RL Siteworx 

Job Posting – Heavy Duty Mechanic 

POSITION SUMMARY 

The Heavy-Duty Mechanic at RL Siteworx is responsible for maintaining and repairing a diverse fleet of heavy equipment and haul trucks to ensure maximum uptime and reliability. This role requires strong technical expertise in diesel engines, hydraulics, electrical systems, and diagnostics, along with a commitment to precision and safety. Working both in the shop and in the field, the mechanic plays a critical role in keeping operations on schedule and minimizing costly downtime. By executing preventative maintenance, accurate repairs, and clear communication, this position directly supports RL Siteworx’s mission to deliver projects on time and on budget. 

ABOUT RL SITEWORX 

RL specializes in delivering high-quality, cost-effective earthwork and wet utility solutions for ground-up construction projects across commercial, industrial, retail, multi-family, hospitality, community, and educational sectors. Our Services Include: • Underground Utilities Installation • Drainage Systems & Solutions • Excavation, Grading & Backfill • Site Preparation & Land Clearing. RL is dedicated to building a culture defined by outstanding communication, positive attitude, proactive action, results focused, and quality. We are dedicated to achieving our goal of being a $400M construction contractor by 2035. 

PERSONALITY ASSESSMENT 

As part of our hiring process, we ask candidates to set aside 5-10 uninterrupted minutes to complete a Predictive Index® Behavioral and Cognitive Assessment. These assessments do not measure intelligence, education, or experience. It simply measures communication needs and problem solving abilities. Any submissions or responses to this position will not be considered complete until this assessment has been completed.  

Please click on this link to begin the assessment: https://assessment.predictiveindex.com/bo/73DP/HDMech 

OBJECTIVES 

• Maximize Equipment Uptime – Perform timely repairs and maintenance to keep all equipment and haul trucks operational with minimal downtime. 

• Execute Preventive Maintenance – Develop and adhere to a structured service schedule (250hr, 500hr, 1000hr intervals, etc.) to prevent unexpected failures. 

• Accurately Diagnose Issues – Use diagnostic tools and expertise to quickly identify root causes of mechanical, electrical, and hydraulic problems. 

• Perform Quality Repairs – Complete repairs to OEM standards, ensuring safety, reliability, and long-term equipment performance. 

• Maintain Safety Standards – Follow OSHA and company safety protocols during all repairs and field work. 

• Field Repair Response – Provide prompt, effective on-site troubleshooting and repairs to minimize jobsite interruptions. 

• Maintain Accurate Records – Document inspections, services, repairs, and parts usage in Tenna (or company system) for compliance and tracking. 

• Control Repair Costs – Identify and implement cost-effective solutions for parts, repairs, and maintenance without compromising quality. 

• Collaborate with Team – Communicate clearly with operators, dispatch, supervisors, and fellow mechanics to coordinate work effectively. 

• Support DOT/Compliance – Ensure trucks and equipment meet DOT and environmental standards at all times. 

• Welding & Fabrication – Safely perform welding, cutting, and fabrication as needed to complete repairs or modifications. 

• Tool & Equipment Care – Properly use, maintain, and secure tools, service trucks, and diagnostic equipment. 

• Parts Management – Assist with ordering, organizing, and verifying parts needed for repairs and preventative maintenance. 

• Continuous Improvement – Stay current with new technology, equipment updates, and certifications to improve diagnostic and repair capabilities. 

• Support Company Mission – Ensure reliability of equipment fleet to keep RL Siteworx projects running on time, on budget, and with less stress. 

COMPETENCIES 

• Comprehensive Technical Knowledge of Heavy Equipment & Trucks 

• In-depth ability to diagnose and repair diesel engines, hydraulics, transmissions, braking systems, and electrical systems across mixed fleets (excavators, dozers, loaders, haul trucks). 

• Directly supports uptime, accurate diagnostics, and reducing vendor repairs. 

• Proficiency with Diagnostic Tools & Software 

• Skilled in using scan tools, multimeters, oscilloscopes, and OEM diagnostic systems. 

• Ensures rapid and accurate problem identification, leading to first-time fix efficiency and minimized downtime. 

• Welding, Cutting & Fabrication Competency 

• Capable of fabricating and repairing components in-house safely and effectively. 

• Allows for faster turnaround, cost savings, and extended equipment life. 

• Safety & Compliance Expertise 

• Working knowledge of OSHA standards, DOT regulations, and environmental requirements. 

• Ensures zero compliance violations and a consistently safe work environment. 

• Ability to Read & Apply Technical Documentation 

• Skilled at interpreting schematics, service manuals, and blueprints. 

• Enables precision repairs, accurate troubleshooting, and correct parts usage. 

• Recordkeeping & Communication Skills 

• Ability to clearly document all repairs, maintenance activities, and inspections in company systems (e.g., Tenna). 

• Directly tied to compliance, accountability, and decision-making on fleet condition. 

• Problem-Solving & Analytical Thinking 

• Strong capacity to analyze mechanical/electrical failures and determine root causes rather than treating symptoms. 

• Supports reduced repeat repairs and continuous improvement of fleet reliability. 

EDUCATION & EXPERIENCE 

• High school diploma or equivalent; trade school or technical training in heavy equipment or diesel mechanics is preferred. 

• At least 5 years of experience in heavy-duty equipment and truck maintenance and repair, ideally in a similar industry. 

• Relevant certifications such as ASE (Automotive Service Excellence) for Heavy Duty Truck Certification, CDL (Commercial Driver’s License) if required to move vehicles, and EPA certification for handling refrigerants if applicable. 

• Ability to lift heavy parts and tools (50+lbs), work in various positions (standing, crouching), and handle physically demanding tasks in various environments including working outside daily. 

PHYSICAL REQUIREMENTS 

• Ability to lift and carry 50+ lbs regularly (tools, parts, components). 

• Capability to bend, crouch, kneel, and climb to access equipment in shop and field environments. 

• Comfortable working in outdoor conditions daily (heat, cold, rain, mud, uneven ground). 

• Ability to stand or work on feet for extended periods (8–10 hours). 

• Manual dexterity to safely use hand tools, power tools, and welding equipment. 

• Adequate vision (with or without correction) to read schematics, service manuals, and perform precision work. 

• Ability to operate and move equipment or trucks when needed (if licensed/qualified). 

• Tolerance for working in noisy, dusty, or physically demanding environments with proper PPE. 

COMPENSATION 

Competitive salary based on experience $75,000-$90,000 per year 

Bonus program  

Company Service Truck 

Health, Vision, and Dental benefits 

Paid Time Off