People working in 15 of the 17 craft professions associated with construction jobs made more money in 2014. That’s according to a survey from the National Center for Construction Education and Research. Boilermakers saw the most significant pay increase in 2014, a jump of 16 percent to $64,064 per year. “Industrial maintenance mechanics weren’t too far behind, up 15 percent to $59, 654,” reveals the survey. Project supervisors earned higher wages, too.