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Diesel Diagnostic Mechanic Jobs (NOW HIRING)

Freeport McMoRan

Diesel Diagnostic Mechanic

Bayard, NM · On-site

$29 - $39/hr

HEM Diagnostic Mechanic I: Practical Skills Assessments defined in LOP. Ability to understand and apply verbal and written work and safety-related instructions and procedures in English Ability to ...

Freeport McMoRan

Diesel Diagnostic Mechanic

Bayard, NM

$29 - $39/hr

HEM Diagnostic Mechanic I: Practical Skills Assessments defined in LOP. * Ability to understand and apply verbal and written work and safety-related instructions and procedures in English * Ability ...

Freeport McMoRan

Diesel Diagnostic Mechanic

Bayard, NM

$29 - $39/hr

HEM Diagnostic Mechanic I: Practical Skills Assessments defined in LOP. * Ability to understand and apply verbal and written work and safety-related instructions and procedures in English * Ability ...

Freeport McMoRan

Diesel Diagnostic Mechanic I

Bagdad, AZ · On-site

$28 - $38/hr

HEM Diagnostic Mechanic I: Practical Skills Assessments defined in LOP. Ability to understand and apply verbal and written work and safety-related instructions and procedures in English Ability to ...

Freeport McMoRan

Diesel Diagnostic Mechanic I

Safford, AZ · On-site

$28 - $38/hr

FPM Diagnostic Mechanic I: The selected candidate shall demonstrate the ability to apply knowledge and technical skills while achieving 35% score on a written assessment where required. This exam is ...

Freeport McMoRan

Diesel Diagnostic Mechanic I

Safford, AZ · On-site

$28 - $38/hr

FPM Diagnostic Mechanic I: The selected candidate shall demonstrate the ability to apply knowledge and technical skills while achieving 35% score on a written assessment where required. This exam is ...

Freeport McMoRan

Diesel Diagnostic Mechanic I

Claypool, AZ · On-site

$29 - $39/hr

HEM Diagnostic Mechanic I: Practical Skills Assessments defined in LOP. Ability to understand and apply verbal and written work and safety-related instructions and procedures in English Ability to ...

New

Freeport-McMoRan, Inc.

Diesel Diagnostic Mechanic I

CO · On-site

$30.50 - $40.50/hr

HEM Diagnostic Mechanic I: Practical Skills Assessments defined in LOP. * Ability to understand and apply verbal and written work and safety-related instructions and procedures in English * Ability ...

Freeport McMoRan

Diesel Diagnostic Mechanic I

Bagdad, AZ · On-site

$28 - $38/hr

HEM Diagnostic Mechanic I: Practical Skills Assessments defined in LOP. * Ability to understand and apply verbal and written work and safety-related instructions and procedures in English * Ability ...

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How much do diesel diagnostic mechanic jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for diesel diagnostic mechanic in the United States is $28.27, according to ZipRecruiter salary data. Most workers in this role earn between $24.04 and $31.73 per hour, depending on experience, location, and employer.

What is a diesel diagnostic mechanic?

A Diesel Diagnostic Mechanic specializes in troubleshooting, diagnosing, and repairing diesel engines and related systems. They use computerized diagnostic tools, mechanical expertise, and technical knowledge to identify issues in heavy-duty trucks, construction equipment, and other diesel-powered machinery. Their responsibilities include inspecting engines, testing components, and repairing or replacing faulty parts to ensure optimal performance. Strong problem-solving skills, attention to detail, and experience with diesel engines are essential for this role.

What are the key skills and qualifications needed to thrive as a diesel diagnostic mechanic?

A Diesel Diagnostic Mechanic needs strong mechanical aptitude, troubleshooting abilities, and a solid background in diesel engine systems, often supported by vocational training or certification such as ASE in Diesel Engines. Familiarity with diagnostic software, electronic control modules, and specialized diagnostic tools is essential for accurate fault identification and repair. Attention to detail, problem-solving skills, and effective communication help mechanics efficiently work within a team and clearly explain technical issues to non-technical coworkers or customers. Mastering these abilities ensures effective, safe, and timely repair of complex diesel-powered equipment, minimizing downtime and maintaining operational efficiency.

What are some common challenges faced by diesel diagnostic mechanics in their daily work?

Diesel Diagnostic Mechanics often encounter challenges such as keeping up with rapidly evolving engine technologies and troubleshooting complex electronic systems. Identifying the root cause of intermittent faults can require patience and in-depth knowledge of both mechanical and computerized components. Additionally, the role sometimes involves working in physically demanding environments, such as truck garages or field sites. However, overcoming these challenges provides valuable hands-on experience and opportunities for continuous learning, making this a rewarding field for those passionate about diesel technology.

How to become a diesel diagnostic mechanic?

