They have abilities troubleshooting wiring problems, putting in wiring in existing buildings, and making repairs. Needle-Nostril Pliers : Pliers with a protracted, tapered gripping nostril of varied measurement, with or without cutters, generally smaller and for finer work (including very small instruments utilized in electronics wiring). Journeymen are electricians who've completed their Apprenticeship and who have been found by the local, State, or National licensing physique to be competent within the electrical commerce. Along with these bodily talents, training, and a license, there are also certain tender expertise , or private qualities, one wants to reach this occupation. Although theater electricians routinely perform electrical work on stage lighting devices and equipment, they are not part of the electrical commerce and have a special set of abilities and qualifications from the electricians that work on building wiring. Qualifications certificated by awarding organisations reminiscent of Metropolis and Guilds and EAL are primarily based on these National Occupational Standards.