Heavy Equipment and Diesel Mechanic

Put your diagnostic skills to work keeping heavy equipment and diesel trucks running safely and reliably.

Harmon Scrap Metal is seeking a certified mechanic to diagnose, repair, and maintain the equipment and trucks that keep our recycling operations moving. Our ideal candidate has hands-on experience with both heavy equipment and diesel semi trucks, takes pride in dependable repairs, and can work independently while communicating clearly with the team.

If you enjoy solving mechanical problems, finding the cause of a breakdown, and seeing the results of your work, we want to hear from you.

About Harmon Scrap Metal

Our mission is to empower people to recycle the past to impact the future, with operations in Tennessee and Alabama.

Our core values—Safety, Alignment, Accountability, Adaptability, Trust, and Discipline—guide how we work and support one another.

What You’ll Do

• Diagnose and repair heavy equipment, diesel semi trucks, roll-off trucks, and trailers.
• Troubleshoot diesel engines, hydraulic systems, electrical systems, transmissions, drivetrains, brakes, steering, and suspension.
• Use diagnostic software, scan tools, service manuals, wiring diagrams, and hydraulic schematics to identify problems and determine repairs.
• Diagnose and service diesel emissions and after treatment systems.
• Complete preventive maintenance based on mileage, operating hours, inspection findings, and manufacturer recommendations.
• Respond to breakdowns and communicate repair needs, parts requirements, and expected downtime.
• Inspect and test completed repairs before returning equipment to service.
• Maintain accurate work orders documenting diagnosis, repairs, labor, parts, and follow-up needs.
• Work with drivers, operators, and managers to address recurring issues and reduce avoidable downtime.
• Keep your work area organized and follow safe procedures for lifting, blocking, and controlling hazardous energy.

Preferred Experience

• Three or more years of hands-on diagnostic and repair experience.
• Experience working on both heavy equipment and diesel semi trucks.
• Familiarity with material handlers, loaders, forklifts, roll-off systems, trailers, and air brakes.
• Experience with manufacturer-specific diagnostic software.
• Welding and fabrication skills.
• A commercial driver’s license.

Work Environment

This is a hands-on role working in a shop and active scrap yard. Work may involve outdoor conditions, noise, dust, grease, climbing equipment, bending, kneeling, and handling tools and components with appropriate lifting equipment or assistance. Required personal protective equipment must be worn.

Candidates must be able to perform the essential duties with or without reasonable accommodation. Travel between Harmon locations or field service work may be assigned.

Apply Today

Bring your technical skills, commitment to safety, and pride in quality repairs to Harmon Scrap Metal.

COMMITMENT TO DIVERSITY

We are an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender, identity, national origin, veteran, or disability status. 

Disclaimer: The sorting and processing of scrap metals involves using permanent magnets and electromagnets, creating magnetic fields, which can interfere with electronic medical devices like cardiac pacemakers and defibrillators. 

What You’ll Need

• Current mechanic certification relevant to diesel trucks or heavy equipment, such as applicable ASE certification or a recognized equipment or engine manufacturer technician certification.
• Working knowledge of diesel engines, hydraulics, electrical circuits, and mechanical repair procedures.
• Ability to troubleshoot systematically and complete repairs independently within your qualifications.
• Ability to use diagnostic tools and read technical service information.
• Clear communication, dependable attendance, and accountability for the quality of your work.
• A valid driver’s license and ability to meet company driving requirements when operating company vehicles.

PHYSICAL REQUIREMENTS 

• Must be able to stand and walk for extended periods on uneven surfaces 
• Ability to lift, push, or pull a minimum of 50 pounds 
• Frequently climb up and down ladders; crouch and bend at the knee; stoop or bend at the waist; reach arms overhead; and twist and turn at the neck and trunk 
• Continually handle and grasp levers and dials; continuous leg and foot motion when using pedals 
• Work environment involves frequent and/or regular exposure to natural and unusual elements, such as extreme temperatures, toxic chemicals, biohazardous materials, dirt, dust, fumes, smoke, and/or loud noises