713X Engineering Technician (Surface) CWO

The CWO designator for Engineering Technician (Surface) in the US Navy is 713x. The “x” is a variable based on the officer’s rank, length of service, and type of service.

Surface Engineering Technicians are officer technical managers in the field of surface ship marine engineering.

They plan, administer, and supervise the following: Installation, operation, maintenance, and repair of equipment Ship alterations or design modifications Training programs Reports Technical assistance and advice

Surface Engineering Technicians maintain and repair the following: Main propulsion (gas turbine, diesel, steam, and combined diesel-gas turbine) Electrical and auxiliary machinery and systems Ship’s hull and structure

Warrant Officers, Chief Warrant Officers, and Limited Duty Officers are Specialized Officers. Their specialty is achieved through technical experience.