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Experienced Diesel Mechanic / Heavy-Duty Diesel Technician [509]

TCI TransportationLakeland🇺🇸United StatesPosted Oct 15, 2026

Quick Overview

Seniority
Mid Senior
Work mode
On Site
Location
Lakeland, United States
Posted
17 hours ago

Job Description

EXPERIENCED DIESEL MECHANIC / HEAVY-DUTY DIESEL TECHNICIAN – LEVEL 3
YOUR SKILLS. YOUR EXPERIENCE. YOUR NEXT CAREER MOVE. LET'S GET TO WORK!

TCI Maintenance is looking for experienced Diesel Mechanics who know their way around heavy-duty trucks and trailers!

Are you the technician others turn to when a repair gets challenging? Do you enjoy troubleshooting, diagnosing mechanical issues, and getting the job done right the first time?

If you have 4+ years of hands-on diesel repair experience and take pride in your work, WE WANT TO TALK TO YOU!

At TCI, we're looking for skilled technicians who are ready to put their experience to work, tackle challenging repairs, and continue growing their careers with a company that values their expertise.

WHAT WE OFFER

Pay: $29.52–$34.77 per hour, depending on skills and experience.

Schedule: Monday–Friday - occasional weekends - on call availability

Location: Lakeland, Florida

  • Weekly pay with direct deposit available

  • Quarterly safety incentives up to $300 when requirements are met

  • Medical, dental, and vision coverage

  • Critical illness insurance

  • Employer-paid life and AD&D insurance

  • 401(k) with company match

  • Holiday pay

  • Uniforms provided

  • Annual boot allowance

  • Employee discount programs

PUT YOUR DIESEL EXPERIENCE TO WORK!

As a Level 3 Diesel Technician, you'll use your mechanical knowledge and troubleshooting skills to do PM's, diagnose, maintain, and repair commercial trucks and trailers.

You'll work with an experienced maintenance team while taking ownership of repairs and helping keep our customers' equipment running safely and reliably.

WHAT YOU'LL BE DOING

  • Diagnose and repair heavy-duty diesel engines and major mechanical components.

  • Troubleshoot and repair electrical systems and related components.

  • Diagnose and repair air brake and hydraulic systems.

  • Service and repair clutches, PTO systems, and drivetrain components.

  • Troubleshoot heating, air conditioning, instruments, and gauges.

  • Perform preventative maintenance and identify potential mechanical failures.

  • Remove, replace, and repair major truck and trailer components.

  • Use diagnostic equipment to identify mechanical and electrical issues.

  • Complete quality repairs efficiently while meeting established safety and performance standards.

  • Collaborate with shop leadership and fellow technicians to solve challenging repair issues.

WHAT WE'RE LOOKING FOR

Required Qualifications

  • 4+ years of hands-on diesel engine repair experience, with 4–6+ years preferred.

  • Experience diagnosing and repairing heavy-duty trucks and trailers.

  • Strong mechanical, electrical, and troubleshooting skills.

  • Ability to complete repairs with minimal supervision.

  • Valid driver's license.

  • Strong attention to detail and commitment to safe, quality workmanship.

  • Ability to work independently and contribute to a team.

  • Availability to participate in an on-call rotation.

EXPERIENCE THAT WILL MAKE YOU STAND OUT

  • Experience with Cummins, Detroit Diesel, PACCAR, or other heavy-duty diesel engines.

  • Knowledge of DEF, DPF, SCR, and diesel aftertreatment systems.

  • Experience using electronic diagnostic equipment and troubleshooting software.

  • ASE certifications or manufacturer-specific technical training.

  • Experience assisting or mentoring developing technicians.

WHY CHOOSE TCI?

EXPERT SKILLS DESERVE A CAREER TO MATCH!

TCI is a family-owned transportation company that has been serving customers since 1978.

We believe great technicians are the foundation of a successful maintenance operation. That's why we value employees who take pride in their craft, work together, and are always looking for ways to improve.

At TCI, you're more than just another technician. You're part of a team that keeps our customers and our industry moving.

READY TO MAKE YOUR NEXT CAREER MOVE?

Let's talk about what TCI can offer you!

Apply today, and let's schedule an in-person interview! We'd love to show you around our shop, introduce you to the team, and learn more about your experience.

APPLY NOW: https://careers.tcitransportation.com/

TCI MAINTENANCE — WE KEEP YOU MOVING!

About Us:

We are a family-owned company doing business since 1978.

We are dedicated and committed to safety, each other, and our customers.

Our team is positive and passionate and come to work each day with a "Can Do" attitude. We strive to be creative problem solvers who bring innovative thinking in all our work.

Being ethical, transparent, and accountable has helped shape our team and how we do business. We are looking for more people that match our core values to join our team.

#INDTSHP