An echocardiography technologist (echo technologist) operates ultrasound equipment in a clinical setting. Your responsibilities include obtaining echocardiogram images of hearts and vascular systems for diagnostic purposes. Echo technologist contract positions involve working in a healthcare facility for a set period of time, although in some cases your assignment may be extended. Your duties for each contract assignment include operating ultrasound equipment and working with patients to obtain diagnostic images. You read physicians' orders for each test, create echocardiograms, and include accompanying medical records and reports for each ultrasound.