A radiologic technologist becomes an MRI technologist through the ARRT post-primary pathway: hold a current ARRT credential in radiography, complete structured MRI education and a documented set of supervised MRI clinical procedures, then pass the ARRT MRI certification exam. This is the most direct cross-training route in medical imaging, because the radiography credential already covers patient care, anatomy, and imaging principles, and only the MRI-specific physics, safety, and procedures remain. Many technologists complete the clinical component on the job at their own hospital; others enroll in a certificate program that arranges both the coursework and the clinical placements. Licensing requirements vary by state; check your state radiologic technology board.
| Radiologic Technologist | MRI Technologist | |
|---|---|---|
| Typical credential | Associate degree; ARRT (R) certification; state license in most states | ARRT (MR) certification via primary or post-primary pathway; state license or permit where required |
| Modality | X-ray and fluoroscopy using ionizing radiation | Magnetic resonance imaging using magnetic fields and radiofrequency energy |
| Cross-training route | - | ARRT post-primary pathway for technologists already certified in radiography, nuclear medicine, radiation therapy, or sonography |
| Common cross-training length | - | Often 9 to 18 months for a certificate program; on-the-job routes vary; varies by program and state |
| BLS median (May 2025) | $80,110 | $95,480 |
| Projected growth 2024-34 | 4.3 percent | 7.1 percent |
Figures are for SOC 29-2034 (Radiologic Technologists and Technicians) and SOC 29-2035 (Magnetic Resonance Imaging Technologists).
The American Registry of Radiologic Technologists (ARRT) offers MRI certification through two routes. The primary pathway is for people entering imaging for the first time through an MRI degree program. The post-primary pathway is for technologists who already hold an ARRT credential in a supporting discipline: radiography (R), nuclear medicine technology (N), radiation therapy (T), or sonography (S). Radiologic technologists use the post-primary route.
The post-primary requirements, as published by the ARRT, are:
The specific counts and content requirements are published in the current ARRT handbook and change periodically.
A separate certifying body, the American Registry of Magnetic Resonance Imaging Technologists (ARMRIT), also certifies MRI technologists. Some employers accept either; many hospital systems prefer ARRT (MR). State rules on which credentials are recognized vary; check your state board.
Two ways to meet the requirements. Some technologists enroll in a post-primary MRI certificate program at a community college or hospital-based school, which packages the didactic content and arranges clinical rotations. Others are cross-trained by their employer, taking the structured education online or through vendor and professional-society courses while completing procedures in their own department. The employer route depends on whether your department is willing to train you.
The core eligibility is straightforward: a current ARRT credential in radiography or another supporting discipline. Beyond that, certificate programs and employers commonly look for:
More transfers here than in most healthcare pathways, which is why the post-primary route exists:
What does not transfer is the MRI-specific material: magnet and radiofrequency safety, pulse sequences and parameters, artifact recognition and correction, contrast agents used in MRI, coil selection, and the procedure-by-procedure protocols. Screening patients and staff for implants and ferromagnetic objects is a safety responsibility with no equivalent in radiography, and it is treated with corresponding seriousness in training.
Most technologists should plan on roughly one year from starting MRI training to holding the ARRT (MR) credential, with a realistic range of nine months to two years. Program length varies by program and state.
Both roles image patients under a radiologist’s direction, but the daily work differs.
A radiologic technologist positions patients for X-ray and fluoroscopy exams, selects exposure factors, and manages radiation protection. Exams are short, volume is high, and much of the work is in emergency departments, operating rooms, and portable imaging at the bedside.
An MRI technologist runs longer, more technically involved exams, often 20 to 60 minutes per patient, in a controlled magnet environment. The technologist screens every patient and every object entering the room for magnetic safety, selects and adjusts pulse sequences, positions coils, administers gadolinium-based contrast where ordered, monitors the patient throughout, and evaluates images for artifacts before the study is sent for reading.
The changes technologists notice most: fewer patients per shift, more time per patient, no radiation exposure, and a much higher standard of safety vigilance. MRI departments in many hospitals run extended hours, so evening, night, and on-call shifts are common.
| Occupation | BLS median (May 2025) | Projected growth 2024-34 | Openings per year |
|---|---|---|---|
| Radiologic Technologists and Technicians (SOC 29-2034) | $80,110 | 4.3 percent | About 12,900 |
| Magnetic Resonance Imaging Technologists (SOC 29-2035) | $95,480 | 7.1 percent | About 2,600 |
Source: BLS Occupational Employment and Wage Statistics, May 2025 (wages) and BLS Employment Projections, 2024-34 (growth and openings).
The MRI median is meaningfully higher than the radiography median, and MRI employment is projected to grow faster. The important caveat is scale: BLS counts about 43,390 MRI technologists compared with about 230,490 radiologic technologists, and MRI generates only about 2,600 openings per year nationally. Positions exist, but in smaller hospitals and rural areas there may be only a handful of MRI slots, which is one reason many technologists hold both credentials. Pay varies by employer, location, experience, and credentials; individual outcomes may vary.
For a working radiologic technologist, MRI cross-training is one of the shorter and more clearly rewarded steps available. Points to weigh:
If you are still comparing the two roles rather than planning the move, the radiology technician vs MRI technologist comparison covers the differences side by side.
Often yes, in the sense that no new degree is required. The ARRT post-primary pathway requires structured MRI education and documented clinical procedures, which some hospitals provide through in-house cross-training. Many technologists still choose a certificate program because it packages the education and clinical placements.
Commonly about one year, with a range of roughly nine months to two years depending on whether you attend a certificate program or cross-train on the job and how long it takes to complete the required procedure mix. Length varies by program and state.
A current ARRT credential in radiography, nuclear medicine, radiation therapy, or sonography; completion of structured MRI education in the exam content areas; documentation of a specified number and mix of supervised MRI procedures; and a passing score on the ARRT MRI exam. Current requirements are published in the ARRT handbook.
According to BLS Occupational Employment and Wage Statistics, May 2025, the median annual wage was $95,480 for MRI technologists and $80,110 for radiologic technologists and technicians. Pay varies by employer, location, experience, and credentials; individual outcomes may vary.
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