The Whitley County Engineer and the Whitley County Surveyor are the technical authorities for matters relating to county legal drains, bridges, small structures, section corners, address verification, development standards, highway specifications and standards, highway rights-of-way, public way vacations, and voting districts.

The Whitley County Engineer and the Whitley County Surveyor are voting or ex officio (non-voting) members of various boards, commissions, and committees including the Whitley County Drainage Board , the Whitley County Plan Commission, the Joint Advisory Board, the Development Plan Committee, the Whitley County Comprehensive Plan Steering Committee, the GIS Task Force, and the Website Committee.