Job Description: Maintains underground vaults and pole-mounted subsystems up to 120 feet above ground level.Pumps water out of vaults; inspects connections between spliced wires; removes deteriorated or damaged insulation from splices/cables; tightens splice connectors; and replaces insulation and retapes connections.Inspects pole-mounted transformers for loose connections, leaking fluid silicon coolant and burn marks or corrosion on or near connections in cut-outs.Tightens loose connections, replaces damaged or deteriorated insulation and taping, and exercises cut outs to ensure that they are working properly.Maintains exterior lighting.Installs, repairs and replaces electrical components carrying 120-600 volts in bu