Gibbs had never been super chatty; what was it that Dinozzo had labeled him? Oh yes, a functional mute. He actually smiled at the thought; sure, some people might be offended by him, but he knew that his friends had never intended to hurt him. They accepted him for who he was, faults and all.
"I was an NCIS Special Agent" he answered, choosing to leave out the part where he was a Special Agent in Charge. It just didn't seem to matter as much without his team here. They were his family and the people that he looked after and without them he was starting to worry what his purpose in life really was.
"Interesting. Do you enjoy your job?" he asked, his curiosity getting the better of him in that moment.