28. Environmental engineering technicians
Projected increase in 2018: 30.1 percent
Number employed in 2008: 21,000
Median pay in 2008: $41,100
Education/training: Most employers prefer to hire someone with a two-year associate degree or other postsecondary training in engineering technology.
Job outlook: Competitive pressures will force companies to improve and update manufacturing facilities and product designs, although increased efficiencies and automation of many support activities will curtail job growth for engineering technicians.