Или: "электромонтажник (мастер по монтажу) внутренней электропроводки"

Вакансия Электромонтажник (ПК)
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Монтаж внутренней электропроводки в жилых многоэтажных домах;; Установка щитов;; Монтаж оконечных устройств;; Монтаж ВРУ; ...

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Note added at 45 mins (2020-09-28 12:21:40 GMT)
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Или более широко: "специалист по внутренней электропроводке"

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Note added at 57 мин (2020-09-28 12:34:00 GMT)
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или
электрооборудование зданий

Если посмотреть программы обучения в США по этой специальности, то это электрик широкого профиля и высокой квалификации, причем работать он может где угодно - как в здании, так и на улице или в открытом поле.
Вот цитаты из описания учебного курса https://www.lanecc.edu/apprenticeship/inside-electricians-ap...
Job Description
Inside electricians perform electrical installations, construction, maintenance, repair and service. They work on electrical construction projects ranging from single-family residences to state-of-the-art industrial plants. They install conduits and wire lighting, switches, converters, and complex computerized systems.
Working Conditions
Electricians work outside in the mud, dirt, cold, sun, rain and snow; inside homes and climate-controlled modern offices; and in clean rooms in hospitals and manufacturing plants. The work requires standing, bending, crawling, lifting, climbing, pulling, and reaching and working in cramped spaces or on ladders and scaffolding. Hazards include falling, electric shocks, burns and falling objects.
У такого электрика широкий круг обязанностей, а уровень подготовки - примерно как у инженера, цитата из https://www.lanecc.edu/sites/default/files/apprenticeship/ar...
ESSENTIAL FUNCTIONS:
• Installs, alters, maintains, and repairs electrical wiring systems and equipment, both high and low voltage (i.e., wall electrical outlets, signaling systems, air distribution systems, pumps, transformers, motors, streetlights, and appliances)
• Installs and maintains and repairs motors, transformers, and control equipment
• Installs, maintains, and repairs multiple types of circuits and lighting systems in a Residential, Commercial and Industrial setting
• Draws circuits and line diagram for controls;
• May operate earth moving equipment, aerial equipment, fork lifts, pneumatic equipment used in the installation and repair of electrical equipment;
REQUIRED ABILITIES:
• Distinguish between the full range of and work with color coded electrical wiring.
• Use graphic instructions such as blueprints, schematic drawings.
• Regularly make complex mathematical computations.
• Exercise independent thought and action within the scope of specific assignments.