Under the general supervision of the EP Lab Supervisor and the CV Services Director, the EP Technologist in cooperation with the physicians and nursing personnel assists with diagnostic and therapeutic invasive electrophysiology patient procedures, including cardiac device implantation. Demonstrates knowledge of the principles of radiographic imaging, 3D cardiac mapping of electrophysiological pathways, patient physiologic monitoring and cardiac arrhythmia recognition and pacing during EP ablation procedures. Complies with principles of sterile techniques. Collects and assembles data for database, outcome analysis and performance improvement. Responsible to carry out any other activities assigned by the supervisor to assure the department runs effectively and efficiently.