Job Responsibilities. 1. Assist blaster in charge with wiring of shot. 2. Loads holes using blend truck and blend truck pumps and equipment. 3. Checks trucks for any needed maintenance. 4. Performs minor routine maintenance on truck and equipment. 5. Loads trucks with product. 6. Prepares holes to receive product. 7. Operates Bobcat stemming holes. 8. Performs all duties in a safe manner, being responsible for the safety of yourself and the emplo...