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OaSIS 2025 Version 1.0
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94203.02 – Electrical fitters and wirers, industrial electrical motors and transformers

Electrical fitters and wirers, industrial electrical motors and transformers assemble, fabricate, fit and wire heavy-duty industrial electrical equipment.

Overview

Example job titles

  • Electrical control equipment fitter-assembler
  • Electrical fitter
  • Electrical switchgear wireperson

Core competencies

  • Operation and Control to control tools and equipment precisely to ensure components are correctly assembled without causing damage to sensitive parts like circuits or transformers
  • Operation Monitoring of Machinery and Equipment to oversee equipment and machinery in order to detect issues early, facilitate proactive maintenance and plan or optimize performance
  • Arm-Hand Steadiness to have precise control over hand movements while assembling panelboard and switchboard cabinets or installing bus bars used to carry heavy electrical current
  • Control of Settings to accurately set and adjust multiple devices, such as capacitors, breakers, voltage regulators or other electrical control devices
  • Attention to Detail to avoid electrical faults, short circuits or equipment failure by meticulously following wiring diagrams, schematics and assembly instructions to correctly connect components and wires
  • Knowledge in Electrical and Electronics to understand electrical principles, such as circuit diagrams, voltage, current and resistance, in order to ensure fitters and wirers correctly install and assemble electrical systems

Main duties

This group performs some or all of the following duties:

  • Interpret engineering drawings, electrical schematics and blueprints
  • Fit motor starters, contactors, capacitors, circuit breakers, voltage regulators, printed circuit boards or other electrical control devices into switchboards and panelboards to produce automated processing control equipment, electrical distribution panels, or other 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 fabricating equipment to fabricate or modify bus bars.

Additional information

  • Progression to supervisory positions is possible with experience.

Similar occupations classified elsewhere

Exclusions:

  • Electrical and electronics engineering technologists and technicians (22310)
  • Electrical mechanics (72422)

NOC hierarchy breakdown

NOC version

NOC 2021 Version 1.0

Broad occupational category

9 – Occupations in manufacturing and utilities

TEER

4 – Occupations usually require a secondary school diploma; or several weeks of on-the-job training

Major group

94 – Machine operators, assemblers and inspectors in processing, manufacturing and printing

Sub-major group

942 – Assemblers and inspectors in manufacturing

Minor group

9420 – Mechanical, electrical and electronics assemblers and inspectors

Unit group

94203 – Assemblers, fabricators and inspectors, industrial electrical motors and transformers

Occupational profile

94203.02 – Electrical fitters and wirers, industrial electrical motors and transformers

O*NET in-it

This page includes information from the O*NET 27.2 Database by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA). Used under the CC BY 4.0 license. O*NET® is a trademark of USDOL/ETA. Employment and Social Development Canada has modified all or some of this information. USDOL/ETA has not approved, endorsed, or tested these modifications.