The drillers offsider job has these key jobs
Pulling the rods and putting them back down
Collect the core samples
Maintenance and Housekeeping around the rig
Rig and hole moves
If you want to have a go at getting a hardrock underground job, then checkout the sponsors training packages to get your mining knowledge up to speed
https://undergroundtraining.com.au/course_info/mining-training-course/
#getaminingjob