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Navy NEC · Intelligence

V58B Integrated Undersea Surveillance System (IUSS) Low Frequency Active (LFA)/Compact Low Frequency Active (CLFA) 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

The IUSS Low Frequency Active and Compact Low Frequency Active Operator searches for, detects, and reports complex active transmissions using LFA and CLFA sensors. The operator conducts marine mammal mitigation and generates in-situ ocean acoustic models to optimize sensor performance.

Minimum clearance: Secret

Core Skills

  • In-situ ocean acoustic performance modeling
  • Marine mammal mitigation during surveillance
  • Complex active transmission detection and reporting

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.

DIA Analysis Officer

Undersea transmission detection, reporting, and ocean acoustic modeling provide maritime sensor experience relevant to DIA's analysis of foreign naval capabilities.

How to prepare: Practice writing an unclassified assessment of a foreign naval capability to prepare for DIA's writing test and interview. DIA requires U.S. citizenship, security-clearance approval, and background screening, including drug testing and any required medical or counterintelligence polygraph examinations.

Notes & Sources

Evidence for this guidance (3 documents)
  1. NAVPERS 18068F Vol II (NEOCS, Jul 2026 edition): NEC V58B

    [1] NEC entry "V58B - Integrated Undersea Surveillance System (IUSS) Low Frequency Active (LFA)/Compact Low Frequency Active (CLFA) Operator"; cached text line 14639; NAVPERS 18068F Vol II, 2026-07 edition

    Supports: In-situ ocean acoustic performance modeling, Marine mammal mitigation during surveillance, Complex active transmission detection and reporting, DIA Analysis Officer

  2. Defense Intelligence Agency: Analysis Career Field

    [2] Career Specifics, Military Capabilities, Applying to Be an Analyst; public page retrieved through Jina Reader 2026-09-23

    Supports: DIA Analysis Officer

  3. Defense Intelligence Agency: Hiring Process

    [3] Opening hiring overview and Employment Criteria, Initial Employment; public page retrieved through Jina Reader 2026-09-23

    Supports: DIA Analysis Officer

Defense contractor jobs for V58B

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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