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Diesel Mechanic

Job in Cambridge, Middlesex County, Massachusetts, 02140, USA
Listing for: Keolis Commuter Services
Full Time position
Listed on 2026-03-07
Job specializations:
  • Trades / Skilled Labor
    Heavy Equipment Mechanic
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below

About Keolis

At Keolis
, a leader in public transportation and proudly headquartered in Boston, our mission —
We Imagine, We Care, We Commit
— is more than words. It’s how we support our communities and how we support each other. As part of our team, you'll have access to a comprehensive benefits package designed with your wellbeing in mind. We offer a competitive benefits package that supports your health, wellbeing, and peace of mind. This includes medical, dental, and vision coverage, along with life and disability insurance.

You’ll also have access to a variety of voluntary benefits such as hospital indemnity, accident, and critical illness coverage, as well as home, auto, and pet insurance. To help secure your financial future, we also provide a 401(k)-retirement plan with a company match. At Keolis, you're not just building a career — your part of something bigger.

Job Overview

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

Rate of pay
:
This is a unionized position. The pay rates are non‑negotiable. The starting pay rate for this position is $38.16.

Experience & Qualifications
  • Must have high school diploma, GED or equivalent educational credential
  • Five years of experience as a heavy equipment mechanic
  • Welding experience
  • Must have a valid driver’s license – DOT medical card, hoisting license. Commercial Driver’s License (CDL) preferred
  • Knowledge of hydraulic systems, electrical and electronic systems, and pneumatic systems as they pertain to the operation and maintenance of roadway machinery
Key Accountabilities
  • Ensure compliance with all railroad rules and regulations for safety, operations and the Federal Railroad Administration (FRA)
  • Troubleshoot and perform heavy repairs to all types of equipment components including gas and diesel engines, transmissions and differentials, hydraulic pumps, motors, cylinders, valves, various work heads, booms, electrical systems, and conveyor belt system
  • Solve work‑related problems, make decisions, and provide instructions
  • Understand mechanical operations of machinery
  • Drive heavy‑duty service truck, including truck‑mounted crane
  • Other duties as assigned during emergencies
Other Requirements
  • Employment contingent upon passing pre‑employment drug and alcohol screen. Also, contingent upon receiving a favorable background check
Work Location

Must be willing and able to travel to any of our MA commuter rail locations as required.

Effort Factors Physical/Mental Demands
  • Heavy work, lifting to 50 pounds individually or occasionally up to 100 pounds with a coworker.
  • Must be able to stoop/bend/kneel/crouch/balance/climb on an occasional basis.
Working Conditions
  • Shift work: work hours may include overtime, and various shift work.
  • Involves working outside in all types of weather conditions year‑round as assigned.
Additional Statements

Applicants must be authorized to work in the United States. Visa sponsorship is not available for this position.

Drug and alcohol screening
:
Employment contingent upon passing pre‑employment drug and alcohol screen. Also contingent upon receiving a favorable background check. Must pass a physical examination.

Safety commitment
:
Safety is a way of life  placing safety first, we ensure the well‑being of our employees, customers and communities. Together we can become the most successful transportation company in the world.

Environmental commitment
:
Keolis is committed to protecting the environment by minimizing the impact of operations to our people and the communities in which we operate.

EEO statement
:
Our policy is to afford Equal Employment Opportunity to qualified individuals regardless of their race, color, sex, religion, age, creed, marital status, national origin, ancestry, physical or mental disability, sexual orientation or gender identification. We maintain a drug‑free workplace and perform pre‑employment substance abuse testing.

ADA Reasonable Accommodation
:
Keolis CS is committed to the full inclusion of all qualified individuals. As part of this commitment, Keolis CS will ensure that persons with disabilities are provided reasonable accommodations.

Disclaimer and closing statement
:
The…

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