该小组履行以下部分或全部职责：

飞机仪表机械师和技术员

• 修理和大修、安装、校准和测试飞机仪表。

飞机电气机械师和技术员

• 修理和大修、修改、安装和测试飞机电气系统和设备。

航空电子机械师和技术员

• 排除故障、修理和大修、测试、修改、安装和检查飞机电子系统和组件，包括通信、导航和自动飞行设备。

航空电子检查员

• 检查和测试飞机仪表、电气和航空电子系统，确保这些系统的安装、维护、修理和大修符合加拿大运输部和公司的性能和安全标准。

• 飞机仪表和航空电子机械师和技术人员需要完成两到三年的航空电子或电子大学课程。
• 飞机电气机械师和技术人员需要完成作为电气或电子技术员的大学课程。
• 本单元组的所有机械师和技术人员都需要四年的在职或公司学徒培训。
• 航空电子检查员需要完成两到三年的航空电子或电子大学课程，以及三到五年的航空电子机械师或技术员经验。
• 签署维护发布和证明适航性的航空电子设备检查员、机械师和技术人员需要加拿大交通部颁发的飞机维护工程师 (AME) 执照（E 类 - 航空电子设备）。
• 对于本单元组中的某些职业，加拿大航空航天委员会 (CCAA) 可提供行业认证。
• 在魁北克，专业技术人员监管机构的成员必须使用“专业技术人员”的头衔。

• 在修理和大修车间工作的飞机机械师和技术人员服务和测试电气、电子和仪器部件。
• 满足上述教育和培训要求并通过加拿大交通部 AME 考试即可获得 AME 执照。
• 航空电子设备检查员、维护技术人员和机械师可以获得对其 AME 执照的进一步认可，使他们能够检查和认证更广泛的飞机和航空电子系统。
• 在维修机库工作的航空电子机械师和技术人员对飞机系统和部件进行故障排除、维修、安装和检查。
• 随着经验的积累，有可能晋升到特定专业领域内的主管职位。

• 飞机装配工和飞机装配检查员（93200）
• 飞机机械师和飞机检查员（72404）
• 适航检查员（22231工程检查员和监管人员）
• 电气机械 ( 72422)
• 工业仪器技术员和机械师（22312）

This group performs some or all of the following duties:

Aircraft instrument mechanics and technicians

• Repair and overhaul, install, calibrate and test aircraft instruments.

Aircraft electrical mechanics and technicians

• Repair and overhaul, modify, install and test aircraft electrical systems and equipment.

Avionics mechanics and technicians

• Troubleshoot, repair and overhaul, test, modify, install and inspect aircraft electronic systems and components including communications, navigation, and autoflight equipment.

Avionics inspectors

• Inspect and test aircraft instrument, electrical and avionics systems and ensure that the installation, maintenance, repair and overhaul of these systems meet Transport Canada and company standards of performance and safety.

• Aircraft instrument and avionics mechanics and technicians require completion of a two- to three-year college program in avionics or electronics.
• Aircraft electrical mechanics and technicians require completion of a college program as an electrical or electronic technician.
• Four years of on-the-job or company apprenticeship training is required for all mechanics and technicians in this unit group.
• Avionics inspectors require completion of a two- to three-year college program in avionics or electronics and three to five years of experience as an avionics mechanic or technician.
• Avionics inspectors, mechanics and technicians who sign maintenance releases and certify airworthiness require an Aircraft Maintenance Engineer's (AME) licence (category E - avionics) issued by Transport Canada.
• Industry certification is available from the Canadian Council for Aviation & Aerospace (CCAA) for some occupations in this unit group.
• In Quebec, membership in the regulatory body for professional technologists is required to use the title "Professional Technologist."

• Aircraft mechanics and technicians who work in repair and overhaul shops service and test electrical, electronic and instrument components.
• An AME licence can be obtained by fulfilling the education and training requirements as stated above and passing Transport Canada AME examinations.
• Avionics inspectors, maintenance technicians and mechanics may acquire further endorsements to their AME licence allowing them to inspect and certify a broader range of aircraft and avionics systems.
• Avionics mechanics and technicians who work in maintenance hangars troubleshoot, repair, install and inspect aircraft systems and components.
• Progression to supervisory positions within specific areas of expertise is possible with experience.

• Aircraft assemblers and aircraft assembly inspectors (93200)
• Aircraft mechanics and aircraft inspectors (72404)
• Airworthiness inspector (in 22231 Engineering inspectors and regulatory officers)
• Electrical mechanics (72422)
• Industrial instrument technicians and mechanics (22312)