Typically, Oral and Maxillofacial Surgeons earn the highest median wage in the U.S. at $208,000 per year. Oral/Maxillofacial Surgery is an ideal major for students who want to pursue a career in that field. Solar Photovoltaic Installers has the highest job growth. Employment for Solar Photovoltaic Installers is predicted to grow by 104.4% between now and 2026. Currently, there are more people employed as Retail Salespersons than any other job, with 4,602,500 employed in the U.S . 736,000 is the most available job with around 736,000 openings annually.