Position Summary: The Diesel Technician III is a senior-level technician responsible for advanced diagnostics, major component repair, and field service support. This role serves as a technical leader within the shop, contributing to operational oversight, quality control, and the training and development of junior technicians. Essential Duties & Responsibilities: • Perform complex repairs and replacements of engines, transmissions, and differentials. • Lead advanced diagnostic efforts utilizing OEM software (e.g., Cummins, Volvo, CAT). • Troubleshoot and repair after-treatment systems and electrical control components. • Conduct and oversee DOT compliance inspections and certify completed repairs. • Perform major repairs on air systems, hydraulic systems, and electronic brake systems. • Conduct road tests, system calibrations, and post-repair performance verifications. • Maintain organization of tools, parts inventory, and overall shop cleanliness. • Train, mentor, and support the development of Technician I and II team members. • Provide input on maintenance scheduling, equipment reliability, and cost trends. • Support field service operations, including emergency roadside repairs as needed. • Ensure accurate and thorough documentation of work performed in MC/E360 systems. • Collaborate with the Equipment Services & Fabrication Manager to control repair costs and minimize equipment downtime. • Partner cross-functionally with business units across Carver Companies to support operational needs. • Perform other duties as assigned. Required Qualifications: • High school diploma or GED equivalent preferred. • 5–8 years of experience in heavy-duty truck diagnostics and repair. • Valid driver’s license with a clean driving record; ability to obtain or maintain a CDL-A. • Advanced knowledge of diesel engines, after-treatment systems, and diagnostic processes. • Inspector’s License (or ability to obtain within a specified timeframe). • Demonstrated leadership, organizational, and communication skills. • Ability to safely lift up to 75 pounds and work in active shop and job site environments. Preferred Experience: • Valid Class A CDL license or ability to obtain. • OEM diagnostic certifications (e.g., Cummins, Volvo, CAT). • Experience using maintenance and documentation systems such as MC/E360. • Prior experience mentoring or training junior technicians. Physical Requirements: • Ability to stand, walk, bend, and lift up to 50 pounds for extended periods. • Ability to perform repetitive tasks requiring manual dexterity and precision. • Ability to work in a physically active shop environment. • Required use of PPE (hard hat, safety vest, steel‑toe boots) in operational areas. Work Environment: • Shop-based environment with exposure to noise, heavy equipment, and moving vehicles. • Exposure to varying temperatures, dust, fumes, and automotive fluids. • Fast-paced, safety-sensitive setting requiring attention to detail and teamwork. • Work schedules may include extended hours, weekends, or overtime based on operational needs.