Field Service Technician

PCL Construction; Thornton (CO); On-site; USD 41,000 - 52,000; Full time

Job summary

PCL Construction Services Inc. is seeking a Field Service Technician in Thornton, Colorado. You will diagnose and repair heavy equipment, perform preventive maintenance, and conduct on-site field service at various locations.

The role requires strong knowledge of diesel engines, hydraulics, electrical systems, and mechanical components, plus the ability to operate and repair a wide range of equipment while adhering to safety standards.

Qualifications

• High school diploma or GED required; vocational training preferred.
• Experience diagnosing and repairing heavy equipment (forklifts, loaders, excavators, trucks).
• Strong understanding of diesel engines, hydraulics, electrical systems, and mechanical components.

Responsibilities

• Inspect, diagnose, and troubleshoot mechanical, electrical, and hydraulic issues in heavy equipment and vehicles.
• Perform scheduled and preventive maintenance to maximize operational efficiency and safety.
• Disassemble, repair, and reassemble engines, transmissions, hydraulic systems, and other components.
• Replace worn parts using hand tools, power tools, welding equipment, and precision instruments.
• Test and adjust equipment to ensure proper operation and compliance with specs.
• Maintain repair records; conduct on-site field service at job sites or remote locations.

Skills

Heavy equipment

Diagnostics

Mechanical systems

Electrical systems

Hydraulic systems

Welding

Tools proficiency

Manual labor

Safety practices

Education

High school diploma or GED

Vocational training in heavy equipment mechanics

Tools

CMMS

Diagnostic tools

Repair equipment

Welding equipment

Job description

Field Service Technician - Thornton, Colorado (Job Number: 711857)

The future you want is within reach.

At PCL, we build the places where life happens and find camaraderie in the process. We're a community of builders committed to building better communities. That's why we're always looking ahead, and not just to the next project or what's next in our industry.

We're also looking at what's next for you and we can help you build a career you're proud of.

Here’s how a Field Service Technician for our Denver District, contributes to our team:

• Inspect, diagnose, and troubleshoot mechanical, electrical, and hydraulic issues in heavy equipment and vehicles.
• Perform scheduled and preventive maintenance to maximize operational efficiency and safety.
• Disassemble, repair, and reassemble engines, transmissions, hydraulic systems, and other machinery components.
• Replace worn or damaged parts using hand tools, power tools, welding equipment, and precision instruments.
• Test and adjust equipment settings to ensure proper operation and compliance with specifications.
• Maintain detailed repair and maintenance records using CMMS or manual logs.
• Conduct on-site field service repairs as needed at job sites or remote locations.
• Follow all safety protocols to ensure a safe work environment.
• Communicate effectively with supervisors, equipment operators, and team members.
• Stay current on heavy equipment technologies, diagnostic techniques, and tools through ongoing training.
• Diagnose mechanical defects in diesel and gas-powered equipment (e.g., cranes, compactors, loaders, excavators).
• Overhaul and repair engines, transmissions, hydraulic and brake systems, steering systems, and electrical components.
• Inspect used parts for wear and determine repair needs.
• Perform welding, valve adjustments, hydraulic pump rebuilds, and instrumentation repairs.
• Adjust and repair grader blades, loader bucket assemblies, and power shovel electronics.
• Make emergency field repairs.
• Conduct routine servicing such as oil changes, tire repairs, and fluid checks.
• Operate and drive a variety of vehicles including trucks, graders, bulldozers, loaders, scrapers, and tractors.
• Use precision tools and perform tasks requiring dexterity.
• Follow safety standards to avoid burns, vibration hazards, and other risks.

What You Will Bring To The Role

• High school diploma or GED required; vocational training in heavy equipment mechanics preferred.
• Proven experience diagnosing and repairing heavy equipment (e.g., forklifts, loaders, excavators, trucks).
• Strong understanding of diesel engines, hydraulic systems, electrical systems, and mechanical components.
• Proficiency with diagnostic tools, software, and repair equipment.
• Ability to perform manual labor, lift up to 75 pounds, and work in various weather and site conditions.
• Excellent problem-solving abilities and attention to detail.
• Strong communication skills to explain technical information to others.
• Willingness to work overtime, irregular hours, and respond to emergency repairs.
• Valid driver's license; CDL may be required.
• Perform preventative maintenance and simple to advanced repairs.
• Use hand tools and power tools effectively.
• Read and interpret technical service manuals.
• Follow written and oral directions.
• Keep simple records and work cooperatively with others.
• Perform physically demanding tasks including lifting, climbing, and carrying equipment.
• Distinguish sounds, colors, and temperatures necessary for diagnosing equipment issues.
• Use welding equipment and impact tools.

PCL is an innovative, safety-oriented company comprised of people who find passion in their profession and take pride in doing great work everyday. Our work powers the infrastructure and utilities that are essential to daily life and our projects are the scene of vacations, careers, education and healing. We are consistently ranked among the best companies to work for because we are committed to supporting and developing our teams.

The salary range for this position is between $30 and $38 per hour, based on experience and qualifications. PCL combines numerous pay and benefit strategies to provide a comprehensive and competitive total rewards package. The total rewards package includes an comprehensive benefits, retirement plan plus matching and career development programs.

The PCL Companies celebrate diversity and are proud to be an equal opportunity employer. We are committed to an inclusive environment for all employees and applicants an will make all employment-related decisions without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, age, disability or veteran status.

Should you require an accommodation during the application process, please contact us at [e-mail] with the position and location you are interested in.

Together, we can build success and a better future. Let's get started!

Company: PCL Construction Services Inc.

Job Posting: Sep 25, 2026

Closing Date: Ongoing

Primary Location: United States-Colorado-Thornton