Ok, from the geriatic perspective. He is not the problem. He is the symtom. 'This guy makes you feel, less than. As to becoming an "Alpha Male" has as much to do with perception as substnce. Confidence is the key. Watch him. You will probably find he appears to be; condident, friendly, competent and compassionate. Probably never condesending, except to those who piss him off. The most important part of this is that he appears to hold these traits. These are characteristics everyone finds appealing. Even if they are affectations.
So he is getting more action. You are not getting you fair share. Life is not a contest. No tombstone ever said "nay,nay, nay, I got laid more than you". Since you are now trying guys, why not him? .