Is it ok for a person having skill 3 level...

We would like to inform you that if a person is under probation and wants to submit his resignation, it is permissible for him to do so, as both the employer and the worker may terminate the unlimited-term work contract for a legitimate reason at any time. The contract shall remain in place for the duration of the notice

According to the provisions of the Labor Law, 
Article (117)
1. Both the employer and the worker may terminate an unlimited-term work contract for a legitimate reason at any time. There is no right to conclude the contract after notifying the other party in writing at least thirty days before its expiry.
2. With regard to the day laborers, the warning shall be made within the following periods:
        A- One week if the worker worked for a period of more than six months and less than a year.
        B- Two weeks if the worker has worked for a period of not less than one year.
        C_ One month if the worker has worked for a period of no less than five years.

Article (118)
The contract remains in place throughout the notice period referred to in the previous article and ends with its expiry, and the worker is entitled to his full wage for that period on the basis of the last wage he was receiving, and he must perform the work during it if the employer asks him to do so.
It is not permissible to agree to exempt from the warning condition or reduce its time limit, but it is permissible to agree to increase this period.

There isn't any labor ban if your job is according to the visa is follow up clerk, while actual qualification is a chartered accountant.