JD looks like this as a sample format:
job designation:
job profile: a brief of routine work
key skills: it skills, team work ..etc
education:
incentives and pfa,ta etc:
salary /CTC :
working days:
timings:
additional info can be in notes section is not much important, rest imp. info should be in the above slab
Basically JD describes the brief about the profile for the employee to be hired.
Regards
MB