Mobile Fleet Technician

Job Duties

• Perform quality repairs and preventive maintenance on diesel engines and heavy-duty trucks per manufacturer specifications.
• Conduct thorough vehicle inspections to identify damaged, worn, or broken parts.
• Create and execute job repair plans based on diagnostics, including estimating labor hours and required parts.
• Diagnose and repair electrical systems, A/C systems, emissions controls, and other diesel engine components.
• Complete PM services, DOT inspections, and documentation accurately and thoroughly.
• Use diagnostic software and follow electronic repair procedures.
• Maintain a clean and safe work area, both on customer sites and in the company vehicle.
• Maintain accurate records for invoicing and warranty claims.
• Utilize company tools appropriately and maintain a personal tool inventory per company policy.
• Support and train junior technicians as needed.

Job Experience and Qualifications

• 3+ years of diesel repair experience; 5–7 years preferred in fleet, dealership, or mobile technician environments.
• Certificate from a technical school or equivalent hands-on experience.
• Valid Driver’s License.
• DOT Medical Card (or ability to obtain).
• ASE Certifications: T4 (Brakes), T7 (HVAC), T8 (PM) MACS 609 or equivalent mobile A/C certification.
• Strong diagnostic and troubleshooting skills across multiple systems (brake, emissions, electrical, HVAC).
• Familiarity with repair planning and parts reuse.
• Proficient in Microsoft Office and diagnostic software.
• Clear written and verbal communication.
• Ability to work in physically demanding environments.

Work Environment & Physical Demands

• Frequently exposed to moving mechanical parts, outdoor conditions, high temperatures, cold, humidity, and airborne particles.
• Regularly requires standing, walking, climbing, kneeling, and lifting up to 50 lbs.
• Work is performed primarily on second shift and may require nights/weekends.

Workplace Rewards and Benefits

• 8 Paid Holidays & 1 Paid Wellness Day.
• Paid time off.
• Employee Referral Bonus Program.
• Medical, Dental, and Vision Insurance.
• 401k with a Company Match.
• Company Paid Training.
• Growth and Leadership Opportunities.

About the Company

The W.W. Williams Companies, founded in Columbus, Ohio in 1912, has grown into a diversified solutions provider with businesses located throughout the U.S. and Mexico. The company offers a wide range of products and services including diesel engines, transmissions, heavy duty truck repair, transport refrigeration, power generation, and third-party supply chain logistics. Customers include on-highway truck fleets, off-highway equipment users, data centers, hospitals, Department of Defense OEMs, vehicle OEMs, U.S. Military, and boat owners. W.W. Williams is committed to providing top-notch service and maintaining strong relationships with its customers. The company values its employees, offering extensive training and development opportunities. Joining W.W. Williams means joining a welcoming, diverse, and inclusive environment with competitive wages and benefits.