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Navy NEC · Engineering

746B Outboard Engine Maintenance Technician

Current service use not established

This code is listed in the directory. Inclusion alone does not confirm current service use.

A Navy Enlisted Classification: a skill designation sailors hold in addition to their rating.

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Overview

An Outboard Engine Maintenance Technician performs periodic and routine maintenance on outboard engines. This technician conducts preoperational and operational inspections, troubleshoots problems, and repairs the engines.

Core Skills

  • Preoperational and operational engine inspections
  • Outboard engine troubleshooting and repair

Civilian Career Paths

Career associations are editorial assessments of the cited evidence, not an official crosswalk unless the evidence explicitly says so. O*NET supplies civilian occupation information, not proof of a military match. Related experience does not confer civilian qualifications. Tasks and tools below describe civilian work, not military training.

Motorboat Mechanics and Service Technicians

Military experience inspecting, maintaining, troubleshooting, and repairing outboard engines directly overlaps with civilian motorboat engine service.

How to prepare: Seek hands-on practice with marine engine diagnostic scanners used by prospective service shops.

What the civilian work involves
  • Start motors and monitor performance for signs of malfunctioning, such as smoke, excessive vibration, or misfiring.
  • Document inspection and test results and work performed or to be performed.
  • Perform routine engine maintenance on motorboats, such as changing oil and filters.
Civilian tools and software (examples)
  • CDI Electronics M.E.D.S.
  • Engine diagnostic scanners

Notes & Sources

Evidence for this guidance (2 documents)
  1. NAVPERS 18068F Vol II (NEOCS, Jul 2026 edition): NEC 746B

    [1] NEC entry "746B - Outboard Engine Maintenance Technician"; cached text line 17780; NAVPERS 18068F Vol II, 2026-07 edition

    Supports: Preoperational and operational engine inspections, Outboard engine troubleshooting and repair, Motorboat Mechanics and Service Technicians (O*NET 49-3051.00)

  2. O*NET: Motorboat Mechanics and Service Technicians

    [2] O*NET 30.3 occupational data

    Supports: Motorboat Mechanics and Service Technicians (O*NET 49-3051.00)

Defense contractor jobs for 746B

Descriptions may be summarized for clarity. Verify all information with your branch career counselor or official military documentation before making career decisions.

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