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Diesel Inspector Jobs in Texas (NOW HIRING)

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Diesel Senior Technician

Decatur, TX · On-site

$20 - $40/hr

  • Medical

  • Dental

  • Vision

Experienced Diesel Technician (Cummins / Caterpillar Specialist) Job Summary: We are seeking a ... Conduct routine inspections, preventative maintenance, and overhauls * Interpret technical manuals ...

Diesel Mechanic

Houston, TX · On-site

$22.25 - $29.50/hr

We are seeking a skilled Diesel Mechanic to inspect, diagnose, repair, and maintain diesel-powered vehicles and equipment. The ideal candidate has strong mechanical knowledge, attention to detail ...

Diesel Service Advisor

Austin, TX · On-site

$52K - $100K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Modern Diesel LLC is looking for a full-time Service Advisor for our medium and heavy duty diesel ... thorough inspections and notes are completed. - Estimate, sell and see jobs are completed in a ...

Diesel Technician Location: Weatherford, TX, 76086 Skills Required: * Diesel Automotive Technician ... This includes performing routine maintenance, troubleshooting issues, and conducting inspections to ...

Diesel TechnicianLocation: Weatherford, TX, 76086Skills Required: * Diesel Automotive Technician ... This includes performing routine maintenance, troubleshooting issues, and conducting inspections to ...

Test drive and inspect vehicles to diagnose malfunctions; consult with customer on diagnosis * Read and interpret diagnostic test results * Raise trucks, and heavy parts or equipment by using ...

Test drive and inspect vehicles to diagnose malfunctions; consult with customer on diagnosis * Read and interpret diagnostic test results * Raise trucks, and heavy parts or equipment by using ...

Diesel Service Advisor

Austin, TX · On-site

$52K - $100K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Modern Diesel LLC is looking for a full-time Service Advisor for our medium and heavy duty diesel ... thorough inspections and notes are completed. - Estimate, sell and see jobs are completed in a ...

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Diesel Mechanic

Del Valle, TX · On-site

$25 - $38/hr

Inspect diesel engines and related systems to identify issues * Perform routine maintenance (oil changes, filter replacements, lubrication, etc.) * Diagnose mechanical, electrical, and fuel system ...

Diesel Mechanic

Boerne, TX

$23.50 - $31/hr

Inspect equipment for safety and operational concerns. * Maintain a clean and organized work environment. Required Skills/Abilities: * Minimum 3 years of heavy equipment or diesel mechanic experience ...

Diesel Mechanic

Boerne, TX · On-site

$23.50 - $31/hr

Inspect equipment for safety and operational concerns. * Maintain a clean and organized work environment. Required Skills/Abilities: * Minimum 3 years of heavy equipment or diesel mechanic experience ...

Inspect diesel engines and related systems to identify issues * Perform routine maintenance (oil changes, filter replacements, lubrication, etc.) * Diagnose mechanical, electrical, and fuel system ...

Inspect diesel engines and related systems to identify issues * Perform routine maintenance (oil changes, filter replacements, lubrication, etc.) * Diagnose mechanical, electrical, and fuel system ...

Diesel Mechanic

Boerne, TX · On-site

$23.50 - $31/hr

Inspect equipment for safety and operational concerns. * Maintain a clean and organized work environment. Required Skills/Abilities: * Minimum 3 years of heavy equipment or diesel mechanic experience ...

DIESEL MECHANIC

Del Valle, TX · On-site

$25 - $38/hr

Inspect diesel engines and related systems to identify issues * Perform routine maintenance (oil changes, filter replacements, lubrication, etc.) * Diagnose mechanical, electrical, and fuel system ...

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Diesel Mechanic

Houston, TX · On-site

$21 - $33/hr

  • PTO

Heavy Diesel Mechanic inspects, diagnoses and repairs diesel-powered Roll-Off and Front-end Load ... Consulting with the drivers and reading the Vehicle Inspection Reports to evaluate the maintenance ...

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Diesel Inspector information

See Texas salary details

$8

$20

$32

How much do diesel inspector jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for diesel inspector in Texas is $20.44, according to ZipRecruiter salary data. Most workers in this role earn between $15.22 and $24.10 per hour, depending on experience, location, and employer.

What is a diesel inspector?

Diesel Inspectors are professionals responsible for examining and evaluating diesel-powered vehicles and equipment to ensure they meet safety, emissions, and regulatory standards. Their duties typically include inspecting engines, fuel systems, exhaust emissions, and other key components. They may also test vehicles for compliance with local and federal regulations, document their findings, and recommend repairs or maintenance. Diesel Inspectors often work for government agencies, transportation companies, or independent inspection services. Their role helps ensure that diesel vehicles operate efficiently and safely while minimizing environmental impact.

