There are a lot of jobs and occupations that start with the letter O. From the obvious (like office manager) to the more niche options (like obstetrician), exploring all of these positions can help lead you toward your ideal career. Whether you’re searching for a standard 9-to-5 job or something a bit different, there is an occupation beginning with O that will fit your needs. In this blog post, we will cover some of the most common ones as well as unique roles starting with the letter o so you can find whatever type of work suits your goals and lifestyle!
Table of Contents
Jobs and Occupations With O
10 Most Common Jobs/Occupations Starting With O
1- Occupational Therapist: assess and treat patients who are recovering from illness or injury
2- Optometrist: diagnose vision problems and prescribe corrective lenses or other treatments
3- Office Manager: organize and run an office, typically as part of a larger organization
4- Organizer: plan and coordinate events and activities to achieve specific goals
5- Operations Manager: oversee the daily operations of a business or organization
6- Owner: manage a business or other enterprise, typically as an entrepreneur or sole proprietor
7- Orthodontist: diagnose and treat dental issues like misaligned teeth or jaws
8- Optician: fit and provide eyewear such as glasses or contact lenses
9- Ophthalmologist: diagnose and treat vision disorders like cataracts or glaucoma
10- Officer: enforce laws, maintain order, and protect the rights of citizens both on and off duty
List of Careers and Jobs Beginning with O
Oxygen Therapist | Outdoor Studies Director |
Organ Installer | Optometrists |
Optical Fabricator | Operators School Manager |
Oil Well Perforator Operator | Oil Exploration Engineer |
Oil Deliverer | Oven Builder |
Ornamental Machine Operator | Ordnance Engineer |
Operations Manager/Coordinator | Operating Engineer Apprentice |
Office Services Specialist | Office Machine Service Supervisor |
Office Correspondent | Overedge Machine Operator |
Outsider | Orthophotography Technician |
Optometry Professor | Optical Laboratory Mechanic |
Ophthalmologist, Medical Director, President | Oleomargarine Maker |
Oil Processing Technician | Occupational Health Nurse |
Oxygen Equipment Technician | Outbound Telemarketer |
Ore Crushing Dust Collector | Order Processing Clerk |
Orchid Grower | Online Merchant |
Oilseed Meat Presser | Ocean Freight Forwarder |
Obstetrics Teacher | Outreach Coordinator |
Orthodontic Assistant (Ortho Assistant) | Ore Bridge Operator |
Order Caller | Opener Tender |
On Car Supervisor | Octave Board Racker |
Ocean Biologist | OB/GYN (Obstetrician / Gynecologist) |
Oxyacetylene Welder | Outdoor Landscape Architect |
Organ Grinder | Optometrist |
Optical Engineer | Operations Vice President |
Oil Well Fishing-Tool Technician | Oil Expeller Operator |
Oil Changer | Overhead Irrigator |
Orthopedic Shoes Salesperson | Ore Puncher |
Ophthalmic Dispenser | Operational Test Mechanic |
Olericulturist | Oil Field Equipment Mechanic |
Offset-Press Operator Apprentice | Offline Editor |
Oxygen Equipment Preparer | Outbound Supervisor |
Ordnance Truck Installation Supervisor | Order Fulfillment Specialist |
Orchestra Teacher | Online Journalist |
Oiling Machine Operator | Ocean Export Coordinator |
Obstetrician/Gynecologist (OB/GYN) | Oxide Furnace Tender |
Otolaryngology Teacher | Order Make Up Clerk |
Order Entry Administrator | Orchestra Conductor |
Onion Tier | Oil Well Engineer |
Occupational Therapy Professor | Objects Conservator |
Oven Dumper | Ornamental Metal Worker |
Ordnance Keeper | Operations Specialist |
Operating Room Nurse | Office Systems Technology Instructor |
Office Support Specialist | Office Employee |
