Do an electrician's job (4)
I believe the answer is:
wire
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">do an electrician's job</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for wire that I've seen before include "Flexible strands of metal" , "Flex" , "Thin strip of metal, may be barbed" , "Metal fastener" , "Hand signal; breaker" .)