Oliver has been married to Sinead for 38 years and has five children. He has worked in the hospitality and tourist industry since 1979.
Oliver was elected to Moyle Council for 18 years. As a councillor he served as the Council’s first Sinn Fein Chairperson and the first Sinn Fein Chairperson of Moyle’s district policing partnership.
He is currently chairperson of the local disability group, Friends.
Oliver represented the Council on a number of bodies including the Strategic Waste Board, Northern Education and Library Board, The Rural Development Board, Chair of Moyle Sports Advisory Committee, North Antrim Community Network and on several tourist committees.
In 2011 Oliver became the first Sinn Fein councillor elected to the old Larne Council.
Later that year Oliver was elected as an MLA for East Antrim and re-elected in May 2016. Oliver has many years of experience working at both regional and local government level.
Oliver is currently a member of the Education Authority Board and has recently been appointed the Board’s Disability Champion.