Oyster Dredger | Outpatient Services Director |
Ornament Setter | Ordinary |
Optician Apprentice | Ophthalmic Medical Technologists |
On Site Property Manager | Oil Field Tester |
Oil Expert | Over-the-Road Driver |
Orthopedic Cast Specialist | Ore Feeder |
Operator Technician | Operational Communication Chief |
Oil and Gas Drafter | Offset Machine Operator |
Office Sweeper | Oceanologist |
Overhead Garage Door Hanger | Outsole Caser |
Organizational Development Specialist | Order Puller |
Operations Coordinator | Onyx-Chip Terrazzo Worker |
Office Copy Selector | Offensive Coordinator |
Ocean Export Account Manager | Oyster Fisherman |
Outside Machinist Apprentice | Ornamental Ironworker |
Organist | Opticians, Dispensing |
Ophthalmology Surgical Technician | Online User Experience Strategist |
Oil Gauger | Oil Filters Inspector |
Outside Salesman | Outside Sales Advertising Executive |
Organizational Development Director | Order Planner |
Operations Boardman | Online Program Coordinator |
Office Clerks, General | Offal Trimmer |
Occupational Therapy Program Director | Outside Laborer |
Outdoor Emergency Care Technician | Organic Chemistry Teacher |
Order Editor | Operational Meteorologist |
Online Content Coordinator | Odd Shoe Examiner |
Oceanology Teacher | Occupational Health Nurse Supervisor |
Oxygen Plant Operator | Outpatient Clerk |
Orientation & Mobility Specialist | Order Schedule Clerk |
Orchid Transplanter | Online Producer |
Old Testament Professor | Ocean Import Representative |
Occupational Analyst | Outsole Splicer |
Ornamental Ironworker Helper | Ordinary Seaman |
Operations Lieutenant | Open Hearth Worker |
Office Messenger Helper | Office Machine Embossograph Operator |
Office Clerk | Outplacement Consultant |
Ornamental Metal Worker Helper | Ordnance Equipment Worker |
Order Builder | Open Winder |
On Air Personality | Octave Board Assembler |
Occupational Therapists | and M Supervisor |
Oysterman | Owner Oral Surgeon |
Osteopathic Neurologist | Order Builder Loader |
Orchard Manager | Oral Surgery Assistant-Clinical Coordinator |
On-Air Talent | Oil Transport Driver |
Occupational Therapy Assistants | Oyster Grader |
Outside Machinist Supervisor | Ornithology Teacher |
Ornamenter | Option Trader |
Optical Design Engineer | Open Hearth Furnace Operator |
Oil Inspector | Oil Furnace Installer |
Oyster Shipper | Outside Sales Manager |
Orthotist | Orthopedic Assistant |
Optometric Aide | Optical Glass Sawyer |
Operational Intelligence Officer (Management) | Oil Rigger |
Oil Lease Buyer | Oxygen Equipment Aide |
Outboard Technician | Ordnance Truck Installation Mechanic |
Order Entry Specialist | Orchestra Musician |
Online Facilitator | Oil Well Shooter |
Ocean Export Agent | Obstetrical Nurse |
Oven Press Tender | Otorhinolaryngologist |
Orthopedic Technician | Optometrist, Owner |
Optical Instrument Repairer | Operations Staff Specialist, Security |
Oil Treater | Oil Pit Attendant |
Oakes Machine Operator | Overhead Door Technician |
Overhauler | Orthotic Technician |
Oral Pathologist | Optics Manufacturing Technician |
Optical Glass Wet Inspector | Olive Knocker |
Oil Rig Driller | Occupational Medicine Specialist |
Oxidation Engineer | Outboard Motor Mechanic |
Ore Washer | Ophthalmology Assistant |
Operator | Operations Research Analyst |
Oil Spraying Machine Operator | Oil Burner Technician |
Oil Agent | Owner/Operator |
Overlock Elastic Attacher | Orthotics Assistant |
Orange Picker | Oral and Maxillofacial Pathologist |
Optometry Doctor (OD) | Olive Pitter |
Oil Spot Washer | Occupational Therapist Assistant |
Overlay Plastician | Osteopathic Medicine Teacher |
Ore Sampler | Ophthalmic Photographer |
Operations Label Clerk | Oncologist |
