Ontario Construction Careers Alliance


NOC 7372


Driller/Blaster’s drill holes, assemble, plant, and detonate explosives to loosen earth, rock, stumps, or to demolish structures to facilitate removal. They examine mass, composition, structure, and location of object to be blasted and determine the kind of explosive to be used as well as marking the location of charge holes for drilling.

$36,800 to $64,000
  • Operate drilling equipment to drill blast holes in rock, typically for highway and heavy civil projects
  • Operate drill equipped with auger to drill holes for building foundations or pilings 
  • Read diagrams, lay out drill pattern, determine depth and diameter of blast holes, and conduct field tests to determine the explosives required as per codes, specifications and engineering recommendations 
  • Assemble primer charges; load explosives in blast holes; connect electrical wires, detonating cords or fuses connect to blasting machines; detonate charges 
  • May operate air-track, or other hydraulic drilling equipment to drill blast holes/foundation drilling 
Working Conditions
  • These workers spend their time outside. 
  • The work week is 40 hours, but overtime work may be necessary, depending on deadlines.  
  • Safety training is essential to protect them
Essential Skills
  • Follow sets of rules in order to arrange things or actions in a specific order
  • Keep the hand and arm steady, often shifting between two or more actions
  • Identify when something is wrong or is likely to go wrong, solving problems with Mathematics
  • Completion of secondary school is usually required
  • On-the-job training is provided
  • Experience as a heavy equipment operator may be required for drillers
  • Experience as a blaster helper in surface mining and quarrying
  • Provincial blasting licence is usually required for blasters