| Post | Essential Qualification | Experience |
| Accountant | Graduate, plus Intermediate pass of CA or ICWA | 3 years in accounts work after CA/ICWA Inter (required) |
| Technician (Survey) | ITI in Survey, or Diploma in Survey | 1 year in survey (desirable) |
| Technician (Sampling) | B.Sc. | 1 year in drill core or mine sampling (desirable) |
| Technician (Laboratory) | B.Sc. in Chemistry, Physics or Geology | 1 year in a chemical, petrological, mineralogical or similar lab (desirable) |
| Electrician | ITI or Diploma in Electrical, plus a valid Wireman certificate | 1 year after the Wireman certificate (required) |
| Machinist | ITI in Turner, Machinist, Grinder or Miller trade, or Diploma in Mechanical, Manufacturing, Production or Tool and Die Engineering | 1 year in a machine shop (required) |
| Technician (Drilling) | ITI in Mechanic EMM, Diesel Mechanic, Motor Mechanic or Fitter trade, or Diploma in Drilling or Mechanical Engineering, plus a valid HMV licence | 1 year on drill rigs (required) |
| Mechanic | ITI in Diesel Mechanic, Motor Mechanic or Fitter trade, or Diploma in Mechanical, Automobile, Production or Manufacturing Engineering, plus a valid HMV licence | 1 year in the trade (required) |
| Mechanic-cum-Operator (Drilling) | ITI in Mechanic EMM, Diesel Mechanic, Motor Mechanic or Fitter trade, or Diploma in Mechanical, Automobile or Drilling Engineering | 1 year in the trade (required) |
| Junior Driver | 10th class pass, with a valid LMV licence and a valid HMV licence | 1 year driving light and heavy vehicles (required) |
| Assistant (IT) | BCA, BCS, BCCA, B.Sc. in Computer Science, IT or Computer Applications, or BISM; or any graduation with a one-year diploma or PG diploma in IT, Computer Science or Computer Applications | Not required |
| Grade | Posts | IDA Basic Pay Scale |