If your career is not going good, it is premature to think about marriage. You are likely to get better on the career front by end 2017 and that is the time your marriage also will be fructified. Your Sun is the least powerful and that is what is causing most of the problems.
Since you personally do not believe in the so called doshas as pointed out to you by someone, I would say you should ignore it. There is no need for searching in and out to find and confirm those doshas. Yes you can have a compatibility check between your horoscopes a sample of which is given in my blog navagrahastro.blogspot.in which is not a free service but a paid consultation.