Navy NEC · Engineering

N25O Surface Ship Nuclear Propulsion Plant Operator: Mechanical

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

Overview

A surface ship nuclear propulsion plant mechanical operator operates mechanical systems aboard nuclear powered surface ships. This operator also performs organizational level maintenance on those mechanical systems.

Core Skills

  • mechanical plant operation
  • pump and valve operation
  • fluid system monitoring
  • heat exchanger maintenance
  • mechanical fault isolation
  • preventive maintenance
  • casualty response
  • technical procedure compliance
  • plant condition logging

Civilian Software & Tools

  • Microsoft Access
  • Microsoft Azure software
  • Microsoft Excel
  • Microsoft Office software
  • Microsoft Power Automate
  • Microsoft Power BI
  • Microsoft PowerPoint
  • Microsoft SharePoint

Civilian Career Paths

  • Mechanical Engineering
  • Facilities Management
  • Environmental Engineering

Training & Development

Getting Started

  • NCCER Industrial Maintenance Technician
  • OSHA 30-Hour General Industry
  • Boiler Operator License

Career Growth

  • NRC Reactor Operator License
  • Certified Maintenance and Reliability Technician (CMRT)
  • Certified Maintenance and Reliability Professional (CMRP)
  • ASME Section IX Welder Certification

Also Common

  • EPA 608 Technician Certification

What the Work Involves

  • Operate nuclear power reactors in accordance with policies and procedures to protect workers from radiation and to ensure environmental safety.
  • Adjust controls to position rod and to regulate flux level, reactor period, coolant temperature, or rate of power flow, following standard procedures.
  • Develop or implement actions such as lockouts, tagouts, or clearances to allow equipment to be safely repaired.
  • Respond to system or unit abnormalities, diagnosing the cause, and recommending or taking corrective action.
  • Monitor all systems for normal running conditions, performing activities such as checking gauges to assess output or the effects of generator loading on other equipment.

Related Occupations

  • Nuclear Technicians
  • Power Plant Operators

Typical preparation for these civilian roles: vocational training or an associate degree.

Defense contractor jobs for N25O

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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