public void setCompletedAt(java.util.Date completedAt) {
        this.completedAt = completedAt;
    }
<p>
The time, in seconds since the epoch, when the job was completed.
</p>

@param completedAt
       The time, in seconds since the epoch, when the job was completed.
aws-java-sdk-iot/src/main/java/com/amazonaws/services/iot/model/Job.java