Diesel Mechanic

G.-Greene-Construction; Boston (MA); On-site; USD 60,000 - 90,000; Full time

Benefits offered by this job

Competitive pay based on experience

Overtime opportunities

Stable, full-time employment

Supportive team environment

Growth opportunities

Job summary

G. Greene Construction is seeking a skilled Diesel Mechanic to support maintenance and repair of our fleet and heavy equipment. You will ensure trucks and machinery operate safely and reliably across job sites.

Responsibilities include inspecting engines, diagnosing issues, and performing repairs on diesel engines, air brake systems, and electrical components, with attention to safety and record-keeping in HCSS.

Qualifications

• Proven experience as a diesel mechanic or similar role.
• Strong mechanical knowledge of diesel engines, trucks, and heavy equipment.
• Ability to diagnose and repair mechanical and electrical issues.
• Familiarity with air brake systems.
• Experience with maintenance tracking systems is a plus.

Responsibilities

• Perform routine maintenance and repairs on diesel engines, including inspections, adjustments, and parts replacement.
• Diagnose and troubleshoot mechanical issues using diagnostic tools and equipment.
• Identify and repair electrical and wiring issues.
• Perform maintenance and repairs on air brake systems in compliance with safety standards.
• Repair and maintain trucks and equipment (Mack, CAT, Komatsu, Volvo, Peterbilt).
• Safely perform heavy lifting and manual repair tasks following safety protocols.
• Input maintenance records and repairs into HCSS (Equipment360).
• Adapt to changing priorities to support ongoing projects and operations.

Skills

Diesel engines

Electrical diagnosis

Air brakes

Mechanic experience

Attention to detail

Tools

HCSS

Diagnostic tools

Job description

Position Overview

G. Greene Construction is seeking a skilled and dependable Diesel Mechanic to support the maintenance and repair of our fleet and heavy equipment. This role is critical to ensuring our trucks and machinery remain safe, reliable, and operating at peak performance across all job sites.

Key Responsibilities

• Perform routine maintenance and repairs on diesel engines, including inspections, adjustments, and parts replacement


• Diagnose and troubleshoot mechanical issues using diagnostic tools and equipment


• Identify and repair electrical and wiring issues


• Perform maintenance and repairs on air brake systems in compliance with safety standards


• Repair and maintain trucks and equipment, including Mack, Caterpillar, Komatsu, Peterbilt, and Volvo


• Safely perform heavy lifting and manual repair tasks while following all safety protocols


• Maintain a clean, organized, and safe work environment


• Accurately input maintenance records, repairs, and issues into HCSS (Equipment360)


• Apply strong problem-solving skills and attention to detail in all work performed


• Adapt to changing priorities and support ongoing projects and operational needs

Qualifications

• Proven experience as a diesel mechanic or similar role


• Strong mechanical knowledge of diesel engines, trucks, and heavy equipment


• Ability to diagnose and repair mechanical and electrical issues


• Familiarity with air brake systems


• Ability to work in a fast-paced, hands-on environment


• Strong work ethic, reliability, and attention to detail

Preferred Qualifications

• Experience working on construction equipment and fleet vehicles


• Familiarity with brands such as Mack, CAT, Komatsu, Volvo, and Peterbilt


• Experience with HCSS or similar maintenance tracking systems


• CDL Class A or B (preferred but not required)

What We Offer

• Competitive pay based on experience


• Overtime opportunities


• Stable, full-time employment


• Supportive team environment


• Opportunity for growth within the company