Electronics Technician (ET) is a US Navy enlisted rating or job specialty (often called MOS by other services). ETs are responsible for the electronic equipment used to send and receive messages, detect enemy planes and ships, and determine target distance. They maintain, repair, calibrate, tune, and adjust all electronic equipment used for communications, detection and tracking, recognition and identification, navigation, and electronic countermeasures.

Table of contents
1 ET rating specialty areas
2 Technical Training
3 Ranks
4 Nick Names
5 Sister Rate

ET rating specialty areas

Surface

Surface ETs maintain and repair electronics equipment such as radar, communication and navigation equipment. The ET and FC (AEF) ratings comprise the basis of the ship's Combat Systems department aboard ships and are responsible for maintaining the ship's readiness for combat operations.

Subsurface Navagation

Subsurface Navigation ETs are responsible for all operational and administrative aspects of the submarine's navigation and radar equipment, systems and programs.

Subsurface Radio

Subsurface Radio ETs are responsible for all operational and administrative aspects of the submarine's radio communication equipment, systems and programs, including submarine LAN systems.

Nuclear

Nuclear-trained ETs perform duties in nuclear propulsion plants operating reactor control, propulsion and power generation systems. Nuclear ETs may be assigned to modern nuclear powered aircraft carriers or volunteer for submarine service.

Technical Training

Surface

or

Subsurface

  • BESS SECF - Groton, CT - 26 Days
  • ET Core - Groton, CT - 61 Days

Nuclear

  • Nuke Field Entry - Great Lakes, IL - 1 Day
  • Nuke Field A School ET - Great Lakes, IL - 173 Days
  • Nuke Power - Great Lakes, IL - 170 Days

Ranks

'Paygrade - Abbreviation - Title'

  • E1 - ETSR - Electronics Technician Seaman Recruit
  • E2 - ETSA - Electronics Technician Seaman Apprentice
  • E3 - ETSN - Electronics Technician Seaman
  • E4 - ET3 - Electronics Technician Third Class
  • E5 - ET2 - Electronics Technician Second Class
  • E6 - ET1 - Electronics Technician First Class
  • E7 - ETC - Chief Electronics Technician
  • E8 - ETCS - Senior Chief Electronics Technician
  • E9 - ETCM - Master Chief Electronics Technician

Nick Names

  • Twidget
  • Everything Technician

Sister Rate

Aviation Electronics Technician (AT)