mos.directory

Navy NEC · Engineering

T48A Trident II SWS MT Apprentice

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.

Browse Navy

Overview

A Trident II SWS MT Apprentice performs initial Battle Stations Missile assignments and participates in missile handling evolutions. Under supervision, the apprentice performs preventive and basic corrective maintenance on Trident II D5 Backfit SWS subsystems while following safety precautions for missile explosive devices.

Minimum clearance: Top Secret

Core Skills

  • Missile handling with explosive safety precautions
  • Supervised preventive and basic corrective maintenance

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.

Helpers--Installation, Maintenance, and Repair Workers

Supervised preventive and basic corrective maintenance on Trident II subsystems provides directly relevant experience for assisting civilian equipment maintenance workers.

How to prepare: Apply for maintenance-helper openings that provide supervised training on the employer's equipment.

What the civilian work involves
  • Install or replace machinery, equipment, and new or replacement parts and instruments, using hand or power tools.
  • Examine and test machinery, equipment, components, and parts for defects to ensure proper functioning.
  • Tend and observe equipment and machinery to verify efficient and safe operation.

Electrical and Electronics Repairers, Commercial and Industrial Equipment

Basic corrective maintenance on Trident II subsystems offers a foundation for developing industrial equipment inspection and repair skills.

How to prepare: Complete a hands-on industrial electronics course covering circuit testing and fault diagnosis before targeting repair positions.

What the civilian 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.
  • Inspect components of industrial equipment for accurate assembly and installation or for defects, such as loose connections or frayed wires.
Civilian tools and software (examples)
  • Circuit evaluation software

Notes & Sources

Evidence for this guidance (3 documents)
  1. NAVPERS 18068F Vol II (NEOCS, Jul 2026 edition): NEC T48A

    [1] NEC entry "T48A - Trident II SWS MT Apprentice"; cached text line 11056; NAVPERS 18068F Vol II, 2026-07 edition

    Supports: Missile handling with explosive safety precautions, Supervised preventive and basic corrective maintenance, Helpers--Installation, Maintenance, and Repair Workers (O*NET 49-9098.00), Electrical and Electronics Repairers, Commercial and Industrial Equipment (O*NET 49-2094.00)

  2. O*NET: Helpers--Installation, Maintenance, and Repair Workers

    [2] O*NET 30.3 occupational data

    Supports: Helpers--Installation, Maintenance, and Repair Workers (O*NET 49-9098.00)

  3. O*NET: Electrical and Electronics Repairers, Commercial and Industrial Equipment

    [3] O*NET 30.3 occupational data

    Supports: Electrical and Electronics Repairers, Commercial and Industrial Equipment (O*NET 49-2094.00)

Defense contractor jobs for T48A

Descriptions may be summarized for clarity. Verify all information with your branch career counselor or official military documentation before making career decisions.

Report an error on this page