I'm pulling this from the 2001 Jobs rated almanac. I'm only listing jobs at the moment. I will later add only descriptions, because it's from 2001, no rankings or income figures.
Accountant
Aerospace Engineer
Agricultural Scientist
Anthropologist
Archeologist
Astronaut
Astronomer
Biologist
Chemist
Chiropractor
Civil Engineer
College Professor
Communications Equipment Mechanic
Computer Consultant
Computer Operator
Computer Programmer
Computer Systems Analyst
Conservationist
Dentist
Dietician
Economist
Electrical Engineer
Electrical Technician
Electrician
Geologist
Medical Laboratory Technician
Meteorologist
Museum Curator
Nuclear Engineer
Nurse
Occupational Therapist
Oceanographer
Optician
Optometrist
Orthodontist
Osteopath
Petroleum Engineer
Pharmacist
Physical Therapist
Physician
Physicist
Psysiologist
Podiatrist
Political Scientist
Psychiatrist
Psychologist
Resperatory Therapist
Sewage Plant Operator
Sociologist
Software Engineer
Speech Pathologist
Sports Instructor
Stationary Engineer
Statistician
Surgeon
Teacher
Veterinarian
Web Developer
Website Manager
Zoologist
As you can see, it might take a while to type descriptions for each of those. Feel free to add any that are not in this list.