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Generator​/Marine Field Service Technician

Job in Marlborough, Middlesex County, Massachusetts, 01752, USA
Listing for: Atlantic Detroit Diesel Allison
Per diem position
Listed on 2026-09-25
Job specializations:
  • Trades / Skilled Labor
    Field/Service Technician, Heavy Equipment Mechanic
Salary/Wage Range or Industry Benchmark: 30 - 50 USD Hourly USD 30.00 50.00 HOUR
Job Description & How to Apply Below

Overview

Responsible for field maintenance, inspection, testing, diagnostics, repair, and upgrades of power-generation and industrial equipment at customer locations. The primary focus is diesel- and natural-gas-powered generator systems, generator ends, controls, automatic transfer switches, circuit breakers, and diesel fire pumps. The role also supports commercial and pleasure-craft marine applications, including engines, engine components, propulsion systems, electronics, and related subassemblies at dock, in the shop, or at sea.

Salary Range: $30.00 - $50.00 per hour

Sign-On Bonus
:

Tech I
- Tech II: $1000

Tech III: $2000

(terms apply)

Responsibilities

Primary Responsibilities
- Generator Systems

  • Perform preventive maintenance, inspections, operational testing, and load-related checks on standby generator equipment, automatic transfer switches, circuit breakers, controls, and diesel fire pumps.
  • Troubleshoot and diagnose electrical, mechanical, fuel, cooling, starting, charging, control, and communication issues affecting generators and related equipment.
  • Perform repairs and upgrades on diesel- and natural-gas-powered generator sets, generator ends, controls, transfer switches, fire pumps, and industrial engines.
  • Use multimeters, megohm meters, OEM diagnostic software, laptops, and portable diagnostic tools to identify equipment faults and verify repairs.
  • Evaluate equipment condition, explain findings, make repair recommendations, and identify the parts and materials required to complete work.
  • Confirm completed repairs through functional testing and document equipment condition, test results, recommendations, and additional work needed.
  • Coordinate with the parts department to identify and order parts for repairs and scheduled maintenance.
  • Complete work orders, service reports, and time sheets accurately and on time.

Additional Responsibilities
- Marine, Industrial, Customer Service

  • Diagnose and perform complex and major mechanical repairs on commercial and pleasure-craft vessels at the customer location, dockside, in the shop, or at sea.
  • Service marine diesel engines, engine components, propulsion systems, electronics, and related subassemblies.
  • Perform routine maintenance according to established manufacturer guidelines and service schedules.
  • Support industrial-engine service assignments based on customer and business needs.
  • Address customer needs professionally while following company procedures and clearly communicating repair status and recommendations.
  • Perform all work in accordance with established quality standards and safety procedures.
  • Work independently in a safe, organized, and efficient manner while maintaining a clean work area and service vehicle.
  • Organize assigned work and use available time effectively to meet service deadlines.
  • Be available for overtime as required to complete repairs, including occasional weekends and holidays.
  • Work at customer facilities, outdoors, aboard vessels, and in shop environments. A service truck is supplied, and the position may be dispatched from home.
Qualifications

Education/

Experience:

  • High school diploma or GED required; technical degree or diesel-engine certification preferred.
  • Five or more years of related field-service experience preferred, including hands-on experience with diesel engines, standby generators, electrical controls, or comparable equipment.
  • Demonstrated ability to troubleshoot generator systems, transfer switches, controls, and diesel engines.
  • Valid driver's license and clean driving record required.
  • Full complement of basic standard and metric hand tools, including torque wrenches, required.
  • Experience with mtu and Volvo Penta equipment is highly desirable; marine-service experience is a plus.
Skills and Abilities
  • Ability to read and apply service…
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