Diesel Technician

GFL Industries; Oklahoma City (OK); On-site; USD 42,000 - 60,000; Full time

Job summary

GFL Industries in Oklahoma City is seeking a skilled diesel and CNG vehicle technician to conduct repairs and preventative maintenance to keep the fleet road ready.

Under supervision, you will diagnose, repair, test drive, perform inspections, and complete reports and work orders. The role emphasizes safety, DOT compliance, and continuous skills development. CDL is preferred, ASE certifications are a plus, and 3+ years of experience is expected.

Qualifications

• 3+ years of diesel/CNG maintenance experience.
• Ability to read, analyze, and interpret documents such as safety rules and manuals.
• Experience using diagnostic software is preferred; be computer literate and willing to learn systems.

Responsibilities

• Diagnose, repair and maintain Diesel and CNG fleet.
• Test drive trucks to diagnose malfunctions and ensure proper operation.
• Inspect brake, engine, emission, steering, wheel bearing systems for proper condition.
• Complete reports, work orders and order parts; perform admin duties as required.
• Ensure safety and DOT compliance; maintain a clean work area.

Skills

Diesel/CNG maintenance

DOT/OSHA compliance

Technical diagnostics

Computer literacy

Education

CDL (Class A/B) preferred

ASE certifications preferred

Tools

Diagnostic software

Job description

Under the guidance of shop leadership, conduct repairs and preventative maintenance on both Diesel and Compressed Natural Gas (CNG) vehicles to maintain GFL's fleet in safe and continuous "road ready" condition.

Essential Functions

• Under supervisor of maintenance department leadership and senior-level mechanics, diagnose, repair and maintain GFL's Diesel and CNG fleet.
• Complete basic inspection of brake systems, engine components, emission systems, steering mechanisms, wheel bearings and other important parts to ensure they are in proper operating condition.
• Test drive trucks to diagnose malfunctions and ensure they are working properly.
• Perform standard electronic diagnostics and repair electrical equipment and hydraulic systems.
• Perform DOT and brake inspections on all vehicles.
• Complete reports, work orders, order parts and perform other administrative duties as required daily.
• Complete work as scheduled by shop supervision or higher-grade technicians.
• Ensure safe working conditions and compliance with all safety regulations.
• Must have a Brake safety certificate and 609 A/C system certification.
• Active participation in training classes and development opportunities to increase skills and working knowledge.
• Maintain a clean work area.

Education, Training, Experience and Licensing/Certification Requirements

• Knowledge of DOT, OSHA and other related state and federal regulations.
• Ability to communicate effectively across various levels of the organization and communicate with customers and external vendors.
• Ability to read, analyze, and interpret documents such as safety rules, operating, and maintenance instructions and procedural manuals.
• Experience using diagnostic software is preferred. Must be computer literate and willing and able to be trained in software systems.
• Class A or B Commercial Driver's License (CDL) preferred, or the willingness and ability to obtain one within six (6) months of employment.
• ASE certifications preferred.
• 3+ years of diesel/CNG maintenance experience.

Physical/Mental Demands

• Ability to stand, sit, walk, use hands and fingers, reach, stoop, kneel, crouch, crawl, talk, hear, climb, balance.
• Continuous concentrated mental and visual attention required.
• Visual requirements include close vision, distance vision, color vision, peripheral vision, depth perception, and ability to adjust focus.
• Ability to operate trucks and other equipment used as needed.
• Ability to use a computer and related devices, such as a keyboard or mouse or other related equipment, throughout the workday while seated at a desk or workstation.
• Ability to climb ladders, bend or stand for long periods of time.
• Ability to reach above shoulders and lift up to 50 pounds and push/pull up to 100 pounds.

GFL is committed to equal opportunity for all, without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, age, veteran status, disability, genetic information, or any other protected characteristic.