EKG tech vs. cardiac monitor tech: What’s the difference
By: Michael Eugene | May 2026
The roles of electrocardiogram (EKG) technician and cardiac monitor technician share some similarities. Both roles involve reading heart rhythms. Both work in healthcare settings surrounded by monitors, waveforms, and patients who depend on accurate readings. But an EKG technician and a cardiac monitor technician do different jobs, in different ways, with different day-to-day routines.
If you’re researching cardiac care careers and aren’t sure which path fits you better, here’s what you need to know.
What does an EKG technician do?
An EKG technician performs electrocardiograms, which are diagnostic tests that record the electrical activity of a patient’s heart. The test itself is quick, usually taking about 10 minutes. You’ll prep the patient, place electrodes on their chest, arms, and legs, connect the leads to the EKG machine, and run the test. Once the recording is complete, you hand it off to a physician or cardiologist for interpretation.
The work environment varies. EKG technicians can work in hospitals, outpatient clinics, cardiology offices, and diagnostic testing centers. According to O*NET, core tasks also include checking and maintaining cardiology equipment and adjusting settings according to physician orders. It’s a hands-on, patient-facing role with a lot of variety in your day.
What does a cardiac monitor technician do?
A cardiac monitor technician watches heart rhythms continuously. Instead of performing one test and moving on, they continuously monitor cardiac rhythms using tools known as telemetry equipment. As a cardiac monitor tech, you’ll spend time sitting at a monitoring station, typically outside patient rooms, watching live telemetry feeds from multiple patients at once. Your job is to identify abnormal heart rhythms and alert the nursing or medical team immediately when something looks abnormal.
This role is almost exclusively hospital-based, typically located in intensive care units, cardiac step-down units, or other areas where patients need continuous cardiac surveillance. The work requires sustained concentration and a solid understanding of cardiac rhythm interpretation, since you need to tell the difference between a benign rhythm change and one that needs immediate clinical attention.
Compared to an EKG tech, the cardiac monitor tech role is more stationary. Rather than walking from room to room, you’ll find yourself watching screens, documenting rhythm strips, and communicating findings to the care team throughout your shift.
Key differences at a glance
The simplest way to think about it: EKG techs perform short diagnostic tests, while cardiac monitor techs provide ongoing surveillance. An EKG is a snapshot. Telemetry monitoring is a live feed.
Patient interaction
EKG techs spend more direct time with patients, prepping them and placing electrodes. Cardiac monitor techs interact less with patients directly but communicate frequently with nurses and physicians about what they’re seeing on the monitors.
Work settings
EKG techs have more flexibility. Hospitals, clinics, cardiology practices, and outpatient centers all hire them. Cardiac monitor techs work almost exclusively in hospitals since continuous monitoring is a hospital function.
Day-to-day rhythm
If you prefer moving around and working with different patients throughout your shift, becoming an EKG tech may be the better fit. If you prefer a focused, detail-oriented role where you’re watching for critical changes in real time, cardiac monitoring could suit you well.
Education and certification
Both roles are accessible without a four-year degree. EKG technicians typically complete a certificate program covering cardiac anatomy and physiology, medical terminology, EKG lead placement, and rhythm interpretation. The most widely recognized credential is the Certified EKG Technician (CET) certification, administered by the National Healthcareer Association (NHA). The CET exam covers EKG administration, interpretation, patient care, and cardiac anatomy. To qualify, you’ll need to complete a training program or have at least one year of supervised work experience.
Cardiac monitor technicians often follow a similar educational path, with some employers accepting an EKG technician certificate as the baseline qualification as it is broader in scope but ensures a baseline of competency for technicians just starting out. Requirements vary by employer, but the foundational knowledge in cardiac rhythms is the same for both roles.
Salary and job outlook
The U.S. Bureau of Labor Statistics (BLS) groups EKG technicians and cardiac monitor technicians under the broader category of cardiovascular technologists and technicians. The median annual wage for this group was $67,260 in May 2024, though entry-level EKG and cardiac monitor tech positions typically start below that median since the category also includes more advanced roles like cardiac sonographers and vascular technologists.
Employment in this category is projected to grow 3% from 2024 to 2034, with roughly 3,800 openings each year. The BLS notes that demand is driven by the aging U.S. population and the growing prevalence of cardiovascular disease. As more people need cardiac testing and monitoring, both EKG techs and monitor techs will continue to be in demand.
One thing worth noting: starting in an EKG or cardiac monitor tech role doesn’t lock you into one path. Many people use these positions as a stepping stone. With additional training, you could move into cardiac sonography, stress testing, or other specialized cardiovascular technology roles that come with higher pay and expanded responsibilities.
Getting started with U.S. Career Institute
U.S. Career Institute’s online EKG Technician certificate program can be completed in as little as 3-6 months. The curriculum covers:
- Medical insurance, medical records, and electronic records
- Medical terminology and medical shorthand
- Introduction to anatomy: Landmarks and divisions
- Ethics, legal issues, and interpersonal skills
- Safety in the medical office and first-aid procedures
- Vital signs and practice management software
- Cardiovascular diseases and disorders
- Cardiovascular anatomy and physiology
- EKG equipment, EKG placement, and EKG analysis
The program prepares you for the NHA Certified EKG Technician (CET) exam, with the exam fee included in your tuition. Please note that you will need to gain live skills experience prior to obtaining your certification. This experience is not included in the training program and will need to be secured by the student.
Because the program is 100% online and self-paced, you can train around your current schedule. Whether you’re aiming for an EKG tech role or planning to use the credential as a foundation for cardiac monitoring work, the training covers the core knowledge both paths require.
Ready to start your career in cardiac care? Request free information about U.S. Career Institute’s EKG Technician program.