Tank Technician

Great Western Trailer; Oklahoma City (OK); On-site; USD 42,000 - 54,000; Full time

Benefits offered by this job

Weekly pay

Weekday schedule

Benefits package

401K

PTO & Sick Leave

Benefit card

Job summary

Great Western Trailer (GWT) is hiring full-time Tank Technicians to service semi-trailers at our Oklahoma City, OK facility. You will inspect, repair, and maintain tanks in compliance with DOT and ASTM regulations.

The role emphasizes safety, precision, and hands-on mechanical work. We offer a weekday schedule, competitive benefits including health, dental, vision, life insurance, 401K, flexible spending, and a generous PTO program.

Qualifications

• Minimum 3 years of tank vehicle or pressure vessel experience.
• Ability to lift up to 50 lbs.
• Own a personal set of hand tools.
• Strong mechanical knowledge of tank and semi-trailer equipment.
• Ability to operate hand, power, pneumatic tools and welding equipment safely.
• Strong troubleshooting skills following service guidelines.

Responsibilities

• Inspect, service, and repair tanks and trailers to meet FHWA, FMCSA, DOT HM183, and hazmat standards.
• Install add-on components and perform welding; fabricate hydraulic pump systems and carpentry as needed.
• Complete service reports and testing documentation; maintain clean workspaces and tools.

Skills

Mechanical knowledge

Troubleshooting

Tool operation

Safety conscious

Physical stamina

Tools

Hand tools

Welding equipment

Pneumatic tools

Job description

Great Western Trailer (GWT) is immediately hiring full-time Tank Technicians to service semi-trailers at our Oklahoma City, OK facility. As a Tank Technician, you will inspect, repair, and maintain tanks in accordance with Department of Transportation (DOT) and ASTM regulations.

Be a part of our team – Apply now!

What’s in it for you?

• Weekly Paychecks – Get paid on time, every time.
• Weekday Schedule – Monday-Friday, 8:00 AM – 4:30 PM (No weekends!).
• Comprehensive Benefits Package – Health, dental, vision, and life insurance.
• 401K, Flexible Spending & Health Savings Account options.
• Paid Time Off & Sick Leave – Enjoy work-life balance.
• Employee Perks – Discounts, Employee Assistance Program, and a $400 Benefit Card.

Who We’re Looking For

• Quick Learners – Willing to follow instructions, ask questions, and grow their skills.
• Team Players – Punctual, reliable, and respectful, with the ability to work independently.
• Focused & Detail-Oriented – Committed to accuracy, quality, and safety.
• Safety-Minded – Always adheres to company safety policies and procedures.

Tank Technician Responsibilities

Inspect, Service & Repair

• Tanks and trailers to meet FHWA, FMCSA, DOT HM183, and hazmat standards.
• Pneumatic and hydraulic control systems, product pumps, and piping.
• Overfill systems (Scully, Civacon, Flotech, Titan Logix, Garnett).
• Air brake systems, valves, sensors, dome lids, shoes, drums, pads, and rotors.
• Low voltage wiring, harnesses, lights, batteries, and charging systems.
• Chassis, side-shells, caps, doors, retainers, fasteners, floors, and plates.
• Perform preventative maintenance and minor mechanical repairs.
• Troubleshoot electrical and lighting systems; perform sheet metal and paint work.

Installation, Welding & Fabrication

• Install add-on components (toolboxes, pumping systems, ladders, brackets).
• Perform aluminum and steel MIG/TIG welding, including in confined spaces.
• Fabricate hydraulic pump systems and perform wood/metal carpentry.
• Complete wreck repairs and custom fabrication.
• Obtain company weld test certification.

Quality Checks & Reporting

• Complete Mechanic’s Service Reports.
• Prepare FHWA and HM183 testing documentation.
• Maintain clean, organized workspaces and tools.

Required Qualifications

• Minimum 3 years of experience working on or around tank vehicles or pressure vessels. (Candidates without this experience may be considered for Trailer Technician roles instead.)
• Ability to lift/move up to 50 lbs.
• Own a personal set of hand tools (except in California).
• Strong mechanical knowledge of tank and semi-trailer equipment.
• Ability to operate hand, power, pneumatic tools, and welding equipment safely.
• Strong troubleshooting skills and ability to follow service guidelines.

Preferred Qualifications

• 3+ years of tank vehicle service experience.
• Registered Tank Inspector certification.
• Additional certifications such as Tank, ASE, or welding.
• Bilingual (Spanish) is a plus.
• Willingness to work overtime as needed.

Physical Demands & Work Environment

• Frequent standing, walking, kneeling, and lifting (up to 50 lbs.).
• Use of hands and arms for handling tools and materials.
• Work in confined spaces and at heights.
• Exposure to mechanical parts, chemicals, fumes, and varying temperatures.
• Moderate to loud noise levels; potential risk of electrical shock.
• Work may be performed in a shop, yard, or mobile service vehicle.

About Great Western Trailer

Great Western Trailer (GWT) is a growing Semi-Trailer Sales, Leasing, Rental, and Service company with 10 locations across 8 states. We operate in Fontana, CA; Albuquerque, NM; Phoenix, AZ; Grants Pass, OR; Dallas, TX; Houston, TX; Dearborn, MI; Salt Lake City, UT; Oklahoma City, OK; and Tulsa, OK—and we’re expanding!

Apply Today!

If you're passionate about tank trailer repair and want to grow with a company that values your skills, apply now and join our team in Oklahoma City, OK!

This job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee. Other duties, responsibilities, and activities may change or be assigned at any time with or without notice.