Correctional officers of the children, youth and families department shall:
A. be citizens of the United States;
B. be eighteen years of age or older;
C. possess a high school education or its equivalent;
D. be of good moral character and not have been convicted of a felony offense by a court of this state, any other state or the United States; and
E. successfully pass a physical examination and an aptitude examination administered by the department.