Sacristan
A person who works in the sacristy, the room for storing and working with the various items needed for the liturgies and worship of the church. Such items may include the vessels, vestments, books, bread and wine, and candles. Individual members of a parish's altar guild might be called sacristans.
Glossary definitions provided courtesy of Church Publishing Incorporated, New York, NY,(All Rights reserved) from “An Episcopal Dictionary of the Church, A User Friendly Reference for Episcopalians,” Don S. Armentrout and Robert Boak Slocum, editors.