Full-Time

Trailer Mechanic

Updated on 8/1/2026

Heniff

Heniff

501-1,000 employees

Liquid bulk chemical and food-grade transport

No salary listed

Waxahachie, TX, USA

In Person

Category
General Maintenance & Repair (1)
Required Skills
Welding

Get referred to Heniff

See people who can refer or advise you

Requirements
  • A high school diploma, GED, or equivalent is required.
  • Experience using inspection and test equipment for cargo tank inspections is required.
  • Demonstrated knowledge of vehicle and equipment theory, principles, and repair relating to diesel engines, air, electrical, mechanical, and hydraulic systems is required.
  • Ability to inspect tanks and trailers effectively and efficiently in alignment with Department of Transportation standards under 49 CFR HM180.407 is required.
  • Knowledge of tractor and trailer maintenance, Department of Transportation rules and regulations, and company policies and procedures is required.
  • Ability to use vehicle diagnostic software is required.
  • Ability to read, write, and speak English proficiently is required.
  • Ability to use tools and equipment while standing, maneuvering through a shop, crawling, kneeling, crouching, sitting, and carrying or relocating objects weighing up to 75 pounds is required.
  • Ability to work in confined spaces, loud machinery environments, and outdoor-weather conditions is required.
  • Ability to operate in a constant state of alertness and in a safe manner is required.
Responsibilities
  • Perform preventative maintenance, special tank inspections, and general repairs on tractor and trailer units in accordance with Department of Transportation, federal, and state regulations and company standards.
  • Diagnose and repair tractors and trailers.
  • Perform annual and systematic 90-day inspections to ensure equipment meets federal Federal Highway Administration standards.
  • Perform internal, external, and upper-coupler inspections, heat-system inspections, leakage tests, vacuum tests, pressure tests, and vapor-tightness tests using EPA Method 27 on cargo tanks.
  • Determine the overall mechanical condition of tractors, trailers, and associated equipment; diagnose component malfunctions; and initiate repair actions.
  • Repair components by replacing worn or damaged parts with new or reconditioned parts.
  • Correct vehicle deficiencies by removing, repairing, adjusting, overhauling, assembling, disassembling, and replacing major assemblies, subassemblies, components, parts, or systems, including brakes, hubs, bearings, seals, electrical systems, air-conditioning systems, fuel systems, steering, hydraulics, control linkages, clutches, and traction units.
  • Use technical publications or automated systems to maintain vehicles according to prescribed manufacturer maintenance schedules and research parts.
  • Annotate all maintenance and labor performed in maintenance management software.
  • Operate a yard hostler truck to move trailers within the facility yard and shop as needed.
  • Communicate the need to order and receive parts and supplies.
  • Follow established Occupational Safety and Health Administration safety and environmental policies and standards, including the identification, use, and proper handling or disposal of hazardous waste.
  • Clean, organize, and maintain the work environment to support equipment longevity and workplace safety.
  • Perform welding repairs as needed.
  • Perform additional assigned duties.

Heniff provides liquid bulk transportation and supply chain services for chemical and food-grade products across North America and Europe. The company uses a fleet of 2,000 tractors and 5,000 trailers to move materials, utilizing in-cab tablets for real-time tracking and routing to ensure efficient delivery. Unlike many regional carriers, Heniff offers an integrated network of over 100 terminals that include specialized services like rail transloading, ISO tank operations, and tank cleaning. Its goal is to expand its global footprint through strategic acquisitions while maintaining high operational efficiency for major industrial clients.

Company Size

501-1,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Oak Brook, Illinois

Founded

1998

Get referred to Heniff

See people who can refer or advise you

Simplify Jobs

Simplify's Take

What believers are saying

  • Food-grade hauling expands addressable demand beyond chemicals.
  • European acquisitions widen multinational account coverage and cross-border cross-sell opportunities.
  • Driver tablets and routing technology improve visibility, compliance, and operating efficiency.

What critics are saying

  • Acquisition integration can disrupt service quality and absorb management attention.
  • Hazardous hauling exposes Heniff to spills, regulatory penalties, and customer loss.
  • Heavy fixed costs create margin pressure when industrial volumes soften.

What makes Heniff unique

  • Integrated liquid bulk platform spans trucking, transloading, ISO depots, and tank cleaning.
  • Bob Heniff founded the company in 1998, scaling from four tractors.
  • Nearly 100 locations and 2,000 tractors support North America and Europe operations.

Help us improve and share your feedback! Did you find this helpful?

Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Company Match

Paid Vacation

Paid Holidays

Training Programs

Growth & Insights and Company News

Headcount

6 month growth

12%

1 year growth

12%

2 year growth

12%
Heniff Transportation Systems LLC
Apr 24th, 2026
The Heniff organization named NTTC's 2025 North American Safety Champion.

The Heniff organization named NTTC's 2025 North American Safety Champion. Apr 24, 2026 Company Wins Prestigious Heil Trophy in the Harvison Division OAK BROOK, IL - April 23, 2026 - Heniff Transportation Systems, LLC announced that it has been recognized by the NTTC as the 2025 North American Safety Champion within the association's Harvison division. Each year, the NTTC awards a Heil Trophy to the grand champions of three carrier divisions: the Harvison division for large for-hire carriers, the Southerland division for small for-hire carriers, and the private fleet division. "This is a very proud day for the entire Heniff organization." said Bob Heniff, Founder & Chief Executive Officer of Heniff Transportation Systems, LLC. "We've reached the top of our division three times in the past six years which really speaks to the company's ongoing commitment to safety. That commitment is our top guiding principle and one shared by our entire workforce." Heniff trucks travelled 113 million miles in 2025 and generated a division leading USDOT accident frequency of a meager .16 incidents per million miles. The company holds three Heil awards in its corporate headquarters which came to Heniff via varied acquisitions over the course of the company's history. "Given the scope of our operations, this recognition is a real team victory," said Leon Lupina, Heniff's Vice President of Safety. "Our safety culture rests upon the combined efforts of our professional drivers, our field personnel, our safety professionals, and our entire corporate team." About Heniff Transportation Systems LLC Based in Oak Brook, Illinois, the Heniff family of companies is North America's premier leader in liquid bulk transportation services. Heniff Transportation Systems, LLC operate approximately 2,000 tractors and 5,700 trailers through its network of over 100 locations with expertise in chemical transport, food-grade transport, rail transloading, ISO depot operations, equipment maintenance, tank cleaning services, and logistics. Its mission is to provide efficient supply chain solutions to its chemical and food grade customers in the safest, most responsible manner. From its high-tech tracking and state-of-the-art technology systems to its professional drivers and responsive customer service team, everything Heniff Transportation Systems, LLC do is focused on providing effective solutions to its customers' complex supply chain challenges. For more information about its Company and its integrated services, please visit www.heniff.com.

Yahoo Finance
May 5th, 2025
Premier Bulk Systems Acquires Canada East Coast Operator

Premier Bulk Systems has acquired fellow bulk liquid hauler Longhorn Transportation for an undisclosed sum. The deal gives Ontario, Canada-based Premier Bulk Systems a presence in the Maritime Provinces along Canada’s east coast. New Brunswick, Canada-based Longhorn provides bulk liquid truckload services, hauling petroleum products, asphalt and chemicals. The 21-year-old carrier also provides flatbed and dry van TL transportation. “The addition of Longhorn into Premier’s operating network is highly complementary and leaves us well-positioned for ongoing commercial success and future growth,” said Kevin Berry, Premier’s founder and president, in a news release. Premier’s fleet includes approximately 120 tractors and 250 trailers, specializing in the transportation of chemicals and food-grade products

Bulk Transporter
Dec 3rd, 2024
Heniff acquires Hagen Johnson Group

Deal includes Wisconsin-based group’s food-grade fleet, kosher tank-cleaning operation, and Liquid Freight brokerage

Newswire
Nov 2nd, 2022
Heniff Transportation Systems Acquires Coal City Cob Company

Combination Expands Heniff's Network and Multimodal Service Offerings. Heniff Transportation Systems, LLC announced today that it has acquired the corporate holding company of tank truck operator Coal City Cob Company, Inc. Through this most recent acquisition, Heniff continues to accelerate its industry-leading growth in the tank truck industry's chemical space. Coal City Cob ("CCC") operates with over 230 drivers and 500 trailers within its nationwide network of terminals, including a significant rail-to-truck bulk transfer yard and tank wash facility at its headquarters in Waxahachie, Texas. The existing Heniff and CCC teams will work closely to ensure a timely and efficient integration between the two networks, with a focus on combined customer, employee, and driver satisfaction. Terms of the transaction were not disclosed

Automotive World
Dec 22nd, 2021
Thompson Machinery sold assets to Heniff Transportation Systems, LLC on Dec 4th 21'.

Heniff Transportation Systems, LLC has reached an agreement to initially acquire 10 Nikola Tre BEV trucks from Thompson Truck Centers, a member of the Nikola Corporation sales and service dealer network.