ISO Tank Container Mechanic

Heniff Transportation Systems, LLC; St. Louis (MO); On-site; USD 63,038,976 - 80,231,424; Full time

Benefits offered by this job

Medical, Dental, Vision, Life, and Dis

Disability Insurance

401(k) Plan + Company Match

Paid Time Off

Company Paid Holidays

Job summary

Heniff Transportation Systems, LLC in Missouri seeks an ISO / Tank Container Mechanic to inspect, maintain, repair and refurbish ISO containers used for liquids, gases, chemicals, and dry freight. You will perform tests, identify defects, and ensure compliance with IMO, DOT and ITCO guidelines in a hands-on depot setting.

Qualified candidates have a high school diploma and proven mechanic experience, with a valid driver's license and the ability to work outdoors, lift heavy loads, and follow

Qualifications

• High school diploma or equivalent.
• Experience as a mechanic, preferably in container, transportation, or logistics.
• Able to lift heavy equipment and work in confined spaces or at heights.
• Valid driver’s license and willingness to pass safety screenings.

Responsibilities

• Perform periodic tests and in‑service inspections on ISO containers to identify defects and repairs.
• Identify and repair frames, cladding panels, valves, gaskets, and seals to maintain integrity.
• Repair tank systems, including piping, valves, and relief devices.
• Ensure repairs meet IMO, DOT, and ITCO guidelines and safety standards.
• Document inspections, maintenance, and repairs for regulatory compliance.
• Maintain tools and workspace; coordinate with operations and QA for safe repairs.

Skills

Problem-solving

Attention to detail

Physical ability

Safety consciousness

Team collaboration

Education

High school diploma or equivalent

Tools

Torque wrench

Diagnostic tools

Testing equipment

Job description

It’s fun to work in a company where people truly believe in what they’re doing! We’re committed to bringing passion and customer focus to the business. The ISO / Tank Container Mechanic is responsible for inspecting, maintaining, repairing, and refurbishing ISO containers (intermodal containers) used for transporting various goods, including liquids, gases, chemicals, and dry freight. This role requires technical expertise, attention to detail, and adherence to safety standards to ensure containers meet industry regulations and are in proper working condition for safe transport.

Duties and Responsibilities

• Perform periodic tests and in‑service inspections on ISO containers to identify defects, damages, and necessary repairs.
• Identify and repair structural components such as frames, cladding panels, valves, gaskets, and seals to ensure the container’s integrity.
• Repair tank systems, including the piping, valves, and pressure relief devices on tank containers.
• Ensure all repairs and maintenance work meet industry standards, including International Maritime Organization (IMO) and Department of Transportation (DOT) regulations as well as recognized industry guidelines (ITCO).
• Perform pressure tests and leak checks on containers carrying liquids or gases.
• Document all inspections, maintenance, and repairs performed, ensuring accurate record‑keeping for regulatory compliance.
• Maintain tools, equipment, and the workspace to promote efficiency and safety.
• Work closely with operations and quality assurance teams to ensure the timely and safe repair of containers.
• Stay updated on industry best practices and regulatory changes related to container maintenance and safety.

Job Requirements

• High school diploma or equivalent.
• Proven experience as a mechanic, preferably in the container, transportation, or logistics industries.
• Excellent problem‑solving skills and attention to detail.
• Physical ability to lift heavy equipment and work in confined spaces or at heights.
• A valid driver’s license.

Preferred Qualifications

• Knowledge of how to rebuild valves, install cladding, and use a torque wrench.
• Strong understanding of safety regulations, especially those governing hazardous materials and container transport.
• Ability to use diagnostic tools and testing equipment effectively.

Essential Qualifications

• Able to work outside in variable weather conditions.
• Ability to follow spoken and written instruction.
• Ability to safely perform all tasks and understand Company’s safety policies and procedures.
• Dependable transportation is required as well as the ability to work a flexible schedule if required (scheduled or unscheduled overtime, weekends, nights, and holidays).
• Employment is contingent upon the ability to pass required Safety Council training examinations, and all pre‑employment screenings (i.e., drug screen).

Language Skills

Ability to read, write, and speak English proficiently.

Physical Demands

While performing the duties of this job, the employee is regularly required to talk or hear. May be required to stand, walk, sit, use hands to feel; reach with hand and arms, and stoop, kneel or crouch as needed. May be required to lift 50 lbs.

Work Environment

Based at an ISO container depot, with a combination of office work and hands‑on supervision of the depot yard. Travel from depot to depot will be required. May involve working outdoors in various weather conditions, around heavy machinery and equipment. Use of personal protective equipment (PPE) is required when in the yard or working near containers.

Benefits Package

• Medical, Dental, Vision, Life, and Disability Insurance
• 401(k) Plan + Company Match
• Paid Time Off
• Company Paid Holidays

Equal Opportunity Employer

We are proud to be an equal opportunity employer, hiring and developing individuals from diverse backgrounds and experiences to add to our collaborative culture. Heniff treats all candidates and employees with respect and does not discriminate in our recruiting, hiring, and promoting processes and general treatment during employment, including on the basis of actual or perceived race, creed, color, religion, sex, age, sexual orientation, gender identity and/or expression, alienage or national origin, ancestry, citizenship status, marital status, veteran status, or disability.