Field Service
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Defense Systems

Defense Maintenance Specialist

Also posted as Defense Maintenance Technician; Military Equipment Technician; Tactical Systems Technician

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Median wage range
$65k–$95k
National median · per year
Outlook
Growing fast
Entry barrier
Certificate
No degree required
Overview

What is a Defense Maintenance Specialist

A defense maintenance specialist inspects, diagnoses, repairs, and services military equipment and mission-critical systems to keep them operational and ready for deployment. The work may involve mechanical systems, electronics, tactical equipment, vehicles, and field-service repairs under strict safety, documentation, and readiness requirements.

Below: what it pays, what you'd do, the skills you need, and how to become one.

Defense Maintenance Specialist
Role Snapshot

The role profile

Everything you need to know about this role, the same details employers use to post openings and colleges use to build training.

Median wage range
$65k–$95k
Typical annual pay based on national and industry data.
O*NET codes
49-9041.0017-3029.00
Primary and secondary occupational codes mapping this role to national labor data.
Cluster type
Defense Systems
The broader industry group this role belongs to within the technician economy.
Context tags
Where and how this role is commonly applied.
Core skills
Systems MaintenanceDiagnosticsElectronics
Essential competencies to perform this role effectively.
Canonical Role ID
UNM-TECH-143
A unique identifier linking this role across training, jobs, and employer systems.
Pay & Outlook

How much does it pay?

Defense Maintenance Specialist in this role earns a median of $65k–$95k a year. Here's how pay typically grows with experience.

$65k–$95k
National median annual wage range. Technicians with mission-critical systems experience, advanced diagnostics skills, and required credentials may earn toward the higher end.
Wage ranges are illustrative, based on national and industry data. Actual pay varies by employer, location, certification, and experience.
Entry
Experienced
Specialized
On The Job

What does a Defense Maintenance Specialist do?

Explore the core responsibilities of this role, from daily operations and equipment handling to safety, quality, and performance requirements.

01

Inspect mission-critical equipment

Perform scheduled inspections and preventive maintenance to keep military and tactical systems operational and deployment-ready.

02

Diagnose and repair faults

Troubleshoot mechanical, electrical, and electronic issues using technical manuals, diagnostic tools, and test equipment.

03

Service field systems and equipment

Repair, replace, and calibrate components across vehicles, tactical equipment, electronics, and other mission-support systems.

04

Document maintenance activity

Record inspections, repairs, parts usage, and readiness status to support compliance, traceability, and operational planning.

Skills You Will Build

What skills do you need?

Three core skills sit at the heart of this role. You can learn all of them through short, hands-on training.

Systems Maintenance

Keeping complex, mission-critical systems inspected, serviced, and ready.

Diagnostics

Systematically isolating faults using test equipment, software tools, and logic.

Electronics

Testing, repairing, and replacing circuit boards, sensors, and electronic assemblies.

Your next step

How to become one.

Take a short, hands-on course to build the core skills, then apply to jobs hiring near you, all in one place, powered by the Unmudl Skills-to-Jobs® Network.

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Common Questions

Defense Maintenance Specialist, FAQ

A defense maintenance specialist inspects, diagnoses, repairs, and services military equipment and mission-critical systems to keep them operational and ready for deployment. The work may involve mechanical systems, electronics, tactical equipment, vehicles, and field-service repairs.
The median wage range is about $65,000–$95,000 per year. Technicians with mission-critical systems experience, advanced diagnostics skills, and required credentials may earn toward the top of the range. Pay varies by employer, location, and experience.
Most people start with a certificate or short, hands-on training program rather than a four-year degree. You can find training on Unmudl to build the core skills, Systems Maintenance, Diagnostics, and Electronics, then apply to open roles.
No four-year degree is required for most roles. A high school diploma or equivalent plus role-specific training or a certificate is typically enough to get started. Employers value reliability, attention to detail, and proven hands-on skills.
It can be a strong technical career for people interested in mission-critical equipment and readiness work. Demand depends on defense sustainment and modernization, and the skills transfer to other advanced maintenance roles.

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