ACA, Unrestricted Certified Trade, Designated Red Seal Trade


  • Read and interpret blueprints or welding process specifications
  • Lay out, cut and form metal to specification
  • Repair worn parts of metal products by welding on extra layers
  • Fit sub-assemblies and assemblies together and prepare assemblies for welding
  • Operate manual or semi-automatic welding equipment to fuse metal segments using processes such as gas tungsten arc (GTAW), gas metal arc (GMAW), flux-cored arc (FCAW), plasma arc (PAW), shielded metal arc (SMAW), oxy-acetylene (OAW), resistance welding and submerged arc welding (SAW)
  • Operate manual or semi-automatic flame cutting equipment
  • Operate brazing and soldering equipment
  • Operate metal shaping machines such as brakes, shears and other metal straightening and bending machines

Personal Qualities

  • You enjoy working with your hands
  • You work indoors with noise, vibrations and other hazards that are common to the job
  • You enjoy working to close and exacting tolerances
  • You are able to work in uncomfortable or unusual positions at times
  • You have the stamina to be on your feet for long periods of time
  • You have excellent hand/eye coordination and good eyesight
  • You like to learn new things on a consistent basis
  • Review the Essential Skills profile for additional qualities required srv108.services.gc.ca/english/profiles/218.shtml

Career Opportunities

  • Welders work in the non-electrical, machinery, construction and metal-fabricating industries which include fabricating shops, manufacturers of structural steel and plate work, construction companies, boiler makers, heavy machinery contractors, aircraft contractors, ship building and other transportation contractors as well as specialized welding shops
  • Some welders work on a project basis for contractors through a union

Educational/Training Requirements

  • The minimum entry for apprenticeship is Grade 12
  • Completion of a 5,280 hour apprenticeship program is required
  • If you have completed 6,000 hours of on the job experience/training but have not completed the Apprenticeship Program you may be eligible to challenge the Certificate of Qualification
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