**Description** Essential Duties and Responsibilities: • Must be able to comprehend instructions from supervisors and/or co-workers. • Must pass pre-employment welding examination. • Applies knowledge of welding techniques. • Communicates verbally/effectively in English with supervisors and co-workers for resolution of any questions that may arise regarding safety, job conduct, or product quality control. • Must be able to read and understand blueprints as well as the translation of that information into the finished product. • Cuts as needed to remove internal tubes. • Cuts shells as necessary to retube bundles. • Welds shells back together. • Repairs exchanger parts, tube sheets (channel heads and covers). • Installs nozzles. • Make welds meeting x-ray quality as required also in alloy 800 Hastelloy or stainless steel. • Performs acetylene cutting. • Performs grinding inside shell and or on tube as needed. • Operates vehicles and power tools when authorized and qualified to do so and in accordance with established company rules and work orders. • Cleans up work area and equipment after work is completed. • Complies with all applicable rules, regulations, policies, and procedures of the company. • Must be able to work, when necessary, plus reasonable overtime day or night and/or weekends. Marginal Job Functions: • Measures and directs the fitting of shell assemblies. • Aids crane operator by visual and vocal signals when parts/assemblies are being positioned or lifted. • Perform various QC duties. • Use broom and other cleaning equipment to maintain the work area in a clean, orderly environment. • Assists in the tool room with documentation, record keeping, and answering employee questions. • Assists in handing out welding rods/equipment and record keeping. • Shipping and receiving material record keeping. • All of the above duties can be performed with limits of occasional 10 pound lifting, two hours standing, and sitting balance of time. • Company reserves the right to assign jobs and tasks not specified above.