Have 1–3+ years of diesel engine diagnosis, repair, and maintenance experience.
Have previous experience performing field service or on-site equipment repairs.
Have strong mechanical troubleshooting and diagnostic skills.
Have knowledge of diesel engines, centrifugal pumps, trailers, mechanical systems, and heavy equipment.
Be proficient with Microsoft Outlook and basic computer skills.
Be able to manage multiple priorities in a fast-paced environment.
Have strong communication and teamwork skills.
Have a valid driver's license with a clean driving record.
Be able to safely operate company service vehicles.
Be willing to participate in weekday and weekend on-call rotations.
Responsibilities
Diagnose, troubleshoot, repair, and maintain diesel engines, pumps, generators, trailers, and heavy equipment.
Perform preventative maintenance according to manufacturer specifications.
Service and repair Pioneer, Godwin, and Cornell pumps, industrial engines, fusion machines, generators, and construction equipment.
Perform field service repairs at customer job sites and Keystone facilities.
Complete work orders, maintenance records, and repair documentation accurately.
Order parts, fluids, filters, and maintenance supplies as needed.
Coordinate warranty repairs and scheduled maintenance for fleet assets.
Operate company equipment and service vehicles safely.
Assist with equipment inspections, testing, and operational readiness.
Train employees on proper equipment operation and maintenance procedures.
Maintain organized service vehicles, tools, parts inventory, and work areas.
Participate in scheduled on-call rotations to support after-hours emergency repairs.
Maintain compliance with all company safety policies and fleet requirements.
Perform additional maintenance and operational duties as assigned.
Desired Qualifications
Have experience servicing Caterpillar, John Deere, Deutz, or Kohler industrial engines.
Have experience with Pioneer, Godwin, and Cornell pumps.
Have experience servicing McElroy Fusion Machines.
Have experience working on construction equipment, forklifts, telehandlers, loaders, and dozers.
Have Oil & Gas, construction, industrial equipment, or field service experience.
Have personal mechanic hand tools.
As a Mechanic, you will be responsible for troubleshooting, repairing, servicing, and performing preventative maintenance on a wide variety of heavy equipment, pumps, generators, fusion equipment, trailers, and fleet vehicles. You'll work both in our shop locations and in the field, supporting critical operations by responding to equipment issues, performing scheduled maintenance, and ensuring our fleet remains reliable and ready for deployment.
This role will be based out of our Mansfield, PA Yard location.
Diagnose, troubleshoot, repair, and maintain diesel engines, pumps, generators, trailers, and heavy equipment
Perform preventative maintenance according to manufacturer specifications
Service and repair Pioneer, Godwin, and Cornell pumps, industrial engines, fusion machines, generators, and construction equipment
Perform field service repairs at customer job sites and Keystone facilities
Complete work orders, maintenance records, and repair documentation accurately
Order parts, fluids, filters, and maintenance supplies as needed
Coordinate warranty repairs and scheduled maintenance for fleet assets
Operate company equipment and service vehicles safely
Assist with equipment inspections, testing, and operational readiness
Train employees on proper equipment operation and maintenance procedures
Maintain organized service vehicles, tools, parts inventory, and work areas
Participate in scheduled on-call rotations to support after-hours emergency repairs
Maintain compliance with all company safety policies and fleet requirements
Perform additional maintenance and operational duties as assigned
High School Diploma or GED required
1–3+ years of diesel engine diagnosis, repair, and maintenance experience
Previous experience performing field service or on-site equipment repairs
Strong mechanical troubleshooting and diagnostic skills
Knowledge of diesel engines, centrifugal pumps, trailers, mechanical systems, and heavy equipment
Proficiency with Microsoft Outlook and basic computer skills
Ability to manage multiple priorities in a fast-paced environment
Strong communication and teamwork skills
Valid driver's license with a clean driving record
Ability to safely operate company service vehicles
Willingness to participate in weekday and weekend on-call rotations
Preferred Qualifications
Experience servicing Caterpillar, John Deere, Deutz, or Kohler industrial engines
Experience with Pioneer, Godwin, and Cornell pumps
Experience servicing McElroy Fusion Machines
Experience working on construction equipment, forklifts, telehandlers, loaders, and dozers
Oil & Gas, construction, industrial equipment, or field service experience