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Electrical & Instrumentation Technicians install, service, troubleshoot and perform preventive and predictive maintenance functions on equipment.

This includes plant lighting equipment and receptacle circuits, motors, starters, motor control centers, programmable controllers, control panels, electrical control systems and transformers. They may also service high voltage electrical systems, and ensure that work is in accordance with relevant codes. They repair, test, adjust, calibrate or install electronic equipment, such as industrial controls, transmitters and antennas.

Working Conditions

Most electrical and instrumentation technicians work in manufacturing, including paper mills, food processing and a variety of other industries such as printing, brewer and metal machinery. Industrial Electrical & Instrumentation Technicians must be able to stand for long periods of time and work in cramped or uncomfortable positions on ladders or lifts. They often work with hands above head, in confined spaces and in a variety of conditions and temperatures, both hot and cold. They use personal protective equipment to avoid common hazards; such as safety belts, protective glasses and hard hats.


  • Must be at least 18 years old
  • Must have high school diploma or equivalent
  • Must be physically able to perform trade
  • Must meet any additional qualifications set forth by employer

Terms of Apprenticeship

  • 5–6 year program
  • 9,392 hours of on-the-job training
  • 1,008 hours of paid related classroom instruction
  • Apprentice must complete Red Cross First Aid, CPR, and Transition-To-Trainer Courses

Get Started

To become an electrical and instrumentation apprentice you need to find an employer who will sponsor you. Each company has its own requirements for entry into the apprenticeship program. Once you have a sponsor, your employer will contact the Bureau of Apprenticeship Standards who will create an apprenticeship contract between you and your employer.


For questions about electrical and instrumentation apprenticeships or the application process, please contact Stephanie Haka at, or Job Center, 364 Grand Avenue, Wausau, WI, 54403.