Darrell has served in various capacities at congregational, regional, national, and European-wide levels in ministry and mission. In 2012, he was appointed Senior Lecturer in Missiology at Morling College, Sydney.
In addition to being an ordained Baptist pastor, he has held adjunct and visiting faculty positions at a variety of colleges and is a regular conference speaker whose writing is widely published.
He is the Secretary of the Australian Association of Mission Studies and a Mission Commission Associate of the WEA. He is also a member of the International Association of Mission Studies, the National Leadership Team for Missions Interlink in Australia, and the Board of European Christian Mission International.
Darrell and his wife Beth have two children.