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Navy NEC · Engineering

V42B AN/SQQ-89(V)3/5 Active Sonar Level II Technician/Operator

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 AN/SQQ-89(V)3/5 Active Sonar Level II technician and operator maintains and operates the AN/SQS-53B Sonar System, AN/UQN-4A/10 sonar sounding set, and AN/WQC-2/2A sonar communications set. The technician identifies acoustic signatures to their sources and operates the AN/SQQ-28(V), AN/SQR-19(V), AN/UYQ-25A(V)2 or AN/UYQ-25B, and AN/SQS-53B subsystems.

Core Skills

  • Acoustic signature identification by source
  • Sonar sounding and communications equipment maintenance
  • Towed array and signal processing system operation

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.

Electrical and Electronics Installers and Repairers, Transportation Equipment

Organizational-level maintenance of sonar, sounding, and sonar communications equipment provides a foundation for maintaining transportation electronics.

How to prepare: Complete a hands-on electronics troubleshooting course focused on circuit testing, fault isolation, and post-repair functional checks for the transportation equipment you want to service.

What the civilian work involves
  • Inspect and test electrical systems and equipment to locate and diagnose malfunctions, using visual inspections, testing devices, and computer software.
  • Reassemble and test equipment after repairs.
  • Locate and remove or repair circuit defects such as blown fuses or malfunctioning transistors.

Notes & Sources

Evidence for this guidance (2 documents)
  1. NAVPERS 18068F Vol II (NEOCS, Jul 2026 edition): NEC V42B

    [1] NEC entry "V42B - AN/SQQ-89(V)3/5 Active Sonar Level II Technician/Operator"; cached text line 14170; NAVPERS 18068F Vol II, 2026-07 edition

    Supports: Acoustic signature identification by source, Sonar sounding and communications equipment maintenance, Towed array and signal processing system operation, Electrical and Electronics Installers and Repairers, Transportation Equipment (O*NET 49-2093.00)

  2. O*NET: Electrical and Electronics Installers and Repairers, Transportation Equipment

    [2] O*NET 30.3 occupational data

    Supports: Electrical and Electronics Installers and Repairers, Transportation Equipment (O*NET 49-2093.00)

Defense contractor jobs for V42B

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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