Officer
An officer is a person who has a position of authority in a hierarchical organization. The term derives from the late Latin from officiarius, meaning "official".
Examples
Military
Shipping industry
- Captain (nautical), the person in charge of a merchant ship
- Chief officer or chief mate, typically the person in charge of the deck department of a merchant ship
- Second officer or second mate, typically the navigator and medical officer on a merchant ship
- Third officer or third mate, typically the safety officer on a merchant ship
- Chief Engineering Officer. The person in charge of the technical department on a merchant ship.
- Second Engineering Officer. The person in charge of the engine room on a merchant ship.
- Third Engineering Officer. An Engineering Officer of the Watch.
Law enforcement
- Corrections officer
- Customs officer
- Officer of the court
- Bylaw enforcement officer
- Parking enforcement officer
- FBI
- HFBI or Hair FBI Agent
- Police officer
- Security officer
Politics and government
- Chief Medical Officer
- Presiding Officer (disambiguation)
- Returning officer
- Foreign Service Officer, a diplomatic officer
Ceremonial and other contexts
- Bank officer
- Chief academic officer, a provost
- Corporate officer, a corporate title
- First Officer (disambiguation)
- Great Officer of State
- Merchant marine officer or licensed mariner
- Officer of arms
- Officer, a grade, class, or rank of within certain chivalric orders and orders of merit (e.g. Order of the British Empire, National Order of the Cedar, Légion d'honneur)
- Officer in The Salvation Army, and other state decorations
- Sabbatical officer