Diesel Mechanic/Machinist

Keolis North America Inc.; Cambridge (MA); On-site; USD 107,452,800 - 118,473,600; Full time

Job summary

Keolis North America Inc. in the Boston area is hiring a Machinist (Diesel Mechanic) to repair and maintain heavy equipment and roadway machinery at construction sites.

This role requires five years of experience as a heavy equipment mechanic, welding skills, and a valid driver’s license with a DOT medical card; CDL preferred. You will perform inspections, diagnose issues, and conduct heavy repairs while complying with FRA rules.

Qualifications

• Five years of experience as a heavy equipment mechanic.
• Welding experience is required.
• Valid driver's license with DOT medical card; CDL preferred.

Responsibilities

• Ensure compliance with all railroad rules and regulations for safety, operations and the Federal Railroad Administration (FRA).
• Inspect and troubleshoot heavy equipment components including gas and diesel engines, transmissions, differentials, hydraulic pumps, motors, cylinders, valves, work heads, booms, electrical systems, and conveyor belt systems.
• Perform heavy repairs to all types of equipment components.
• Diagnose and resolve work‑related problems, make decisions and provide instructions.
• Drive heavy duty service truck, including truck‑mounted crane.
• Other duties as assigned during emergencies.

Skills

Heavy equipment mechanic

Welding

Driver’s license with DOT medical card

CDL preferred

Hydraulic systems

Electrical systems

Pneumatic systems

Education

High school diploma or GED

Job description

At Keolis, a leader in public transportation headquartered in Boston, our mission is 'We Imagine, We Care, We Commit'. As part of our team you will have access to a comprehensive benefits package including medical, dental, vision, life and disability insurance, voluntary benefits such as hospital indemnity, accident and critical illness coverage, home, auto, and pet insurance, and a 401(k) plan with company match.

Job Overview

The Machinist (Diesel Mechanic) repairs and maintains heavy equipment and roadway machinery at construction sites.

Responsibilities

• Ensure compliance with all railroad rules and regulations for safety, operations and the Federal Railroad Administration (FRA).
• Inspect and troubleshoot heavy equipment components including gas and diesel engines, transmissions, differentials, hydraulic pumps, motors, cylinders, valves, work heads, booms, electrical systems, and conveyor belt systems.
• Perform heavy repairs to all types of equipment components.
• Diagnose and resolve work‑related problems, make decisions and provide instructions.
• Drive heavy duty service truck, including truck‑mounted crane.
• Other duties as assigned during emergencies.

Qualifications

• High school diploma, GED, or equivalent educational credential.
• Five years of experience as a heavy equipment mechanic.
• Welding experience.
• Valid driver’s license with DOT medical card and hoisting license (commercial driver’s license (CDL) preferred).
• Knowledge of hydraulic, electrical, electronic and pneumatic systems related to roadway machinery operation and maintenance.
• Ability to lift 50 pounds individually or up to 100 pounds with a coworker.
• Physical and mental demands: stoop/bend/kneel/crouch/balance/climb occasionally.
• Work outside in all types of weather conditions year‑round; shift work and overtime may be required.
• Travel to different locations required.

Additional Requirements

• Employment contingent upon passing a pre‑employment drug and alcohol screen and receiving a favorable background check.
• Proven ability and practical experience with repairing and maintaining heavy equipment and roadway machinery at construction sites (Preferred 5 years).
• Certifications: Driver’s License required; CDL preferred.

Compensation

Rate: $38.16 per hour.