To become a diesel diagnostic mechanic, you typically need a high school diploma or equivalent and should complete a diesel technology program or apprenticeship. Gaining experience with diagnostic tools and obtaining certifications such as the ASE Diesel Diagnostic Certification can improve job prospects. Strong mechanical skills and knowledge of engine systems are essential for diagnosing and repairing diesel engines effectively.
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Diesel Diagnostic Mechanic jobs near you
Infographic showing various Diesel Diagnostic Mechanic job openings in the United States as of August 2026, with employment types broken down into 3% As Needed, 79% Full Time, 14% Part Time, and 4% Contract. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $58,798 per year, or $28.3 per hour.

Diesel Diagnostic Mechanic

Freeport-McMoRan, Inc.

Bayard, NM • On-site

$29 - $39/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 20 days ago

Freeport-McMoRan rating

8.2

Company rating: 8.2 out of 10

Based on 139 frontline employees who took The Breakroom Quiz

8th of 41 rated mining

Job description

At Freeport-McMoRan, we are committed to providing an employment package that recognizes excellence, encourages safe production and a culture supported by our core values. Here, you'll find a collaborative environment where safety is a top priority, all opinions are valued, and people are empowered to grow in their career. Apply Today!
Where You Will Work
Chino is an open-pit copper mining complex located 15 miles from the historic mining community of Silver City in southwestern New Mexico. The historic Chino mine was among the world's first low-grade, open-pit copper mines. Today, the operation consists of a 36,000-metric-ton-per-day concentrator that produces copper and a 150-million-pound-per-year solvent extraction/electrowinning plant that produces copper cathode from solution generated by run-of-mine leaching.
The community of Silver City boasts various restaurants, arts, entertainment, cliff dwellings, festivals and much more. Residents and visitors enjoy gentle four seasons, with three hundred days of sunshine a year and low humidity. From unique shopping finds in the galleries to everyday groceries, schools and housing, there are numerous amenities for everyone. Visit Silver City to learn more.
What You Will Do
  • Perform diagnostic, maintenance and repair of heavy equipment such as, but not limited to: Haul Trucks, Water Trucks, Rubber Tire and Track Dozers, Front-end Loaders, and Motor Graders.
  • Perform the removal, repair and installation of transmissions, engines, breaks, differentials, pumps, motors, torque convertors, final drives and other heavy equipment systems or components.
  • Perform mechanical and lubrication preventative maintenance on machine systems such as: hydraulic, power train and engines.
  • Prioritize and make decisions regarding equipment repair as needed.
  • Responsible for maintaining work orders and performing work area inspections.
  • Operate mobile equipment such as: Overhead cranes, forklifts, and boom trucks.
  • Perform welding such as: Carbon arc, Plasma, Mig, Tig, and Stick.
  • Perform as a Fill-in Supervisor as required.
  • Train and mentor other employees.
  • Perform other duties as required.

What You Bring To Freeport
  • Two (2) years' experience in mechanical/maintenance crafts (including welder, boilermaker, machinist or facility maintenance/construction) or a combination of education and experience in industrial mechanical repair and maintenance.
  • Must have completed academic and practical competencies required (this includes Line of Progression requirements for internal employees where LOP Exists) and have experience demonstrating the required mechanical aptitude.
  • HEM Diagnostic Mechanic I: Practical Skills Assessments defined in LOP.
  • Ability to understand and apply verbal and written work and safety-related instructions and procedures in English
  • Ability to communicate in English with respect to job assignments, job procedures, and applicable safety standards
  • Ability to prioritize repairs and possess excellent decision-making skills
  • Ability to troubleshoot machine systems
  • Ability to work and effectively communicate with others
  • Ability to read and use blueprints

Preferred Qualifications
  • High School Diploma or GED

What We Offer You
The estimated pay range for this role is currently $29.00 - $39.00/hour. This range reflects base salary only and does not include bonus payments, benefits or retirement contributions. Actual base pay is determined by experience, qualifications, skills and other job-related factors. This role is eligible for additional discretionary and incentive payment considerations based on company and individual performance. More details will be shared during the hiring process. Click hereto view a sample of Total Rewards Estimate for this role.
  • Affordable medical, dental and vision benefits
  • Company-paid life and disability insurance
  • 401(k) plan with employer contribution/match
  • Paid time off, paid sick time, holiday pay, parental leave
  • Tuition assistance
  • Employee Assistance Program
  • Discounted insurance plans for pet, auto, home and vehicle
  • Internal progression opportunities
  • Learn more about our competitive and comprehensive benefits package!

What We Require
  • Candidates may be required to pass a medical exam.
  • Candidates must pass all required training and/or testing.
  • Employees may be required to work a non-standard schedule, which may include shift work (other than day shift) at a 24/7, 365-day operation.
  • Freeport-McMoRan promotes a drug/alcohol-free work environment using mandatory pre-employment drug testing and on-going drug and alcohol testing, as allowed by applicable laws.

Equal Opportunity Employer
Please be advised that Freeport-McMoRan will never request payment for job-related expenses from applicants. If you receive any suspicious emails, please disregard them, and report the incident to HRSC@fmi.com.

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