Diesel Technician - Heavy Trucks and Fleet

Coulter Services; Indianapolis (IN); On-site; USD 34,000 - 48,000; Full time

Job summary

Coulter Services is hiring a Diesel Technician (Field-Based) to inspect, diagnose, and repair diesel engines, heavy trucks, and related equipment in offshore oil & gas operations. You will perform preventive maintenance and document activities in maintenance systems, supporting safe and efficient operations.

Ideal candidates have strong diesel repair and troubleshooting skills, a mechanical aptitude, and a proven ability to work in safety-focused environments.

Qualifications

• Strong diesel repair and troubleshooting skills.
• Ability to work effectively in a safety-focused environment.
• Proficiency with maintenance documentation and recordkeeping.
• Mechanical aptitude and understanding of diesel and heavy-duty systems.

Responsibilities

• Inspect equipment to identify mechanical and electrical issues.
• Diagnose problems and perform repairs on diesel engines, trucks, and associated systems.
• Conduct preventive maintenance to support reliable operations.
• Troubleshoot electrical, hydraulic, and mechanical components.
• Document maintenance and repair activities in maintenance systems.
• Follow strict safety, environmental, and operational standards.

Skills

Strong diesel repair and troubleshoot

Safety-focused environment

Maintenance documentation

Diesel & heavy-duty systems

Job description

Diesel Technician (Field-Based)

Maintain and repair diesel engines, heavy trucks, and support equipment for oil & gas operations, ensuring safe and efficient refining and logistics performance.

Key Duties

• Inspect equipment to identify mechanical and electrical issues
• Diagnose problems and perform repairs on diesel engines, trucks, and associated systems
• Conduct preventive maintenance to support reliable operations
• Troubleshoot electrical, hydraulic, and mechanical components
• Document maintenance and repair activities in maintenance systems
• Follow strict safety, environmental, and operational standards

Qualifications & Skills

• Strong diesel repair and troubleshooting skills
• Ability to work effectively in a safety-focused environment
• Proficiency with maintenance documentation and recordkeeping
• Mechanical aptitude and understanding of diesel and heavy-duty systems