What I know you apply and if you are shortlisted I'll be called for interview from there I dont know
If he or she is qualified and competent enough to fill in that vacancy
By submitting all requirements and suitable qualifications
He or she must be applaying for the job and interwed by eskom
By application of the job while vaccance open
Depends on attitude towards one's work, delivering on inputs and outputs timeously
One has to register with Eskom on the net and there are some few steps to follow.
You submit what the post is requested and wait for respond from Eskom for to go further with interviews.
HR selection process