SELECT AN OCCUPATION
| Occupation Name |
Brief Number |
| Obstetricians (gynecologists) |
578 |
| Occupational Health Nurses (registered professional) |
75 |
| Occupational Social Workers |
84 |
| Occupational Therapists |
74 |
| Occupational Therapy Aides (therapists) |
74 |
| Occupational Therapy Assistants (therapists) |
74 |
| Oceanographers |
200 |
| Oceanographers, Biological |
200 |
| Oceanographers, Chemical |
200 |
| Oceanographers, Geological |
200 |
| Oceanographers (geologists) |
129 |
| Oceanographers (geophysicists) |
148 |
| Oceanographers, Physical |
200 |
| Oceanographic Engineers |
200 |
| Offal Separators (slaughtering & meat-packing production) |
423 |
| Office Clerks |
3 |
| Office Machine Technicians |
90 |
| Office Managers (congressional aides) |
525 |
| Office Nurses (registered professional) |
75 |
| Officers (armed forces) |
439 |
| Officers, Canine Enforcement |
412 |
| Officers, CBP |
412 |
| Officers, Customs and Border Protection |
412 |
| Officers, Equal Employment Opportunity (human resources) |
258 |
| Oil Dispatchers (gas & oil distribution) |
196 |
| Old World Archaeologists |
343 |
| Ombudsman |
150 |
| Oncologists, Gynecologic (obstetrician-gynecologists) |
578 |
| Oncologists, Radiation |
462 |
| Open-Source Intelligence Workers |
626 |
| Operating Engineers |
171 |
| Operations Research Analysts |
514 |
| Operators-in-Training (water & wastewater treatment plant) |
517 |
| Ophthalmic Assistants |
680 |
| Ophthalmic Laboratory Technicians |
471 |
| Ophthalmic Medical Assistants |
5 |
| Ophthalmic Medical Personnel |
680 |
| Ophthalmic Technicians |
680 |
| Ophthalmic Technologists |
680 |
| Ophthalmologists |
13 |
| Opticians, Dispensing |
123 |
| Optometric Assistants |
229 |
| Optometric Technicians |
229 |
| Optometrists |
85 |
| Oral Interpreters |
365 |
| Oral and Maxillofacial Pathologists (d entists) |
59 |
| Oral and Maxillofacial Radiologists (dentists) |
59 |
| Oral and Maxillofacial Surgeons (dentists) |
59 |
| Oral Transliterators |
365 |
| Order Clerks (office) |
3 |
| Order Fillers (stock clerks) |
108 |
| Orderlies (nursing assistants) |
407 |
| Ordinary Seamen (merchant mariners) |
379 |
| Organic Chemists |
153 |
| Organic Petrologists |
560 |
| Organizational Economists |
233 |
| Organization Development Specialists/Managers (training & development) |
572 |
| Orientation and Mobility Specialists |
539 |
| Ornamental Blacksmiths |
588 |
| Ornamental Ironworkers (construction) |
359 |
| Orthodontic Technicians (dental) |
31 |
| Orthodontists (dentists) |
59 |
| Orthopedic Bioengineers |
519 |
| Orthopedic Surgeons |
665 |
| Orthotic Assistants |
601 |
| Orthotic Fitters |
601 |
| Orthotic and Prosthetic Assistants |
601 |
| Orthotic and Prosthetic Technicians |
601 |
| Orthotic Technicians |
601 |
| Orthotists |
469 |
| Osteopathic Physicians |
667 |
| Outfitters |
354 |
| Outfitters, Boat (pleasure craft boatbuilders) |
661 |
| Outreach Librarians (health sciences) |
9 |
| Oven Tenders (bakery products) |
410 |
| Overlock Machine Operators (knit goods industry) |
413 |
| Owners and Managers (retail jewelers) |
652 |