Defense
.
Maintenance, Modernization & Lifecycle Support

Corrosion Technician

Also posted as Cathodic Protection Technician; Preservation Technician; Materials Degradation Technician

Median wage range
$58k–$90k
National median · per year
Outlook
Steady
Entry barrier
HS + training
No degree required
Overview

What is a Corrosion Technician

A corrosion technician performs corrosion inspection and assessment, cathodic protection and material compatibility, and preservation planning and repair verification to keep shipyard production, fleet sustainment, and lifecycle-support operations safe, reliable, compliant, and ready for operation. Most people start with a high school diploma plus employer or technical training rather than a four-year degree.

Corrosion Technician
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
$58k–$90k
Typical annual pay based on national and industry data.
O*NET codes
17-3029.0051-9124.00
Primary and secondary occupational codes mapping this role to national labor data.
Cluster type
Maintenance, Modernization & Lifecycle Support
The broader industry group this role belongs to within the technician economy.
Context tags
Where and how this role is commonly applied.
Core skills
Corrosion InspectionCathodic ProtectionPreservation Planning
Essential competencies to perform this role effectively.
Canonical Role ID
UNMUDL-DM-A054
A unique identifier linking this role across training, jobs, and employer systems.
Pay & Outlook

How much does it pay?

Corrosion Technician in this role earns a median of $58k–$90k a year. Here's how pay typically grows with experience.

$58k–$90k
National median annual wage range from the mapped occupational proxy. Pay varies by region, employer, shift, and clearance, and advanced qualifications push earnings higher.
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 Corrosion Technician do?

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

01

Inspect for corrosion

Inspect structures and components and assess how far corrosion has progressed.

02

Maintain cathodic protection

Service cathodic protection and check material compatibility across assemblies.

03

Plan preservation work

Plan preservation and verify that repairs and coatings were done right.

04

Execute work packages

Work to maintenance plans and work packages so jobs close out clean.

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.

Corrosion Inspection

Assessing corrosion damage on structures and components.

Cathodic Protection

Maintaining cathodic protection and checking material compatibility.

Preservation Planning

Planning coating and preservation work and verifying repairs.

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.

↗ Powered by Unmudl

Get job-ready
training

Short, hands-on courses and Skill Paths aligned to what employers actually hire for — built with colleges and industry.

↗ Powered by Unmudl

Find jobs
hiring near you

Connect with employers hiring for technician roles at every level. Browse live openings on the Unmudl job board.

Keep Exploring

Related roles.

back To Full Library
Common Questions

Corrosion Technician, FAQ

A corrosion technician performs corrosion inspection and assessment, cathodic protection and material compatibility, and preservation planning and repair verification to keep shipyard production, fleet sustainment, and lifecycle-support operations safe, reliable, compliant, and ready for operation.
The national range runs about $58,000–$90,000 per year, with a median near $74,000. Entry-level roles start toward the bottom of that range, and pay varies by employer, region, shift, and certifications.
Most people start with a high school diploma plus employer or technical training. You can build the core skills, Corrosion Inspection, Cathodic Protection, and Preservation Planning, through training on Unmudl, then apply to open roles.
No. A high school diploma or equivalent plus employer or technical training is the usual starting point, and employers train qualified candidates on their own procedures.
It's a durable technical career with a clear path to higher pay through experience and qualification. Demand is sustained by fleet availability work, shipyard production schedules, and modernization programs. The skills also transfer to related roles like non-destructive testing (NDT) technician and NDT technician.

Ready to start your
technician journey?

Get matched with training, apprenticeships, and employers tailored to this role.