Navy NEC · Engineering
T23A SSN 21 Navigation Technician
A Navy Enlisted Classification: a skill designation sailors hold in addition to their rating.
Overview
SSN 21 navigation technicians operate submarine navigation, radar, positioning, atmosphere monitoring, depth detection, and electromagnetic log equipment. They perform preventive and organizational level maintenance on AN/WSN-7(A), AN/WSN-7(B), AN/BPS-16 Radar, AN/WRN-6 GPS, CAMS MK II, AN/WIC-2B, Digital Depth Detector, and Digital EM Log systems.
Core Skills
- submarine navigation equipment
- radar operation
- gps systems
- depth measurement
- atmosphere monitoring
- electronic log systems
- preventive maintenance
- equipment troubleshooting
- technical records management
Civilian Software & Tools
- Circuit evaluation software
- Computerized maintenance management system CMMS
- Microsoft Windows
- Linux
- Database software
- Microsoft Excel
- Microsoft Office software
- Microsoft Word
Civilian Career Paths
- Electrical Engineering
- Radio Frequency Engineering
- Telecommunications
Training & Development
Getting Started
- CompTIA A+
- CompTIA Network+
- Associate Certified Electronics Technician (CETa)
- IPC-A-610 Specialist
Career Growth
- Certified Electronics Technician (CET)
- NMEA Marine Electronics Installer
- CompTIA Security+
- Project Management Professional (PMP)
Also Common
- IPC J-STD-001 Specialist
What the Work Involves
- Test faulty equipment to diagnose malfunctions, using test equipment or software, and applying knowledge of the functional operation of electronic units and systems.
- Maintain equipment logs that record performance problems, repairs, calibrations, or tests.
- Set up and test industrial equipment to ensure that it functions properly.
- Inspect components of industrial equipment for accurate assembly and installation or for defects, such as loose connections or frayed wires.
- Align, adjust, or calibrate equipment according to specifications.
Related Occupations
- Calibration Technologists and Technicians
- Electrical and Electronic Engineering Technologists and Technicians
- Electrical and Electronics Installers and Repairers, Transportation Equipment
- Robotics Technicians
Typical preparation for these civilian roles: vocational training or an associate degree.
Similar Specialties
T16A
SSGN Navigation Maintenance Electronics Technician
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T18A
Navigation Equipment Maintenance Technician
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T20A
SSN 774 Class Navigation and Ship’s Electronic Equipment Technician
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T30A
SSBN SSI Inc 4 Electronics Technician Journeyman
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T31A
SSBN SSI4 Electronics Technician (NAVIGATION) Maintainer
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T31B
SSBN 826 Class Electronics Technician Journeyman
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Equivalent Roles in Other Branches
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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