Because these qualifications can prove you have solid knowledge and ability to take over the job well
This is an incomplete sentence.
To revise this, create an independent clause which is a group of words that contains a subject and verb
and expresses a complete thought.
Independent clause + Dependent clause or
Dependent clause (a comma) Independent clauseBecause
these qualifications can prove you.. | dependent marker word
+ a subject and verb (dependent clause)
a subject and verb (independent clause)