Master Power Systems Field Tech (CDL Required)

Dss Cat; Rock Springs (WY); On-site; USD 60,000 - 90,000; Full time

Job summary

Master Power Systems in Rock Springs, WY is seeking a Master Power Systems Field Tech (CDL Required) to diagnose, repair, and maintain diesel and gas engines and generator sets. You will install and test ATS units, paralleling systems, and control panels, while ensuring NFPA compliance and safe operation.

This role requires hands-on problem solving, ability to read schematics, and the skill to work independently or with a team.

Qualifications

• High school education or equivalent.
• Certificate from a tech school or equivalent work experience.
• Knowledge of diesel or natural gas engines and power generation.

Responsibilities

• Diagnose and troubleshoot engines and power systems using OEM software.
• Perform preventative maintenance and repairs on engines, generators, and subsystems.
• Install, test, and commission generator sets, ATS, and control panels.
• Document service reports and communicate findings to customers.

Skills

Diesel engine repair

Electrical systems

Hydraulic systems

Diagnostic software

Troubleshooting

Mechanical aptitude

Reading schematics

CDL required

Education

High school diploma or equivalent

Tech school certificate

Tools

CAT ET

Diagnostic tools

Hydraulic tooling

Job description

Master Power Systems Field Tech (CDL Required)

Job Category: Service

Requisition Number: POWER002363

• Full-Time

Locations

Showing 1 location

Rock Springs, WY 82901, USA

Description

ESSENTIAL FUNCTIONS

• Diagnostics & Troubleshooting
  • Perform advanced troubleshooting on diesel, natural gas, and dual-fuel engines using OEM diagnostic software and precision tools.
  • Diagnose faults in electrical, mechanical, fuel, cooling, lubrication, and emission control systems.
  • Inspect and test components such as alternators, automatic transfer switches (ATS), controllers, switchgear, batteries, and wiring harnesses.
• Maintenance & Repair
  • Conduct scheduled preventative maintenance on engines, generators, and auxiliary systems.
  • Perform corrective repairs including overhauls, component replacements, cooling system service, fuel system repair, and emissions aftertreatment servicing.
  • Execute load bank testing to verify unit performance.
  • Conduct engine rebuilds, top-end and bottom-end work, and critical torque procedures.
• Power Systems Support
  • Install, commission, and test generator sets, ATS units, paralleling systems, and control panels.
  • Perform electrical measurements such as voltage, current, and frequency.
  • Support system integration including communications, remote monitoring, and controls configuration.
  • Verify compliance with NFPA 70/110, OEM specifications, and facility requirements.
• Documentation & Reporting
  • Maintain accurate records of service work, parts usage, hours, and equipment condition.
  • Complete service reports, inspection checklists, and warranty documentation.
  • Communicate equipment status, repair recommendations, and risk assessments.
• Safety & Compliance
  • Follow all safety standards including LOTO, electrical safety, confined space, and hazardous material handling.
  • Ensure environmental compliance for fluid management, emissions, and waste disposal.
  • Participate in safety meetings, training, and continuous improvement.

QUALIFICATIONS/KNOWLEDGE/SKILL/ABILITY

• High school education or equivalent.
• Minimum of a Certificate from a Tech school or equivalent work experience outlined in the Job Summary level.
• Knowledgeable in various areas, including but not limited to gearing, bearings, seals, bushings, diesel and hydraulics.
• Able to effectively use stationary and portable boring equipment and machine tools as well as multiple other types of tooling to meet specific job needs.
• Understand and utilize tools for set up and layout work.
• Able to read and understand English, to include parts books, service manuals and electrical and hydraulic schematics. Must also have clear written and oral communication skills.
• Safely rig or hook for lifting any part or component of a machine
• Ability to think and work through difficult projects or problems, and have mechanical aptitude
• Possess ability to learn Cat software systems and have basic PC skills
• Ability to safely operate motor vehicles and job-related equipment
• Technical Skills:
  • Proficient in diesel and/or natural gas engine repair and diagnostics.
  • Knowledge of electrical systems and power generation principles.
  • Familiarity with OEM tools such as CAT ET
• Personal Attributes:
  • Strong problem-solving skills.
  • Able to work independently or in a team.
  • Effective communication and time management skills.

PHYSICAL/ENVIRONMENTAL REQUIREMENTS

• Prolonged walking, sitting and standing
• Exposed to dirt, grease, dust, noise and other elements within the work environment
• Heavy lifting up to 50 lbs.
• Use of all necessary personal protective equipment
• Work in elevated position, climbing, bending, stooping and squatting

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.