Diesel Mechanic

Job Description

Job Description

Diesel Mechanic – Maintain and Support Advanced Heavy Equipment and Fleet Operations

Job Overview

• Company: JWC Steel Co.
• Salary/Pay Rate: $35–$40+/hr plus Performance Bonuses.
• Location: Hartford, CT.
• Job/Employment Type: Full Time.
• Schedule: Monday – Friday, weekends as needed based on project deadlines, with overtime opportunities.
• Project Scope: Maintenance and Repair of diesel engines, hydraulic systems, and air brakes on Semi-Trackers, trailers, and mobile cranes.
• Mandatory Licences & Certifications: None Required.

The Opportunity

You will serve as a critical asset to our fleet maintenance, ensuring the reliability and safety of Tracktor-Trailers and mobile cranes. This role gives you the autonomy to manage complex technical repairs while directly supporting structural steel projects that shape Southern New England. You will work in an environment that values your technical expertise, offering direct support from a leadership team dedicated to your long-term professional growth.

How You Will Make an Impact

• Diagnosed complex mechanical failures on diverse fleet vehicles to minimize operational downtime.
• Repaired advanced hydraulic systems and heavy-duty air brakes to ensure maximum field safety.
• Maintained accurate maintenance records and inspection logs for regulatory compliance and safety tracking.
• Coordinated with project managers to schedule preventive maintenance around critical steel erection timelines.
• Overhauled aging equipment components to extend asset life cycles and optimize operational efficiency.
• Executed real-time emergency field repairs to keep active structural steel installations moving forward.

Required Qualifications & Experience

• Proven professional experience working as a Diesel Mechanic on heavy equipment or commercial fleets.
• Strong working knowledge and hands-on experience with complex hydraulic systems.
• Demonstrated technical proficiency in repairing, diagnosing, and servicing heavy-duty air brake systems.
• Capability to interpret technical manuals, fluid schematics, and mechanical blueprints independently.

Preferred Qualifications & Experience

• Formal technical training or completion of an apprenticeship program focused on diesel mechanics.
• Previous experience maintaining machinery specifically used in structural steel or industrial construction.
• Demonstrated ability to mentor and guide junior shop helpers or mechanics in safety practices.

Compensation & Benefits

• Competitive hourly wage of $35–$40+/hr.
• Performance Bonuses available.
• Stipend for medical coverage.
• Company vehicle or mileage reimbursement.
• Per diem provided for travel.
• Bi-weekly pay schedule.
• Long-term, full-time opportunity in a high-demand skill trade.

About Us

At JWC Steel Co., we specialize in structural steel and miscellaneous metals for commercial and industrial projects across Southern New England. With a commitment to quality, safety, and integrity, our team takes pride in executing complex steel erection projects with precision and professionalism.

Learn more at

JWC Steel Co. is an Equal Opportunity Employer and does not discriminate on the basis of race, color, religion, sex (including pregnancy, gender expression, and sexual orientation), parental status, national origin, age, disability, genetic information (including family medical history), political affiliation, military service, or any other status protected by law or regulations. It is our intention that all qualified applicants be given equal opportunity and that selection decisions be based on job-related factors.