Finding your profession of your spouse from your horoscope can never be done by astrology and it looks like you have been visiting wayside astrologers and listening to their bluffs. If it were possible we could predict our Prime Minister’s horoscope from your horoscope since he is also your PM.
And to your second question, Marriage is the union of body, mind and soul and this can happen with anyone of the opposite sex.
Read my “Definitions in Astrology” and other articles on my blog Navagraha Astrology Online for a better exposure what Astrology can offer in your life.