A mounting device securable to a structure comprising a channel comprises a plate, a cable management member and an engagement member for securing the device to the structure. The mounting device may be secured to the structure by inserting an installation tool into the geometric opening and rotating the mounting device. The engagement member may comprise opposing retaining tabs extending from a bottom surface of the plate or opposing depressions formed in a top surface of the plate. The cable management member may comprise a pair of bridge arms that form a geometric opening.