Warriors bring to mind different things for different people. But for me a warrior is someone who fights for what they believe, puts their life on the line for other or goes out of their way to do something for another. A warrior is often a hero. The best ones do what has to be done without much fanfare and without taking credit. The ones I admire the most are the ones who do everything in the name of their job.
Think about what makes your hero a hero. Is it enough to make your heroine love him? Is it enough to make your readers love him? Do you love him? While you're pondering the virtues of your hero here's some pix for you to look at.