Diploma In French

 Fellow nairaland, please for those that stayed in african french speaking country  can it it be possible for me to get a lucrative job in any of the country having gotten HND in marketing, working in one of the finacial  institution as a marketer and also doing a  one year diploma course in french? Actually i have a passion for  having a knowledge of any bi-langual  language not necessary going for PGDin any other discipline.
    Please i need a candid answer.

 Thanks for your advice . i still need more  clues as regards to the informations above.