Ohmstede Ltd. is the only company that offers fully integrated turnaround and specialty maintenance services with state-of-the-art shell and tube heat exchanger fabrication and repair under “one roof.” We’re the largest U.S. manufacturer of shell and tube heat exchangers, including replacement tube bundles, channels and shells.


  • Perform combo welding of all components and complete exchanger units.

    • Shell and component welding.
  • Follow the parameters of the assigned WPS for each job (amperage, preheat & interpass temperatures, consumable size, and travel speed, etc).
  • Perform assigned tasks in a safe manner, following EHS requirements relating to PPE and Safe Working Practices.
  • Perform personal quality control of your welds (required weld type and size, no undercut, buckshot, etc.).

    • Perform grinding and/or cleaning of welds as necessary to achieve standards.
    • Correct non-conforming welds as necessary.
  • Follow weld shop practices relating to QC requirements and consumable traceability for each job/WO.
  • Use broom and other cleaning equipment to maintain the work area in a clean, safe, and orderly environment.
  • Perform other duties and welding methods as assigned by supervision.

Knowledge – H.S. diploma or equivalent; or equivalent experience, sufficient product knowledge/welding procedures.

Skills – Must read and write English language in order to read weld procedures and fabrication drawings and requirements. Must be proficient in at least 2 of the 4 required welding disciplines listed above (Basic Function) and able to pass ASME welding test. Heat exchanger job shop experience preferred.

Required Tools – Hood, steel measuring tape, wire cutters, center punch, gloves, ball pein hammer, hex key wrenches, adequate tool box.

We offer our employees a competitive salary and comprehensive benefits package and are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled