Professional Summary
Overview
Work History
Education
Skills
Certification
Timeline
Personal Information

Mason Nelson

Complete Hydraulic Works Inc
Saint Albans,WV
1
Certification
6
years of professional experience

Skilled Fleet Mechanic with a CDL Class A License with Tanker Endorsement, bringing experience in heavy equipment maintenance, hydraulic systems, and safety compliance across municipal, railroad, and industrial environments. Proven ability to diagnose complex mechanical issues, perform repairs, and maintain high safety standards. Strong background in OSHA compliance, hazard mitigation, and equipment inspection.

Professional with hands-on expertise in hydraulic systems and maintenance. Adept at diagnosing and repairing hydraulic machinery, ensuring optimal performance and safety. Strong focus on team collaboration and adaptability to changing needs. Reliable, results-driven, and skilled in troubleshooting, system installation, and preventative maintenance.

Experienced with PLC , VFD, system installations, and maintenance. Utilizes troubleshooting skills to diagnose and resolve technical issues promptly. Strong understanding of automation systems and their integration, ensuring efficient and uninterrupted operations.

Work History

Hydraulic Technician

7 Months
Complete Hydraulic Works Inc | 03.2026 - Current
  • Diagnosed hydraulic system failures using pressure testing, schematics, and precision inspection tools.
  • Rebuilt cylinders, pumps, and valves to restore equipment performance and reliability.
  • Installed hoses, fittings, and hydraulic lines according to shop specifications and safety standards.
  • Performed preventive maintenance on mobile and industrial hydraulic equipment to reduce downtime.
  • Diagnosed electrical faults using multimeters, meters, and schematic diagrams.
  • Performed preventive maintenance on switchgear, panels, PLC-controlled equipment, and production machinery.
  • Interpreted blueprints, wiring diagrams, and technical manuals to complete accurate repairs.
  • Installed, aligned, and calibrated industrial machinery using precision measuring tools and blueprint specifications.
  • Troubleshot hydraulic, pneumatic, and conveyor equipment, restoring operations quickly and safely.

Fleet Mechanic

1 Year 2 Months
City of Charleston | 12.2024 - 02.2026
  • Perform inspections and maintenance on fleet vehicles and heavy equipment
  • Diagnose mechanical issues using advanced diagnostic tools and software
  • Repair engines, transmissions, brakes, hydraulic systems, and drivetrains
  • Service emergency response vehicles, including fire trucks and ambulances
  • Conduct WV state inspections and ensure compliance with safety regulations
  • Maintain and repair air brake systems and DPF systems
  • Identify workplace hazards and implement risk mitigation strategies
  • Working on the Vac truck & Dump truck, Mobile generators
  • Cummins, Paccar, Navistar, Caterpillar, and John Deere experience
  • Pneumatic & battery powered tools
  • Diagnosed generator faults using electrical testing equipment and troubleshooting procedures.
  • Followed lockout/tagout, electrical safety, and site procedures during all service work.
  • Operated hoists, cranes, and power tools to dismantle equipment to find and remove defective parts.

Freight Conductor

2 Years
CSX Transportation | 12.2022 - 12.2024
  • Ensured compliance with Federal Railroad Administration regulations and safety protocols
  • Inspected railcars and equipment prior to departure
  • Coordinated with dispatchers and crew to execute safe train operations
  • Operated switches, coupled/uncoupled railcars, and performed minor repairs
  • Worked in high-risk environments around heavy machinery in all weather conditions
  • Experience working in all-weather conditions
  • On-call 24/7/365

Hazardous Materials Technician

2 Years 1 Month
Local 207 Abatement & Industrial Workers | 09.2020 - 10.2022
  • Performed asbestos and lead abatement in industrial and nuclear environments
  • Maintained compliance with strict safety and environmental regulations
  • Documented procedures and ensured proper hazardous material handling
  • Worked across multiple states in high-risk industrial settings
  • Experienced with extended time out of town travelling for work
  • Oil & Gas field
  • Replaced worn components, belts, bearings, and sensors to restore equipment performance quickly.
  • Documented repairs, parts usage, and maintenance findings in work order systems accurately.
  • Calibrated equipment and adjusted controls to maintain safe, consistent machine output.

Education

GCOR - General Code of Operating Rules

WATCO Railroad | Toledo, OH

Federal Conductor Training

CSX Training | Atlanta, GA

High School Diploma

Hurricane High School | Hurricane, WV

Arc Flash - Electrical

PROPower | Midland, TX | 01.2026

CPR - Life Saving

PROPower | Midland, TX | 01.2026

Skills

OSHA Compliance & Safety Management
Heavy Equipment & Fleet Maintenance
Hydraulic Systems Repair
Engine Diagnostics & Drivetrain Repair
Air Brake Systems (Bendix Certified)
DPF System Repair
Electrical System Testing
Vehicle & WV State Inspections
Hazard Recognition & Risk Mitigation
Preventive Maintenance
Problem Solving & Task Prioritization
Skilled labor
Industrial environment
Oil & Gas field
Pump installation
Hydraulic troubleshooting
Electrical systems
Maintenance expertise
Valve adjustment
Industrial hydraulics

Certification

CDL Class A License with Tanker Endorsement, OSHA 10 Certification, Bendix Air Brake Certification, WV State Inspection License, TWIC Card (Transportation Worker Identification Credential), Federal Railroad Conductor License, Asbestos & Lead Abatement Licenses (WV, OH, KY, VA), ARC Flash Awareness, Adult First Aid | CPR

Timeline

Hydraulic Technician

Complete Hydraulic Works Inc
03.2026 - CurrentRead More

Fleet Mechanic

City of Charleston
12.2024 - 02.2026Read More

Freight Conductor

CSX Transportation
12.2022 - 12.2024Read More

Hazardous Materials Technician

Local 207 Abatement & Industrial Workers
09.2020 - 10.2022Read More

Hurricane High School

High School Diploma
Read More

CSX Training

Federal Conductor Training
Read More

WATCO Railroad

GCOR from General Code of Operating Rules
Read More

PROPower

Arc Flash from Electrical
Read More

PROPower

CPR from Life Saving
Read More

Personal Information

Driving License: CDL Class A License  and Tanker Endorsement

Mason Nelson