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Marine Corps MOS · Logistics

2340 Ammunition Officer

Current service use not established

This code is listed in the directory. Inclusion alone does not confirm current service use.

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Overview

Ammunition officers supervise and coordinate the procurement, receipt, storage, issue, handling, shipment, salvage, and renovation of ammunition. They operate and establish ammunition supply points, advise commanders on ammunition allowances for training and combat, and may command ammunition companies.

Minimum clearance: Secret

Core Skills

  • Forward-area ammunition supply point establishment
  • Training and combat ammunition allowance advising
  • Ammunition salvage and renovation coordination

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.

Transportation, Storage, and Distribution Managers

Supervising ammunition receipt, storage, handling, and shipment and operating supply points directly overlap with warehouse and distribution operations management.

How to prepare: Build a sample warehouse operating plan covering receiving, storage, shipment, and staffing to demonstrate how your supply-point experience translates to civilian distribution.

What the civilian work involves
  • Supervise the activities of workers engaged in receiving, storing, testing, and shipping products or materials.
  • Plan, organize, or manage the work of subordinate staff to ensure that the work is accomplished in a manner consistent with organizational requirements.
  • Collaborate with other departments to integrate logistics with business systems or processes, such as customer sales, order management, accounting, or shipping.
Civilian tools and software (examples)
  • Microsoft Excel
  • Microsoft Project

Supply Chain Managers

Coordinating ammunition procurement, storage, issue, and shipment and advising commanders on ammunition allowances provide a foundation for purchasing and material requirements planning.

How to prepare: Create an Excel supply-planning case that connects material requirements, purchasing, inventory, and shipment decisions with cost and service metrics.

What the civilian work involves
  • Manage activities related to strategic or tactical purchasing, material requirements planning, controlling inventory, warehousing, or receiving.
  • Define performance metrics for measurement, comparison, or evaluation of supply chain factors, such as product cost or quality.
  • Develop procedures for coordination of supply chain management with other functional areas, such as sales, marketing, finance, production, or quality assurance.
Civilian tools and software (examples)
  • Microsoft Excel
  • SAP software

Notes & Sources

Evidence for this guidance (3 documents)
  1. NAVMC 1200.1L (FY26, in force): MOS 2340

    [1] MOS 2340 section "a. Summary"; cached text line 7443; NAVMC 1200.1L signed 2025-03-07, in force until 2026-10-01

    Supports: Forward-area ammunition supply point establishment, Training and combat ammunition allowance advising, Ammunition salvage and renovation coordination, Transportation, Storage, and Distribution Managers (O*NET 11-3071.00), Supply Chain Managers (O*NET 11-3071.04)

  2. O*NET: Transportation, Storage, and Distribution Managers

    [2] O*NET 30.3 occupational data

    Supports: Transportation, Storage, and Distribution Managers (O*NET 11-3071.00)

  3. O*NET: Supply Chain Managers

    [3] O*NET 30.3 occupational data

    Supports: Supply Chain Managers (O*NET 11-3071.04)

Defense contractor jobs for 2340

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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