Oil Pipe Inspector Helper | Oil Burner Installer |
Offset Pressman | Oyster Culler |
Outpatient Pharmacy Manager | Organizational Psychologist |
Orderlies | Optical Technician |
Ophthalmic Medical Technicians | Oil Well Services Supervisor |
Oil Field Pumper | Oil Distributor |
Overlock Sewing Machine Operator | Outsole Cementer |
Organizational Effectiveness Director | Order Runner |
Operations Director | Open Claims Representative |
Office Helper Clerical | Office Administrator |
Odd Jobs Day Worker | Oxygraph Operator |
Outdoor Studies Professor | Organ Teacher |
Orator | Optical Manager |
Ophthalmic Laboratory Technicians | Oil Well Service Operator |
Oil Field Caser | Oil Developer |
Oven Laborer | Ornamental Plasterer Helper |
Ordnance Officer | Operations Superintendent |
Operating Room Technician | Offset Duplicating Machine Operator |
Office Systems Coordinator | Office Inspector |
Overhauler, Bus, Truck | Overcaster |
Orthotic Aide | Optometry Teacher |
Optical Lathe Operator | Opinion Polls Survey Worker |
Olericulture Professor | Oil Prospecting Observer |
Occupational Health Physician | Oyster Tonger |
Oven Equipment Repairer | Osteopath |
Orthopedic Podiatrist | Optometric Technologist |
Optical Instrument Assembler | Operations and Maintenance Technician |
Oil Speculator | Oil Pipeline Dispatcher |
Owner, Consulting Engineer | Osteopathic Physician |
Occupations and Jobs Starting with O
Order Department Supervisor | Orchard Sprayer |
Orange Picker Machine Operator | On-Site Manager |
Oil Truck Driver | Occupational Therapy Co-Director |
Obedience Trainer | Outsole Rounder |
Ornamental Iron Erector | Order Worker |
Operations Inspector | Open Hearth Laborer |
Office Machines Teacher | Office Associate |
Offender Job Retention Specialist | Oyster Planter |
Outside Production Inspector | Orthoptist |
Orthopaedic Surgeon | Optomechanical Engineer |
Optical Glass Etcher | Operational Intelligence Officer (Analyst) |
Oil Pumper | Oil Laboratory Analyst |
Outsole Scheduler | Ornamental Iron Worker |
Orderlies Teacher | Operations Intelligence |
Open Hearth Melter | Office Machines Wirer |
Oxyacetylene Burner | Outboard Motorboat Operator |
Organ Builder | Optical Assistant |
Ophthalmologists | Operations Research Manager |
Oil Well Directional Surveyor | Oil Distributor Tender |
Oil Boiler | Owner, Professional Engineer |
Osteopathic Resident | Order Desk Clerk |
Order Checker, Packer, Processer | Orchard Worker |
Oncology Nurse | Oil Well Driller |
Occupational Therapy Director | Object-Oriented Programmer |
Oxyacetylene Torch Operator | Out-Patient Therapist |
Order to Delivery Supervisor | Order Entry Representative |
Orchestra Leader | Online Editor |
Oil Well Pumper | Occupational Therapy Technician |
Obstetrical Anesthesiologist | Owner/Photographer |
Overlock Sleeve Setter | Orthotics Technician |
Orbitread Operator | Oral Communication Instructor |
Oral and Maxillofacial Surgeons | On-Air Director |
Oil Spreader Operator | Occupational Therapist Assistants |
Overhauler Helper | Orthopedic Shoe Fitter |
Ore Miner | Ophthalmic Aide |
Operational Risk Consultant | Oil and Gas Specialist |
Offset Printing Operator | Official Greeter |
Officer | Outside Cutter |
Outboard Motors Experimental Mechanic | Organ Pipe Voicer |
Order Detailer | Operation Specialist |
Oncology Social Worker | Odd Bundle Worker |
Oceanography Professor | Obstetrics Specialist (OB Specialist) |
Over Hauler Helper | Outfitter |
Orthopedics Teacher | Optometrist/Practice Owner |
Optical Instrument Specialist | Operator and Truck Driver |
Oiler Bander | Oil Plant Operator |
Obstetricians and Gynecologists | Oxygen Therapy Teacher |
Outpatient Psychiatrist | Ornamental Iron Worker Apprentice |
Ordnance Artificer Helper | Order Analyst |
