Occupation & positions Abbreviations and Acronyms
- OPNAVChief of Naval Operations
- OPPMOccupational Performance Process Model
- OPQOccupational Personality Questionnaire
- OPSOutstanding Performance Series
- OPSOther Personnel Services
- OPVIOptiview Fiber Inspector
- OPWOregon Peaceworker
- OQWOne Quarter Worker
- ORAOrganizational Research Analyst
- ORAOperations Research Analyst
- ORCAOccupational Researcher'S Computer Assistant
- ORFOld Retired Fart
- ORLOto- RhinoLaryngologist
- ORMOccupational Risk Management
- OROOver Raise Only
- OSOther Singer
- OSOut Sized
- OSAOffice Support Assistant
- OSCOn-Scene Coordinator
- OSCAROccupational Skills Competition and Review
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