Seeking professional native Arabic speaker

Hello everyone I am running an educational course and i will like to hire a native speaker of the Arabic local dialect to translate the content with English grammar that would be used for lecturing in the Arabic dialect.
And I would like the translator to carry out the translation with the following precautions

1 proper modification of words
2 breaking down of high vocabulary to simple vocabulary
3 simplification of words (general human translation)
Note: translating Application not permitted to carry out the job because we want quality results

Thank you