Online Trader | Oliver Filter Operator |
Ocean Transportation Intermediary | Occupational Psychologist |
Ovens Supervisor | Orthopedic Brace Maker |
Ore Dryer | Operator Engineer |
Operation Shift Supervisor | Offshore Wind Turbine Technician |
Offset Label Rewinder | Office Supervisor |
Observer | Oxygen Tank Filler |
Outpatient Phlebotomist | Orientation and Mobility Specialist |
Ordering Machine Operator | Order Administrator |
Online Retailer | Olive Brine Tester |
Ocean Rescue Lieutenant | Occupational Physician |
Outside Operator | Outside Barrel Lathe Operator |
Organic Gardening Teacher | Order Filler |
Operations Agent | Online Content Editor |
Office Administration Instructor | Odd-Piece Checker |
Occupational Therapy Aides Teacher | Overhead Worker |
Orthotists and Prosthetists | Ore Roaster |
Ophthalmic Pathologist | Operations Intelligence Superintendent |
Ombudsman | Oil Field Rig Builder |
Oil Bay Technician | Offset Platemaker |
Oyster Shucker | Outside Sales Representative |
Orthotist/Prosthetist | Orthopedic Designer |
Optometric Assistant | Optical Glass Silverer |
Operations and Intelligence Assistant | Oil Scout |
Oil Lease Operator | Overedge Sewer |
Orthopedic Physical Therapist | Ore Grader |
Operators Teacher | Operational Risk Analyst |
Oil and Gas Principal | Offset Press Operator |
Office Worker | Offbearer |
Oyster Cultivator | Outpatient Physical Therapist |
Origination Specialist | Orderly |
Optical Worker | Ophthalmic Medical Technologist |
On Site Construction Superintendent | Oil Field Roustabout |
Oil Driller | Overhead Foreman |
Orthopedic Shoe Maker | Ore Mixer |
Ophthalmic Assistant | Operational Risk Manager |
Oiler | Oil and Gas Superintendent |
Offset Printing Pressmen | Offline Cutter |
Oyster Preparer | Outside Property Agent |
Orthoptists | Orthopaedic Technologist |
Optomechanical Technician | Optical Glass Inspector |
Operational Intelligence Officer (General) | Oil Refiner |
Oil Lease Broker | Oven Dauber |
Ornamental Metal Erector | Ordnance Handler |
Operations Officer | Operating Room Assistant |
Office Support Assistant | Office Machines Sales Representative |
Office Electrician | Oxidized Finish Plater |
Ottoman Sewer | Order Packer or Packager |
Order Entry Clerk | Orchestra Director |
Onion Topper | Oil Well Logger |
Occupational Therapy Teacher | Observatory Director |
Oxygen Furnace Operator | Outdoor Guide |
Organic Section Technical Lead | Order Processing Specialist |
Orchid Hand | Online Merchants |
Old Coin Dealer | Ocean Freight Manager |
Occupancy Specialist | Outside Rigger |
Outside Physical Damage Appraiser | Organic Preparation Technician |
Order Packer | Operations Analyst |
Online Marketing Manager | Office Automation Clerk |
Offal Roller | Occupational Therapy Assistant (OTA) |
Oxygen System Tester | Outpatient Dietitian |
Orientation and Mobility Instructor | Order Takers Supervisor |
Ordained Minister | Online Publisher |
Older Worker Specialist | Ocean Lifeguard Specialist |
Occupational Nurse | Overhead Cleaner Maintainer |
Overcoiler | Orthotic Assistant |
Oracle Developer | Optical Manufacturing Technician |
Optical Effects Camera Operator | Olericulture Teacher |
Oil Recovery Operator | Occupational Medicine Officer |
Overseamer | Overlock Collar Setter |
Orthotic/Prosthetic Practitioner | Oral Therapist |
Optometrist, President/Practice Owner | Optical Instrument Assembly Supervisor |
Olive Picker | Oil Seal Assembler |
Occupational Therapist (OT) | Oven Tender |
Orthodontist, Vice President | Ore Crusher |
Operations Technician | Operating Systems Specialist |
Offset Plate Preparation Supervisor | Official Court Interpreter |
Office Nurse | Oarsman |
Outsole Handler | Oriental Rug Stretcher |
