[header] How to become an mri technician [title] Learn about the responsibilities of mri technicians. [step] An mri machine is a magnetic resonance imaging machine, which uses magnetic fields to create two-and three-dimensional images of parts of a patient's body to help with treatment and diagnosis. An mri technician is responsible for operating an mri machine to conduct tests on patients. 
[substeps] First off, you will need a great deal of technical knowledge to operate an mri machine. You need a thorough understanding of how the technology works as you'll be operating the machine and may be responsible for detecting any problems a hospital's mri machine might display.