Job Description

Job Description

Mobile Fleet Technician Opportunity Summary:

The Mobile Fleet Technician is responsible for performing on-site preventive maintenance, inspections, diagnostics, and repairs on diesel engines and heavy-duty trucks at customer locations. This role demands technical proficiency, a customer-first mindset, and the ability to work independently in various environments and weather conditions. The technician will ensure compliance with DOT standards and internal repair quality expectations.

Job Duties:

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

Experience: 3+ years of diesel repair experience; 5–7 years preferred in fleet, dealership, or mobile technician environments.

Education: Certificate from a technical school or equivalent hands-on experience.

Certifications (preferred or required):

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• Valid Driver’s License
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• DOT Medical Card (or ability to obtain)
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• ASE Certifications: T4 (Brakes), T7 (HVAC), T8 (PM)
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• MACS 609 or equivalent mobile A/C certification
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Skills:

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• Strong diagnostic and troubleshooting skills across multiple systems (brake, emissions, electrical, HVAC).
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• Familiarity with repair planning and parts reuse.
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• Proficient in Microsoft Office and diagnostic software.
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• Clear written and verbal communication.
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• Ability to work in physically demanding environments.
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Work Environment & Physical Demansds:

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.

Employee Rewards and Benefits:

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

W.W. Williams was founded in Columbus, Ohio, in 1912. Today The W.W. Williams Companies have a broad portfolio of businesses located throughout the U.S. and Mexico. The W.W. Williams Companies include CT Power and Guaranteed Truck Service. W.W. Williams offers a full range of industry-leading products, while providing technical/mechanical service and repair, remanufacturing and warehouse/supply chain management solutions to a varied customer base. Our products and services include diesel engines, transmissions, heavy duty truck repair, transport refrigeration, power generation and third-party supply chain logistics services. Our 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 to name a few. 

What began as a small family-owned business has evolved into one of the nation's most diversified solutions provider. We are relentlessly dedicated to helping our customers achieve maximum up time. From single trucking to cranes to fleet management to power generators to military and commercial packaging - consider it done. 

We are Genuine. Honest. Passionate. That's not a slogan, it's a mantra. Everyone who wears the W.W. Williams name - from service technicians to advisors to business executives - is committed to getting the job done right, the first time around. Our people are our greatest assets; we support our team with access to world class training and development opportunities. It's this level of investment and care that matters to customers, giving you peace of mind that your fleet is in the right hands. 

W.W. Williams is one of the nation’s largest sales and service networks of industrial power products. With multiple locations across the US and Mexico, we are dedicated to providing highly professional service and strong relationships with our customers.

Join us for a career where you'll grow both personally and professionally in a welcoming, diverse, and inclusive environment.

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