Order Tracer | Operations Forester |
Open Hearth Helper | Office Machine Servicer |
Office Assistant | Offender Employment Specialist (OES) |
Oxyacetylene Cutter | Outboard System Operator |
Organ Fixer | Optician |
Optical Dispenser | Operations Systems Specialist |
Oil Well Drilling Manager | Oil Drilling Engineer |
Oil Burner | Oven Operator |
Orthodontic Technician Assistant | Ore Charger |
Operations Tech | Operating System Programmer |
Offset Lithographic Press Setter | Office Technology Professor |
Office Messenger | Outreach Librarian |
Orthodontist, Small Business Owner | Ore Dressing Engineer |
Order Checker | Opera Singer |
On-Site Services Specialist | Ocular Care Aide |
Ocean Forwarder | OB/GYN Doctor (Obstetrics/Gynecology Doctor) |
Outreach Specialist | Orthopaedic Surgeon, Orthopaedic Consultant |
Ore Miner, Blasting | Order Clerk |
Operating Engineer | On-Site Soil Evaluator |
Ocular Care Technician | Ocean Lifeguard |
OB/GYN Nurse (Obstetrics/Gynecology Nurse) | Outside Sales |
Outside Plant Cable Engineer | Organizational Development Consultant |
Order Picker | Operations Assistant |
Online Marketing Strategist | Office Automation Technician |
Offal Separator | Occupational Therapy Department Chair |
Oxidizer | Overlock Waistline Joiner |
Osteology Teacher | Orchard Hand |
Oral Surgery Assistant | Oral and Maxillofacial Surgery |
On-Air Personality | Oil Tanker Captain |
Occupational Therapy Aides | Overlock Operator |
Otter Trawler Boatswain | Ore Tester |
Ophthalmic Technician | Operations Manager Assistant |
Opener | Oil Recovery Unit Operator |
Oil Burner Mechanic | Offset-Press Operator |
Oyster Farmer | Outside Food Server |
Ornament Stitcher | Oreman |
Opticianry Teacher | Ophthalmic Surgical Assistant |
On-Site Wastewater Systems Technician | Oil Field Worker |
Oil Extractor | Oyster Opener |
Outside Plant Engineer | Orthodontists |
Orthodontist Assistant | Optoelectronic Technician |
Optical Engineering Technician | Operating Room Surgical Technologist |
Oil Painter | Oil Heater Operator |
Oyster Buyer | Outpatient Interviewing Clerk |
Organizational Consultant | Orchestrator |
Optical Scientist | Ophthalmic Medical Technician |
Oil Well Services Superintendent | Oil Field Operator |
Oil Dispatcher | Oxidation Operator |
Outboard Motor Tester | Organ Assembler |
Ophthalmology Technician | Ophthalmologist |
Operations Research Analysts | Oil Tank Car Cleaner |
Oil Derrick Operator | Oil Analyst |
Oven Baker | Ornamental Ironworking Supervisor |
Ordnance Artificer | Operations Manager |
Open Soaper Tender | Office Rental Clerk |
Office Machine Punch Operator | Office Coordinator |
Oyster Sorter | Outsoles Channel Opener |
Osteologist | Orthopedic Mechanic |
Optometric Technician | Optical Goods Worker |
Operations and Maintenance Manager | Oil Separator |
Oil Pipe Inspector | Oyster Harvester |
Outside Parts Sales | Orthodontist |
Orthodontic Technician | Options Trader |
Optical Engineering Manager | Open Pit Quarry Supervisor |
Oil Operator | Oil Heater Installer |
Oyster Picker | Outside Plant Technician |
Orthopedist | Orthopaedic Doctor |
Optoelectronics Engineer | Optical Fabrication Technician |
Operational Intelligence (Opintel) Analyst | Oil Producer |
Oil House Attendant | Outside Machinist |
Outpatient Physical Therapist Assistant | Organic Extractions Technician |
Order Expediter | Operations Administrator |
Online Content Developer | Odd Ticket Clerk |
Ocular Pathologist | Occupational Health Nursing Director |
Outside Deliverer | Outdoor Advertising Leasing Agent |
Organic Chemistry Professor | Order Dispatcher |
Operation Supervisor | Online Advertising Director |
Odd Job Laborer | Oceanography Teacher |
