Upon reading this letter I began to wonder if English not your native language. Yup, your University is in Algeria. I'm rather confused on the entirety of the letter, but tried to alter it into a state of comprehension. I hope I didn't change any facts on accident!
To Whom It May Concern:
Your announcement in the Quotidian on July 25th drew my attention and I am pleased to have the opportunity to apply for this position.
I am a mechanical engineer with a degree in Option Energy and received my diploma from the University of Sidi Bel Abbes, Algeria. I have practical training experience with the Sonatrach Company, in the assembly and disassembly of centrifugal compressor gas.
I would enjoy an opportunity to speak to you at length and offer further ideas to consider my future in a positive way.
[[I think that in the above sentence you are trying to say that you would enjoy talking to this company more in order to convince them to employ you. You need to do that now, in this
I have been looking for employment in a company involved in the field of energy due to the fact that it is my specialization.
[[You probably don't want to say you want to gain experience in the field because you just said it is your specialty. What is your specialization?]]
Helping your company achieve its objectives as an employee and turn NAME OF COMPANY into a major competitor in the field of energy would be a pleasure.
Thank you for your time and consideration.