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

To thrive as a Diesel Inspector, you need expertise in diesel engine mechanics, familiarity with emissions standards, and typically a vocational or technical certification in automotive technology. Proficiency with diagnostic tools, emissions testing equipment, and inspection reporting systems is commonly required. Attention to detail, analytical thinking, and strong communication skills help inspectors identify issues and clearly convey findings. These skills ensure accurate assessments, regulatory compliance, and the safe operation of diesel-powered vehicles.

What are some typical challenges a diesel inspector faces during vehicle inspections?

Diesel Inspectors often encounter challenges such as staying updated with evolving emissions regulations and adapting to new diagnostic technologies. The role requires attention to detail when examining engine components and emission systems, as even minor oversights can lead to compliance issues. Inspectors must also communicate effectively with vehicle owners and operators to explain inspection results and recommend corrective actions, which can be challenging when addressing complex technical issues. Additionally, working in various weather conditions or noisy environments is common, making adaptability and strong safety awareness essential.

What is the difference between Diesel Inspector vs Vehicle Inspector?

AspectDiesel InspectorVehicle Inspector
CertificationsOften requires diesel engine or emissions certificationsRequires general vehicle inspection certifications
Work EnvironmentPrimarily in diesel engine facilities, repair shops, or emissions testing sitesInvolved in inspecting various vehicle types at inspection stations or DMV offices
Industry UsageUsed mainly in transportation, trucking, and emissions testing sectorsCommon in automotive, transportation, and government vehicle regulation sectors

While both roles involve vehicle inspection, Diesel Inspectors focus specifically on diesel engines and emissions, often requiring specialized certifications. Vehicle Inspectors have a broader scope, inspecting various vehicle types for safety and compliance. The choice depends on your focus area within vehicle inspection and industry specialization.

Infographic showing various Diesel Inspector job openings in Texas as of August 2026, with employment types broken down into 59% Full Time, and 41% Part Time. Highlights an 100% In-person job distribution, with an average salary of $42,508 per year, or $20.4 per hour.

Diesel Senior Technician

Industrial Diesel

Decatur, TX • On-site

$20 - $40/hr

Full-time

Medical, Dental, Vision

Re-posted 18 days ago

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Job description

Job Title: Experienced Diesel Technician (Cummins / Caterpillar Specialist)

Job Summary:
We are seeking a highly skilled and experienced Diesel Technician with expertise in Cummins and/or Caterpillar engines and equipment. The ideal candidate will be responsible for diagnosing, repairing, and maintaining diesel engines and related systems to ensure optimal performance and reliability.

Key Responsibilities:

  • Diagnose mechanical, electrical, and hydraulic issues in diesel engines and heavy equipment
  • Perform repairs and maintenance on Cummins and Caterpillar engines, generators, and machinery
  • Use diagnostic tools and software to troubleshoot engine faults and system failures
  • Conduct routine inspections, preventative maintenance, and overhauls
  • Interpret technical manuals, schematics, and service bulletins
  • Ensure all work meets safety standards and manufacturer specifications
  • Maintain accurate service records and documentation
  • Communicate effectively with service advisors, supervisors, and customers

Qualifications:

  • Minimum of 3–5+ years of experience working with diesel engines
  • Proven experience with Cummins and/or Caterpillar equipment required
  • Strong knowledge of diesel engine systems, including fuel, electrical, emissions, and hydraulics
  • Experience using OEM diagnostic software (e.g., INSITE, CAT ET)
  • Ability to read and interpret technical documents and schematics
  • Valid driver’s license (CDL preferred but not required)

Preferred Certifications:

  • OEM certifications from Cummins or Caterpillar
  • ASE Diesel Certification (T2–T8)
  • Technical school or trade program completion

Skills & Attributes:

  • Strong troubleshooting and problem-solving skills
  • Attention to detail and commitment to quality workmanship
  • Ability to work independently and as part of a team
  • Strong work ethic and reliability

Working Conditions:

  • Shop and field service environments
  • May require lifting heavy components (50+ lbs)
  • Exposure to varying weather conditions, noise, and diesel fumes

Compensation & Benefits:

  • Competitive pay based on experience
  • Health, dental, and vision insurance
  • Paid time off and holidays
  • Ongoing training and career development opportunities