Diesel Technician

Vulcan Materials Company; Frederick (MD); On-site; USD 40,000 - 55,000; Full time

Job summary

Vulcan Materials Company is seeking a skilled diesel technician responsible for diagnosing, repairing, and maintaining diesel engines and related vehicle systems across multiple settings. You will perform preventive maintenance, troubleshoot electrical and mechanical issues, and use specialized tools and diagnostic equipment following safety standards.

Qualifications include a high school diploma or GED, plus experience with diesel or heavy construction equipment and vocational mechanical

Qualifications

• High School diploma or GED is required.
• Experience on diesel or heavy construction equipment preferred.
• Vocational/trade school training in a mechanical field preferred.

Responsibilities

• Diagnose and repair diesel engines and related equipment.
• Perform routine maintenance such as oil changes and filter replacements.
• Use diagnostic tools and CAT SIS / Komatsu software for fault finding.
• Ensure safety standards and manufacturer specifications.
• Collaborate with team and communicate effectively.
• Tolerate variable environments including repair shops and industrial sites.

Skills

Diesel engine diagnosis

Troubleshooting

Electrical systems

Communication

Safety awareness

Teamwork

Education

High School diploma or GED

Vocational/trade training in mechanical field

Tools

CAT SIS

Vulcan EMS

Komatsu ET

Job description

Job Description

Responsible for diagnosing, repairing, and maintaining diesel engines and related vehicle systems. Performs routine inspections, troubleshooting, and preventive maintenance on diesel-powered equipment and vehicles. Utilizes specialized tools and diagnostic equipment to identify mechanical issues. Ensures compliance with safety standards and manufacturer specifications. May work in various settings including repair shops, transportation companies, or industrial facilities.

Essential Functions

• Advanced knowledge to diagnose and repair diesel engines and related equipment including air systems, oil analysis, cooling system
• Proficient troubleshooting experience
• Troubleshooting of fuel system including ability to perform diagnostic test with manufacturer software
• Perform troubleshooting & diagnosing circuit faults
• Ability to disassemble & assemble pumps & lines for the fuel system
• Ability to properly troubleshoot Tier 4 Systems
• Strong communication and teamwork skills
• Perform routine maintenance on diesel equipment, including oil changes, filter replacements, and fluid checks
• Troubleshoot and repair electrical and mechanical problems
• Inspect diesel equipment and related equipment for safety and compliance issues
• Keep up-to-date on the latest diesel equipment technology
• Follow all safety procedures and regulations

Critical Competencies

• Communication - Ability to clearly and effectively convey information, ideas, and messages to others in both written and verbal formats; can express one's thoughts clearly but also demonstrate active listening, understands the needs of the audience, and adapts the message to ensure it is understood.
• Safety Awareness - Ability to recognize, understand, and adhere to safety protocols and procedures in the workplace; proactive in identifying potential hazards, taking steps to mitigate risks, and ensuring that both personal and collective safety are maintained in all tasks and environments.
• Work Ethic - Demonstrates commitment and dedication toward completing tasks with high standards of quality, responsibility, and diligence; demonstrates reliability, professionalism, and a strong sense of personal responsibility in fulfilling job duties.
• Attention to Detail- Ability to thoroughly and accurately complete tasks, ensuring that no aspects or elements are overlooked; meticulous and precise when handling information, performing tasks, or delivering work, and is critical in ensuring the quality, accuracy, and integrity of the results.
• Collaboration - Ability to work effectively with others to achieve common goals by fostering teamwork, open communication, and mutual respect. It involves actively listening, sharing ideas, problem‑solving collectively, and leveraging diverse skills and perspectives. Strong collaboration requires adaptability, conflict resolution, and a willingness to support team members, ensuring productivity and a positive work environment.
• Technical Expertise -Solid mechanical understanding of mobile equipment, including basic maintenance checks and troubleshooting minor issues. Ability to identify signs of equipment malfunction, understand and report them to the maintenance team.

Education

• High School diploma or GED equivalent required.
• Previous experience working on diesel or heavy construction equipment is required.
• Additional vocational/trade school training in a mechanical field.

Experience

• Previous experience working on diesel or heavy construction equipment is preferred.
• Related equipment knowledge on engines, hydraulics, electronics, Tier 4 Systems and fuel systems.
• General understanding of basic electrical, powertrain and hydraulic knowledge, moderate usage of CAT SIS and Vulcan EMS processes.
• Previous experience with CAT SIS/ET of my Komatsu programs required.
• Knowledge of general principles and practices of servicing heavy construction equipment.
• Experience with aggregate equipment a plus.

Knowledge, Skills, And Abilities

• Knowledge of general principles and practices of servicing heavy construction equipment is preferred.
• Must have some knowledge of industrial tools, their uses, and maintenance.
• Knowledge of general principles and practices of servicing heavy construction equipment is preferred.
• Mechanical Skills.

Other Requirements

• Must be willing to work overtime and extended hours depending on customer and company demands.
• Must be able to work outside in all types of weather conditions and tolerate being exposed to loud noises.
• Perform physical activities that require moving your whole body and considerable use of your arms and legs, such as climbing, lifting, balancing, walking, stooping, and handling materials.
• Must have knowledge of industrial tools, their uses and maintenance.
• Travel will be required overnight as business demands.
• Take an active role in prioritizing safety for yourself and others throughout the operation at all times.
• Must have and maintain valid driver's license.

Hourly Range

The hourly range for this role is between $28.63 - $40.00. This range is not inclusive of our discretionary bonus or equity package. When determining a candidate’s compensation, we consider a number of factors, including skillset, experience, job scope, and current market data.

JD Disclaimer

Vulcan Materials Company is an equal opportunity employer.