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Underground Diesel Mechanic Jobs (NOW HIRING)

Prim

R.B. Hinkle - Lead Diesel Mechanic

Sterling, VA

$24.75 - $32.75/hr

Lead and mentor a team of diesel mechanics, providing technical guidance, training, and performance ... About Us- We are an underground and overhead utility contractor, specializing in the installation ...

Obayashi Corporation

Diesel Mechanic

Manchester, NH · On-site

$51/hr

Work in above- and underground environments, including confined spaces, in varying weather ... Mechanical aptitude and understanding of diesel engine systems. * Problem-solving and diagnostic ...

ByVerTek LLC

Diesel Mechanic

Mesa, AZ · On-site

$21.50 - $28.50/hr

Proven experience as a mechanic specializing in diesel engines, automotive systems, and forklift ... From design, engineering and locating, to aerial and underground construction and fiber-to-the-home ...

ByVerTek LLC

Diesel Mechanic

Mesa, AZ · On-site

$21.50 - $28.50/hr

Proven experience as a mechanic specializing in diesel engines, automotive systems, and forklift ... From design, engineering and locating, to aerial and underground construction and fiber-to-the-home ...

Arvig

Heavy Equipment / Diesel Mechanic

New Hope, MN

$36 - $48/hr

Heavy Equipment / Diesel Mechanic $36/hr. - $48/hr. DOE PLUS A $ 5,000 SIGN-ON BONUS! (Paid out in ... Prior experience performing heavy equipment mechanics specifically within the underground utility ...

New

ByVerTek LLC

Diesel Mechanic

Phoenix, AZ · On-site

$24.75 - $32.75/hr

Proven experience as a mechanic specializing in diesel engines, automotive systems, and forklift ... From design, engineering and locating, to aerial and underground construction and fiber-to-the-home ...

ByVerTek LLC

Diesel Mechanic

Phoenix, AZ · On-site

$24.75 - $32.75/hr

Proven experience as a mechanic specializing in diesel engines, automotive systems, and forklift ... From design, engineering and locating, to aerial and underground construction and fiber-to-the-home ...

Arvig

Heavy Equipment / Diesel Mechanic

New Hope, MN · On-site

$36 - $48/hr

Heavy Equipment / Diesel Mechanic $36/hr. - $48/hr. DOE PLUS A $ 5,000 SIGN-ON BONUS! (Paid out in ... Prior experience performing heavy equipment mechanics specifically within the underground utility ...

Underground Mining

Underground Mechanic

Grass Valley, CA · On-site

$40 - $55/hr

Health insurance We are looking to hire Underground Mechanics! To be qualified, this candidate must ... Experience with diesel locomotives * Experience with repair on small rubber tire LHDs (1 yard to 2 ...

Underground Mining

Underground Mechanic

Elko, NV · On-site

$40 - $55/hr

Health insurance We are looking to hire Underground Mechanics! To be qualified, this candidate must ... Experience with diesel locomotives * Experience with repair on small rubber tire LHDs (1 yard to 2 ...

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All JobsUnderground Diesel Mechanic Jobs

Underground Diesel Mechanic information

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$28

$38

How much do underground diesel mechanic jobs pay per hour?

As of Jul 19, 2026, the average hourly pay for underground diesel 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.

Can you make 100k as a diesel mechanic?

Underground diesel mechanics can potentially earn $100,000 or more annually, especially with experience, specialized skills, certifications, and working in high-demand or remote locations. However, salaries vary based on factors such as location, employer, and level of expertise, with many earning between $50,000 and $80,000 per year on average.

What are underground diesel mechanics?

Underground diesel mechanics are specialized technicians who maintain, repair, and service diesel-powered equipment used in underground mining or tunneling operations. Their work includes diagnosing mechanical issues, performing routine maintenance, and ensuring that critical machinery such as loaders, trucks, and drills operate safely and efficiently underground. These mechanics must be familiar with working in confined spaces and often follow strict safety protocols due to the unique hazards of underground environments.

What are some common challenges faced by underground diesel mechanics, and how can they be managed effectively?

Underground diesel mechanics often work in confined, low-light environments where equipment is exposed to dust, moisture, and rough terrain. These conditions can make diagnosing and repairing machinery more complex than surface-level work. Effective management involves adhering to strict safety protocols, using specialized tools, and maintaining clear communication with mining teams to coordinate equipment downtime. Building strong problem-solving skills and staying updated on the latest diesel technology can also help mechanics adapt to evolving challenges underground.

What is the highest paid diesel mechanic job?

The highest paid diesel mechanic jobs are often in specialized fields such as heavy equipment or industrial machinery, with those working in mining, oil and gas, or aerospace industries earning higher salaries. Advanced certifications, extensive experience, and working in remote or hazardous environments can also increase earning potential for diesel mechanics.

Do diesel mechanics work underground?

Underground diesel mechanics work in environments such as mines, tunnels, or other subterranean settings where heavy equipment and diesel-powered machinery are used. They perform maintenance, repairs, and inspections in confined and often challenging conditions, requiring specialized skills and safety training. Not all diesel mechanics work underground, but those in certain industries do so regularly.

What is the difference between Underground Diesel Mechanic vs Surface Diesel Mechanic?

