A person who installs repairs replaces and dismantles the machinery and heavy equipment used in almost very industry is called a machinist.
A fitter is a person who installs or puts together engine parts and machinery.
A person who repairs and installs electrical equipment.
we call them electricians
One that installs or repairs equipment (such as steam pipes) for heating, ventilating, or refrigerating systems
Millwright is an old term for a tradesman who builds and installs all the working machinery within a gristmill. In the era before iron and steel all machinery was made of wood. Gears, axles and pulleys were skillfully hand made.
There are a variety of contractors that can install security equipment. Brings security has a business divisoin that is able to install systems in the metro Detroit area.
A field service engineer installs and repairs mircofilming, film-developing and also auxiliary photographic equipment at a customer's premises. They also assemble equipment.
A plumber installs water pipes.
Measurement While Drilling engineer. This tech installs and monitors telemetry equipment on an oil drilling rig that indicates where the drill stem is and reports that information to the driller.
plumbers
I love how bamboo looks and want too have it in my house. Is there a company that installs bamboo floor?
A plumber.