2016 Employment: 11,300
2026 Projected Employment: 23,200
Growth Rate: 105.3%
Median Annual Wage (2016): $39,240
As more individuals and business look to the sun for power, solar photovoltaic installers—the technicians involved with implementing solar energy systems—ranked highest on our list. They’re generally required to have a high school diploma; some learn their trade at a technical school while others receive training on the job.