Senior Heavy Equipment Diagnostics & Repair Technician

Texas First Rentals; Cibolo (TX); On-site; USD 70,000 - 95,000; Full time

Job summary

Texas First Rentals is seeking a Major Down Service Technician to maintain and repair complex mechanical, electrical, hydraulic, and diesel systems on rental equipment. The role requires independent judgment, advanced inspections, and teamwork to satisfy customer needs and departmental goals.

Responsibilities include diagnosing failures, performing quality inspections, rebuilding components, managing repair costs, and mentoring junior technicians.

Qualifications

• High school/equivalent diploma preferred.
• Six years of work-related skill, knowledge, or experience required.
• Owns a large and complete assortment of hand tools; specialized tools may be required.

Responsibilities

• Troubleshoots and diagnoses equipment malfunctions and failures.
• Provides quality control inspections of completed tasks.
• Disassembles and assembles machine components to manufacturer specs using hand/air tools.
• Rebuilds and maintains advanced equipment and components.
• Plans and controls cost of repair jobs.
• Mentors and trains junior technicians; communicates with shop management.

Skills

Diesel engine diagnosis

Electrical system diagnosis

Hydraulic system diagnosis

A/C system diagnosis

Reading schematics

ECM software updates

Use of diagnostic tools

Mentoring junior technicians

Education

High school diploma or equivalent

Trade school diploma preferred

Tools

Diagnostic tools

ECM programming tools

Job description

Texas First Rentals is seeking a Major Down Service Technician to maintain and repair complex mechanical, electrical, hydraulic, and diesel systems on rental equipment. The role requires independent judgment, advanced inspections, and teamwork to satisfy customer needs and departmental goals.

Responsibilities include diagnosing failures, performing quality inspections, rebuilding components, managing repair costs, and mentoring junior technicians.