Obstetrics Technician (OB Technician) | Oxygen Therapy Technician |
Outpatient Therapist | Ornamental Metal Worker Apprentice |
Ordnance Engineering Technician | Order Booker |
Online Tutor | Oliving Machine Operator |
Oceanic Sciences Professor | Occupational Therapist |
Overhead Crane Operator | Overedger |
Orthotic Fitter | Oral Hygienist |
Optical Systems Engineer | Optical Effects Layout Person |
Olive Grader | Oil Refinery Operator |
Occupational Medicine Physician | Outsole Flexer |
Oriental Rug Repairer | Order Taker |
Operations Engineer | Open Die Inspector |
Office Machine Mechanic | Office Assistance |
Off Track Betting Manager | Overburden Drill Operator |
Outrider | Orthophoto Tech/Draftsman |
Optometry Assistant | Optical Instruments Supervisor |
Ophthalmic Technologist (Ophthalmic Tech) | Oiler Helper |
Oil Process Stillman | Obstetrics-Gynecology Nurse Practitioner |
Oven Loader | Orthodontic Band Maker |
Ore Buyer | Operations Supervisor |
Operating System Designer | Offset Lithographic Press Operator |
Office Technology Instructor | Office Manager |
Owner-Spa Director | Outboard Motor Inspector |
Ore Trimmer | Ophthalmologist-Retina Specialist |
Operations/Dispatch | Operations Plant Attendant |
Oil Refinery Process Technician | Oil Burner Repairer |
Offshoring Manager | Overlock Hemmer |
Osteopathy Doctor (DO) | Ore Smelter |
Ophthalmic Surgeon | Operations Logistics Analyst |
Opaquer | Oil Program Compliance Specialist |
Oil Burner Journeyman | Offset Printer |
Overhead Crane Truck Loader | Outside Upholsterer |
Organizational Development Manager | Order Processor |
Operations Clerk | Online Services Manager |
Office Communication Professor | Offal Worker |
Ocean Clam Boat Captain | Overcoil Stepper |
Orthopedic Nurse Practitioner | Ore Fielder |
Operator/Assistant Foreman | Operational Review Sergeant |
Oil and Gas Operator | Offset Plate Maker |
Office Technician | Oculist |
Oyster Grower | Outside Maintenance Worker |
Ortho/Prosthetic Aide | Ornithologist |
Options Advisor | Optical Element Coater |
Open Hearth Stockyard Supervisor | Oil Mixer |
Oil Heat Technician | Owner, E Commerce Company |
Outsole Compressor | Organizational Research Consultant |
Order Selector | Operations Dispatcher |
Open Developer Operator | Office Machine Installer |
Office Aide | Off Premise Service Representative |
Outreach Worker | Orthotic Finish Grinding Technician |
Ore Storage Drier | Order Clerks |
Operation Agent | Oncology Social Work |
Ocular Care Technologist | Oceanographic Meteorologist |
Obstetrics Nurse (OB Nurse) | Oyster Washer |
Oven Heater Helper | Otolaryngologist |
Orthopedic Surgeon | Optometrist Assistant |
Optical Instrument Inspector | Operations Research Group Manager |
Oil Tester | Oil Pipeline Operator |
Oyster Floater | Outside Machinist Helper |
Ornamental Painter | Organizer |
Optics Engineer | Optical Coating Technician |
Open End Spinning Operator | Oil Heaterman |
Oil Fire Specialist | Overlocker |
Overhead Line Worker | Orthotic/Prosthetic Clinician |
Oral Surgeon | Optics Test Technician |
Optical Goods Drill Operator | Olive Packer |
Oil Rig Roughneck | Occupational Rehabilitation Aide |
Oven Worker | Orthopaedic Physician Assistant |
Ore Digger | Operator (Specialist) |
Operating Table Assembler | Offshore Wind Operations Manager |
Official Court Reporter | Office Secretary |
Oboist | Oven Heater |
Ornamental Metalwork Designer | Ordnance Mechanic |
Operations Specialists | Operating Room Orderly |
Office Work and Bookkeeper | Office System Analyst |
Office Helper | Oxyhydrogen Welder |
Outpatient Admitting Clerk | Organ Tuner |
Orchardist | Optical Mechanic |
Ophthalmic Medical Assistant | Oil Well Services Dispatcher |
Oil Field Laborer | Oil Dipper |