Sleep(10);
    }
}