1. Performs assignments under limited supervision. 2. Directs the work of employees under the direction of the supervisor.  3. Under the direction of the supervisor, assumes general responsibility for the completion of assignments. 4. Determines the manpower and material requirements and the means and methods to be used in accomplishing work assignments and recommends changes. 5. Secures materials, supplies and equipment. 6.  Installs, erects, maintains, alters or repairs any wire, cable conduit, bus way, raceway, support, insulator, conductor, appliance, apparatus, fixture or equipment which generates, transforms, transmits or uses electrical energy for light, heat, power or other purposes (including protection of electrical circuits and switch gears). 7. Maintains clean work area and/or