A replacement is yet to be found. He reported to head of press for radio Sue Lynas and Radio 1 controller Andy Parfitt.
At Chrysalis, Caley reports to radio CEO Phil Riley. He replaces Huw Davies, who left for a career break after five years at the organisation.
Caley will work across Chrysalis's four stations, Heart, Galaxy, LBC and The Arrow. He heads a three-strong in-house consumer PR team.