Trailer Mechanic: Diagnostics, Repairs & Career Growth

Saia, Inc.; St. Louis (MO); On-site; USD 45,000 - 52,000; Full time

Job summary

Saia, Inc. is seeking a trailer mechanic in the United States to maintain, diagnose, and repair trailers used for transporting goods. The role emphasizes safety, reliability, and hands-on problem solving.

You will service tractor-trailers, inspect systems, use hydraulic jacks, and document maintenance actions. Candidates should have a high school diploma or GED, be 18+, and be able to work in the U.S. Pay starts at $32.70–$37.45 per hour, commensurate with experience, with benefits and equal

Qualifications

• Must be at least 18 years old.
• High school diploma or GED.
• Authorized to work in the United States.
• Must provide and maintain personal maintenance tools.
• Must read, write, communicate and comprehend English to perform tasks and review documents.

Responsibilities

• Services, inspects, and repairs tractor-trailers.
• Diagnoses failures and makes repairs on mechanical, electrical, and various systems on a trailer.
• Uses hydraulic jacks and hoists to access the underside of trailers.
• Conducts full inspections of trailers to identify issues.
• Tests trailers after repairs to ensure they operate without issues.
• Maintains a detailed record of all service and maintenance activities.

Skills

Trailer mechanic

English language

Tools ownership

Diagnostic software

Education

High school diploma or GED

Tools

Personal maintenance tools

Diagnostic software

Job description

Saia, Inc. is seeking a trailer mechanic in the United States to maintain, diagnose, and repair trailers used for transporting goods. The role emphasizes safety, reliability, and hands-on problem solving.

You will service tractor-trailers, inspect systems, use hydraulic jacks, and document maintenance actions. Candidates should have a high school diploma or GED, be 18+, and be able to work in the U.S. Pay starts at $32.70–$37.45 per hour, commensurate with experience, with benefits and equal