Mechanic II

H-E Parts International; Princeton (WV); On-site; USD 55,000 - 85,000; Full time

Job summary

H-E Parts International in West Virginia is seeking a skilled hydraulic technician to rebuild major components for heavy equipment, including rear wheel groups, brake assemblies, and differentials. This hands-on role requires precise measurement, inspection, and adherence to OEM standards as you work with hydraulic systems and diagnostics.

You will perform teardown, testing, and repair using hydraulic test stands, schematic drawings, and OEM manuals, while mentoring junior staff and supporting

Qualifications

• 2–5 years hydraulic cylinder, pump, motor, or valve repair experience.
• Experience operating hydraulic test benches and diagnostic equipment.
• Ability to interpret hydraulic schematics and troubleshoot complex hydraulic systems.
• Knowledge of hydraulic sealing systems, metallurgy, and contamination control.

Responsibilities

• Perform hydraulic cylinder teardown, inspection, troubleshooting, and assembly.
• Conduct hydraulic pressure and functional testing of cylinders, pumps, motors, valves, and power units.
• Diagnose hydraulic system failures and identify root causes of component damage.
• Measure and inspect critical dimensions using bore gauges, micrometers, calipers, and other precision instruments.
• Evaluate cylinder rods, tubes, pistons, glands, and sealing surfaces for wear, damage, and serviceability.
• Read and interpret hydraulic schematics, engineering drawings, and OEM service manuals.
• Verify component performance against OEM specifications and repair standards.
• Install and inspect seals, bearings, bushings, wear bands, and other hydraulic components.
• Operate hydraulic test stands, pressure gauges, flow meters, and diagnostic equipment.
• Perform hydrostatic and pneumatic pressure testing in accordance with company and customer requirements.
• Document inspection findings, repair recommendations, test results, and failure analysis reports.
• Identify contamination issues and follow hydraulic cleanliness standards during assembly and testing.
• Perform root cause analysis on failed hydraulic components and provide corrective action recommendations.
• Inspect and verify proper torque values and assembly procedures during component rebuilds.
• Assist in developing repair procedures and continuous improvement initiatives within the hydraulic department.
• Mentor less experienced technicians in proper hydraulic repair and testing techniques.
• Maintain calibration and proper care of measuring and testing equipment.
• Support field service personnel by providing technical troubleshooting assistance when required.
• Ensure rebuilt components meet quality standards prior to shipment.

Skills

Hydraulic repair

Troubleshooting

Inspection

Schematic reading

Education

Technical diploma or equivalent

Tools

Hydraulic test benches

Diagnostic equipment

Bore gauges

Micrometers

Calipers

Job description

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At HEPI, you'll work alongside experienced professionals rebuilding some of the world's largest mining equipment. We invest in our employees through ongoing technical training, modern inspection equipment, and opportunities for career growth. If you're passionate about quality and take pride in ensuring critical components meet the highest standards, we'd like to hear from you. passionate about quality and take pride in ensuring critical components meet the highest standards, we'd like to hear from you.

POSITION SUMMARY:

The purpose of this position is to rebuild major components for mechanical drive heavy equipment trucks including but not limited to rear wheel groups, front corner groups, brake assembles and differentials.

ESSENTIAL FUNCTIONS AND RESPONSIBILITIES:

• Perform hydraulic cylinder teardown, inspection, troubleshooting, and assembly.
• Conduct hydraulic pressure and functional testing of cylinders, pumps, motors, valves, and power units.
• Diagnose hydraulic system failures and identify root causes of component damage.
• Measure and inspect critical dimensions using bore gauges, micrometers, calipers, and other precision instruments.
• Evaluate cylinder rods, tubes, pistons, glands, and sealing surfaces for wear, damage, and serviceability.
• Read and interpret hydraulic schematics, engineering drawings, and OEM service manuals.
• Verify component performance against OEM specifications and repair standards.
• Install and inspect seals, bearings, bushings, wear bands, and other hydraulic components.
• Operate hydraulic test stands, pressure gauges, flow meters, and diagnostic equipment.
• Perform hydrostatic and pneumatic pressure testing in accordance with company and customer requirements.
• Document inspection findings, repair recommendations, test results, and failure analysis reports.
• Identify contamination issues and follow hydraulic cleanliness standards during assembly and testing.
• Perform root cause analysis on failed hydraulic components and provide corrective action recommendations.
• Inspect and verify proper torque values and assembly procedures during component rebuilds.
• Assist in developing repair procedures and continuous improvement initiatives within the hydraulic department.
• Mentor less experienced technicians in proper hydraulic repair and testing techniques.
• Maintain calibration and proper care of measuring and testing equipment.
• Support field service personnel by providing technical troubleshooting assistance when required.
• Ensure rebuilt components meet quality standards prior to shipment.

Additional Preferred Qualifications

• Minimum 2-5 years of hydraulic cylinder, pump, motor, or valve repair experience.
• Experience operating hydraulic test benches and diagnostic equipment.
• Ability to interpret hydraulic schematics and troubleshoot complex hydraulic systems.
• Knowledge of hydraulic sealing systems, metallurgy, and failure analysis.
• Experience with heavy mining, construction, mobile, or industrial equipment.
• Familiarity with contamination control and hydraulic cleanliness practices.
• Forklift and overhead crane operating experience preferred.
• Strong computer skills for documentation, inspection reporting, and photograph management.

Nearest Major Market: Charleston
Nearest Secondary Market: West Virginia