MRI Tech PT Variable Shifts On call requirements: 1 week per month; must live within 30 minutes of the hospital Preference but not required: 1 year of recent MRI experience, 3T and 1.5T GE scanner experience. Experience with anesthesia patients, and patients with pacemakers and other implants. About Us Here & we promote the well-being of all individuals, families, and communities. And is the largest not-for-profit healthcare system in Texas that empowers you to live well.