Koffiefontein Diamond Mine: Shaft Timberman

Reference No: KOFF348

ROLE DESCRIPTION: Reporting to the Shiftboss, this role is responsible to maintain equipment (Shafts and Water Tunnels) according to sound practices and equipment specifications.


  • Monitor equipment failure and efficiency to improve trade specific equipment and systems
  • Develop, modify, construct and install all types of related equipment
  • Investigate, diagnose and perform maintenance and repair of equipment and machinery on the shaft and water tunnels
  • Manufacture items according to diagrams and drawings when setting up equipment
  • Perform inspections according to the Mine Health & Safety Act regulations, manufacturing and Company standards
  • Report all defects and breakdowns to Supervisor
  • Responsible for collecting, handling, transporting and storing explosives
  • Conduct risk assessments, underground construction and control water entering the decline
  • Erect and maintain RAW’s and water tunnels
  • Examine escape ways, clean and maintain change houses and underground ablution facilities
  • Supervise and execute blasting operations – i.e. control explosives, prepare work face for blasting, charging of face and sites, conducting blasting and treating misfires
  • Maintain Safety standards to comply with the Company safety programme
  • Must be prepared to work underground and outside normal working hours, shifts, and overtime (if required)


  • Grade 12
  • Valid Blasting Certificate for Scheduled Mines OR National Certificate Rockbreaking Underground Hard Rock Level 3
  • Onsetter’s Certificate
  • Minimum three years Shaft Carpenter experience on vertical shafts
  • Previous experience as a Supervisor
  • Valid driver’s license


  • Good verbal and written communication skills in English
  • Analytical thinking; Assertiveness; Attention to detail; Collaboration; Planning; Problem solving; Professionalism

PLEASE NOTE: Petra Diamonds is currently aligning its organisational structure to the operational model therefore all job titles and job profiles are under review. This may influence the grading of the position

If you are already employed by Petra Diamonds – please submit an authorised internal application form, CV, ID and supporting documents/qualifications.

Download full job PDF

Forward together with your CV, SAPS Certified Qualifications, Valid Driver’s Licence and ID to: e1-recruitment@petradiamonds.com by 13 October 2020. Please note that incomplete application forms and documentation will not be considered.