Diesel Technician

Job Description

Job Description

Diesel Technician

Department: Service
Reports To: Service Manager

Graham International is one of the region's premier Commercial Truck Dealerships, proudly serving Texas and Oklahoma since 1965. Our team enjoys a fantastic culture and opportunities for advancement, which are company-wide focused to help you grow both personally and professionally. We're interested in helping you establish and build a long-term career with us, because we know that happy employees lead to happier customers!  Positions available in Sherman & Paris locations.  Big city pay with clean country air!  Great quality of life and close to Lake Texoma!  Our Technician is responsible for performing high-quality maintenance and repairs on International Motors and IC Bus vehicles, Cummins, as well as all makes. This role ensures safety, customer satisfaction, and efficient operations by following established repair procedures and maintaining a clean and organized workspace.

• Family Owned & Operated
• Bonus Incentives
• Medical / Dental / Vision Insurance
• 401(k)
• Paid Training
• PTO & Vacation days
• Paid Holidays
• Up to 20 days Reservist Compensation
• Day Shift Only, Closed on Sunday's
• Great Culture & Team Environment
• Up to 20 days Reservist Compensation
• Long Term Career Opportunities - Promote from Within
• Company Outings
• Community Involvement

• Prepare for service events by reviewing repair orders, gathering necessary information, securing tools, and ensuring timely access to required parts.
• Perform maintenance and repairs accurately and safely by following established standards—conducting inspections, sourcing additional information or parts, managing deviations, and returning unused or core parts.
• Document work thoroughly by clearly describing completed repairs in the repair order, clocking off appropriately, completing handovers when needed, and coordinating the next job to maintain workflow.
• Apply technical expertise in troubleshooting, repair methods, vehicle systems, and proper tool usage to service International Truck and IC Bus products.
• Maintain up-to-date product knowledge of International and IC Bus offerings, applying this to align customer solutions with the company’s value proposition.
• Promote safety and compliance by coaching on best practices, ensuring equipment is maintained, and following all health and safety policies and regulations.
• Mentor coworkers and apprentices through hands-on coaching, knowledge sharing, and guidance to encourage skill growth and team success.
• Communicate effectively with team members, leadership, and customers to promote understanding, build trust, and encourage collaboration.
• Deliver exceptional customer service by maintaining strong relationships, understanding needs, and providing professional, timely support.
• Take ownership of challenges and opportunities by addressing issues promptly, finding practical solutions, and continually seeking process improvements.

• Maintain up-to-date knowledge of International and IC Bus products and services, applying this understanding to daily tasks and aligning customer solutions with the company’s overall value proposition.
• Apply knowledge of International’s repair and maintenance procedures , including troubleshooting techniques, technical vehicle systems, tools, and documentation, to effectively service and repair International Truck and IC Bus products.
• Communicate clearly and respectfully with team members, leadership, and customers to promote understanding, build trust, and encourage open dialogue.
• Motivate and encourage team members to strive for excellence by fostering confidence, resilience, and a shared commitment to team goals in a supportive and success-oriented environment.
• Effectively plan and organize daily tasks by setting clear priorities and using available resources to meet goals that support overall team and organizational success.
• Identify and solve routine issues by developing practical, cost-effective, and customer-friendly solutions that align with service expectations.
• Uphold and promote a safe, healthy, and compliant work environment by following and reinforcing safety policies, procedures, and regulations.
• Utilize software systems and digital tools effectively to perform job-related tasks, streamline workflows, and support accurate, efficient service delivery.

• Medium or heavy-duty technician, equivalent experience or qualification
• Applicable certifications related to industry, products, and/or safety
• Currently maintains or can obtain a Commercial Driver’s License (CDL)
• International Master Certified or willing to work towards that

For more information, check out our career page at

This is not necessarily a list of all the duties, responsibilities and requirements associated with this position. While the accountabilities noted herein are intended to be an accurate reflection of the current job, the dealership reserves the right to revise the functions and duties as circumstances dictate.  We are an Equal Opportunity Employer.