Assemblers, fabricators and inspectors, industrial electrical motors and transformers (NOC 9525)

About this job

Assemblers and inspectors in this group work for manufacturers of industrial electric motors, transformers, control equipment, railway locomotives, transit vehicles and other heavy electrical equipment and perform a variety of tasks.

People in this occupation:

  • assemble, build, fit, wire and inspect heavy-duty industrial electrical equipment
Common job titles
  • assembler, armature - coil former / winder
  • assembler, high-voltage transformer
  • assembler, industrial brakes / motors
  • assembler, motors - AC / DC
  • assembler, transformer
  • builder, welder, stator and rotor cores


  • assemble and fit metal and other pre-made parts according to blueprints to build heavy-duty electric motors or transformers
  • build supports for heavy-duty electric motors, build transformer cores, assemble windings into cores using overhead cranes and make electrical connections using crimping, brazing and soldering equipment
  • assemble and fit electrical motor or transformer equipment.
  • set up and adjust production machinery and equipment, such as coil winding machines, for the manufacture of heavy-duty electrical equipment
  • may perform basic tests on electric motors automation equipment

Electrical fitters and wirers:

  • read engineering drawings, electrical diagrams and blueprints
  • fit electrical control devices into switchboards and panelboards to produce industrial electrical control equipment
  • wire electrical connections for switchboards and panelboards
  • assemble panelboard and switchboard cabinets and install bus bars used to carry heavy electrical current
  • may operate metal working equipment to make or modify bus bars


  • watch production and troubleshoot production problems
  • check final assembly of electric motors, transformers or control equipment for quality control standards
  • collect, record and review inspection results

Special duties

Workers may install or repair electrical wiring, motors and generators. They may also maintain underground power transmission and distribution systems.

Workers in this group may also operate semi-automatic electric arc welding equipment and repair industrial electrical control systems and devices.  In addition, people in these occupations may operate metal machining tools to shape metal or use hand and power tools to fabricate wood products.


Work environment

Key aspects of work in this occupation:

  • Assemblers and inspectors in this group usually work in an indoor work environment.  This work can produce enough noise to cause loss of hearing.
  • Workers are exposed to electrical circuitry, high tension wires, transformers or other equipment that may be a source of electrical shock. Work may be performed with equipment, machinery or power/hand tools that could cause an injury.

Career paths and resources

Career paths

With experience, progression to supervisory positions is possible.

Additional resources

Additional resources are not currently available for this career.