Smith, whose expertise includes concept development and creative design, joins Metro Broadcast from Event Concept, where she was senior product designer.
Mary Metcalfe, managing director, Metro Broadcast, said: "We’ve seen a significant increase in tenders from corporate brands, which require more creative treatment.
"To fully complement a robust technical proposition, we want to equally demonstrate a strong creative approach to delivering effective, live communications for corporate brands. Helen’s skills will add a new dimension to our production proposals and we’re extremely pleased she has taken up this new role."
Smith will assist the agency’s project managers and technical designers to deliver national and international corporate events.