From June of 1995 to November of 1996 to December of 1998 she was Permanant Secretary to to the Office of the President, in 1999 she became head of the Gambian Civil Service.
From June of 1995 to November of 1996 Mrs. Joiner was Permanent Secretary for the Ministry of External Affaairs. From December of 1998 she was Permanant Secretary to to the Office of the President, in 1999 she became head of the Gambian Civil Service.