该小组履行以下部分或全部职责：

• 安装和维护配电设备，例如变压器、发电机、稳压器、开关、断路器、电容器、电感器以及监控和数据采集 (SCADA) 系统
• 安装和维护发电站或发电厂的电气设备和仪器
• 使用电压表、电流表和其他电气测试仪器和设备检查和测试已安装的电气设备和装置，以定位电气故障并检查其运行情况
• 修理或更换有故障的电气设备和装置
• 完整的测试和维护报告。

• 通常需要完成中学学业。
• 通常需要完成为期四年的电力系统电工学徒计划或四年以上的行业工作经验和一些大学或行业电气技术课程。
• 马尼托巴省、艾伯塔省、育空地区、西北地区和努纳武特地区提供贸易认证，但属于自愿性质。

• 随着经验的积累，可能晋升到主管职位。

• 电气机械 ( 72422)
• 电力线和电缆工人（72203）
• 电工（工业和电力系统除外）（72200）
• 电力系统电工工头/女工；电力系统电工主管（72011 承包商和主管，电气行业和电信职业）
• 工业电工（72201）

This group performs some or all of the following duties:

• Install and maintain electrical power distribution equipment such as transformers, generators, voltage regulators, switches, circuit breakers, capacitors, inductors, and supervisory control and data acquisition (SCADA) systems
• Install and maintain electrical equipment and apparatus in generating stations or powerhouses
• Inspect and test installed electrical equipment and apparatus to locate electrical faults and check their operation, using volt meters, ammeters and other electrical test instruments and equipment
• Repair or replace faulty electrical equipment and apparatus
• Complete test and maintenance reports.

• Completion of secondary school is usually required.
• Completion of a four-year apprenticeship program for power system electricians or a combination of over four years of work experience in the trade and some college or industry courses in electrical technology is usually required.
• Trade certification is available, but voluntary, in Manitoba, Alberta, the Yukon, the Northwest Territories and Nunavut.

• Progression to supervisory positions is possible with experience.

• Electrical mechanics (72422)
• Electrical power line and cable workers (72203)
• Electricians (except industrial and power system) (72200)
• Power systems electricians foreman/woman; power systems electricians supervisor (in 72011 Contractors and supervisors, electrical trades and telecommunications occupations)
• Industrial electricians (72201)