Optometrist  
Duties and Responsibilities:
they usually perform vision test and analyze results.
Salary:
$103,900
Education:
Doctoral or professional degree 
Demand or need for this profession:
Employment of optometrists is projected to grow 17 percent from 2016 to 2026, much faster than the average for all occupations. Because vision problems tend to occur more frequently later in life, an aging population will lead to demand for more optometrists.