Driller's Assistant


Drillers' assistants help move, set up and operate drilling rigs and related equipment to drill holes for such things as oil, natural gas and water, building foundations, minerals exploration and site investigation.

Duties & Tasks

Drillers' assistants may perform the following tasks:

  • help move drilling rigs and equipment from site to site, set up in the new site and connect power cables or hoses for water and air supply
  • help obtain high-quality drilling core samples
  • assist drillers with all drilling processes
  • mix and test drilling fluids, chemicals and grout
  • assist with slotting, welding and inserting casing screens
  • assist with well development and pumping tests
  • operate equipment such as pumps for air, water and mud
  • carry out routine maintenance and repairs
  • clean and maintain equipment, as well as drill and camp sites.



A driller runs a team of drillers' assistants performing the above tasks. Drillers may specialise in diamond core drilling, rotary/percussion drilling, coal seam drilling or water well drilling.

Working Conditions

Drillers and drillers' assistants usually work long hours on roster systems, either outdoors or underground, as members of teams or crews. The work is often manual and physically demanding. Compliance with all safety systems is essential.

Personal Requirements

  • reliable and adaptable
  • good organisational skills
  • enjoy working as part of a team
  • able to cope with the physical demands of the job
  • enjoy practical and manual activities
  • aptitude for mechanics and machinery
  • willing to work in remote areas under difficult conditions.

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