Current State of Washington Radiologic Technologist Certification and/or Current State of Washington Registered Cardiovascular Invasive Specialist (RCIS), certified through Cardiovascular Credentialing International (CCI) with the Cardiovascular Invasive Specialist Certification. Job Summary: Assists physicians in the completion of invasive vascular imaging procedures to include, but not be limited to, cerebral, peripheral and visceral angiography, stent placement, angioplasty, and thrombectomy in addition to the duties of a radiologic technologist.