A calibration system for a machine is provided. The calibration system includes an unmanned aerial vehicle provided in association with a perception sensor. The unmanned aerial vehicle includes a target attached thereto. The unmanned aerial vehicle is configured to move along a predetermined path sweeping across a field of view of the perception sensor. The unmanned aerial vehicle is configured to present the target to the perception sensor, such that the target covers the field of view of the perception sensor based on the movement of the unmanned aerial vehicle along the predetermined path. The unmanned aerial vehicle is configured to determine and communicate an orientation and a position of the target to the calibration system.