AspectUnderground Diesel MechanicSurface Diesel Mechanic
CertificationsDiesel mechanic certification, underground safety trainingDiesel mechanic certification, general safety training
Work EnvironmentUnderground mining sites, confined spacesSurface mining sites, open areas
Industry UsageMining industry, underground equipmentMining and construction industries, surface equipment
Job FocusMaintaining underground diesel machineryMaintaining surface diesel machinery

Underground Diesel Mechanics specialize in servicing diesel equipment used in underground mining, often working in confined, safety-sensitive environments. Surface Diesel Mechanics focus on maintaining diesel machinery on the surface, typically in open, less restrictive settings. Both roles require similar certifications but differ mainly in work environment and equipment focus.

Where do diesel mechanics make the most money in the world?

Diesel mechanics tend to earn the highest salaries in countries with strong industrial sectors and high demand for heavy equipment, such as the United States, Canada, Australia, and some Middle Eastern nations. Factors like specialized skills, certifications, and working in remote or hazardous environments can also increase earning potential.

What are the key skills and qualifications needed to thrive as an Underground Diesel Mechanic, and why are they important?

To thrive as an Underground Diesel Mechanic, you need expertise in diagnosing, repairing, and maintaining diesel engines and heavy equipment, often supported by a relevant trade qualification or apprenticeship. Familiarity with diagnostic software, hydraulic systems, and specialized underground mining equipment is typically required, along with certifications in safety and confined space entry. Strong problem-solving skills, attention to detail, and the ability to work independently in challenging environments set outstanding mechanics apart. These skills ensure equipment reliability, operational safety, and minimal downtime in demanding underground mining operations.
More about Underground Diesel Mechanic jobs
What states have the most Underground Diesel Mechanic jobs? States with the most job openings for Underground Diesel Mechanic jobs include:
What job categories do people searching Underground Diesel Mechanic jobs look for? The top searched job categories for Underground Diesel Mechanic jobs are:
Underground Diesel Mechanic jobs near you
Infographic showing various Underground Diesel Mechanic job openings in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $58,798 per year, or $28.3 per hour.
Diesel Mechanic - Mariposa, CA

Diesel Mechanic - Mariposa, CA

Small Mine Development

Elko, NV

$24 - $31.75/hr

Per diem

Medical, Dental, Vision, Retirement, PTO

Posted 3 days ago

New

Job description

Small Mine Development builds and operates Americas underground mines. Our mission is to be the leader in safe, productive and innovative mining solutions. We are seeking motivated, self-starters, that can work safely while ensuring production goals are met. By joining our team, you will be tasked with hard yet very rewarding work that provides opportunities for career development and advancement.

Position: Diesel Mechanic
Pay Rate: Competitive hourly wage with per diem + safety and production bonus
Schedule: 7 on 7 off, 12-hour shifts. Rotating days and nights
Area: Mariposa, California Blue Moon/Keystone Underground Mine

General Position Overview

Under the direction of the site master mechanic, heavy equipment diesel mechanics are responsible for troubleshooting, repairing, and maintaining mobile and stationary underground mining equipment. Our fleet includes (but is not limited to):

  • Caterpillar Articulated Dump Trucks, LHD Loaders (battery and diesel powered), Large Wheel Loaders, Dozers, Skip Loaders, Forklifts
  • Sandvik - Jumbo Drills, Rock Bolters, LHD Loaders, Articulated Dump Trucks
  • Atlas Copco/Epiroc Jumbo Drills, Rock Bolters, LHD Loaders
  • Getman Explosives Trucks, Lube Trucks
  • JLG Skytrak Forklifts
  • Various Man Carriers and Tractors

Duties and Responsibilities

Our underground diesel mechanics are tasked with conducting safety checks, diagnosing and repairing mechanical failures (including electrical and hydraulic systems), hose repairs, performing scheduled PMs on all equipment and keeping electronic work order records via our CMMS. Duties also include major component repairs and replacing when necessary.

Experience and Qualification Requirements

Applicants must:

  • Work with a safety-first mind set and maintain situational awareness at all times.
  • Hold a current MSHA Certificate (5000-23) in underground metal/non-metal mining.
  • Have experience maintaining Sandvik drilling and haulage equipment, Epiroc drilling and haulage equipment, Caterpillar surface and underground equipment.
  • Be proficient in interpreting electrical and hydraulic schematics.
  • Be competent with the use of service, parts, and operators manuals - both digital and paper.
  • Have knowledge and understanding of all underground (hard rock) mining equipment applications.
  • Have the ability to lift a minimum of 50 lbs. and work in year-round weather conditions.
  • Possess knowledge and experience with diagnostic software.
  • Have experience with fluid power diagnostics.
  • Have experience with OEM and retrofit emissions products such as passive DPFs, active DPFs, and SCR systems.
  • Have the ability to weld and use a cutting torch.

Beneficial Skills but not required:

  • Ability to align bore and air arc
  • Experience with gas analyzer
  • Understanding of oil analysis and results

Benefits

We offer a strong benefits plan including:

  • 401k
  • Enrollment in ESOP (Employee Stock Ownership Plan)
  • Medical, Dental, and Vision Insurance
  • Flexible Spending Account
  • Various insurance offerings through Colonial, including life and short-term disability
  • Paid Vacation
  • Paid Holidays
  • Transportation to and from job site
  • Contributions to position specific Continuing Education

Small Mine Development, LLC is an Equal Opportunity Employer.

We are a Drug Free Workplace. Career candidates must pass a drug screen.


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