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Cardiology Tech Full Time Days

Northwestern Medicine · Palos Heights, IL · Full time · Health Care Provider

Posted Oct 5, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about a time you worked closely with nurses and physicians to care for a patient.

What they are checking: Whether they collaborate well, since cardiology techs support many teams.

The posting asks you to write up your accomplishments and growth goals each year. What would you put on that list right now?

What they are checking: Whether they reflect honestly on their own performance, which the posting says is part of the appraisal process.

What would you do

You run an ECG and see what looks like a dangerous rhythm. What do you do?

What they are checking: Whether they recognize critical values and alert the physician right away per policy, as the posting requires.

A patient becomes dizzy and pale during a stress test. What do you do?

What they are checking: Whether they stop the test, keep the patient safe and get the physician or nurse immediately.

About the work

Walk me through how you prepare a patient and place leads for a 12-lead ECG.

What they are checking: Whether they know correct lead placement and skin prep, since bad placement produces misleading tracings.

What rhythms or findings would you treat as critical on an ECG?

What they are checking: Whether they can identify things like ST elevation, very fast or slow rates and heart blocks that need urgent attention.

How do you apply a Holter monitor and explain it to the patient and family?

What they are checking: Whether they can place the device correctly and teach patients to keep a diary and avoid getting it wet.

The tracing has a lot of artifact. How do you fix it?

What they are checking: Whether they can troubleshoot causes like movement, poor contact or electrical interference before sending it on.

Before a procedure, how do you obtain consent and prepare the patient?

What they are checking: Whether they understand consent steps and patient prep, which the posting lists under interventions.

How do you make sure the right tracing goes into the right patient's record?

What they are checking: Whether they verify patient identity at every step, since mixed-up ECGs can lead to wrong treatment.

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The full job description

As published by Northwestern Medicine.

The Cardiology Tech reflects the mission, vision, and values of NM, adheres to the organization’s Code of Ethics and Corporate Compliance Program, and complies with all relevant policies, procedures, guidelines and all other regulatory and accreditation standards. Under general supervision performs various cardiology technical procedures. The individual should prepare for the appraisal interview by completing a brief summary of specific accomplishments during the past year, problem areas that need attention, personal/professional growth plans and work goals for the coming year. The evaluator should complete this appraisal by specific documentation of how well the individual accomplished/handled the major functions of his/her position. The appraisal conference should be used to identify strengths and weaknesses, set goals and priorities that are in keeping with overall hospital goals. RESPONSIBILITIES I. ASSESSMENT/PROBLEM IDENTIFCATION 1.Prepares patients for ECG testing 2. Identifies abnormal test results and alerts appropriate physicians of critical values according to policy, 3. Demonstrates knowledge of holter monitor application. Provides patient/family orientation. II. IMPLEMENTATION/INTERVENTIONS Responsible for: 1. Obtaining consent form, instruction, preparing and monitoring patient during procedure. 2. Works with physicians, nursing and other Cardiology department personnel to maintain a constant flow of patient stress procedures. 3. Assists in preparing monthly statistical report as to activity of procedures. III. EDUCATION • Maintains age-appropriate technical and assessment skills. IV. SAFETY 1. Cleans and maintains equipment as scheduled. 2. Reports all equipment malfunctions to management to facilitate repair by the Clinical Engineering department or appropriate outside vendor. 3. Responsible for phone details as assigned. 4. Attends mandatory safety and educational in-services. 5. Follow hospital policies for safety. Comply with specific department responsibilities during fire drills or alarms. V.COMMUNICATION 1. Projects a customer-friendly image when dealing with all internal and external parties. 2. Contributes to the positive work climate and to the overall team effort of the department. VI. ADMINISTRATION 1. Available to work scheduled days. Absent Periods Total Absent Days Tardy 2. Performs other inherent duties related but not limited to the above. VII. COMPETENCY VALIDATION 1. Responsible for learning knowledge and skill to remain competent to perform the activities of the assigned position and demonstrates the skill at an acceptable level as evaluated in this performance appraisal. Required: High school graduate with six months previous ECG experience or certificate from a licensed Cardiology training course. Northwestern Medicine is an equal opportunity employer (disability, VETS) and does not discriminate in hiring or employment on the basis of age, sex, race, color, religion, national origin, gender identity, veteran status, disability, sexual orientation or any other protected status. Background Check Northwestern Medicine conducts a background check that includes criminal history on newly hired team members and, at times, internal transfers. If you are offered a position with us, you will be required to complete an authorization and disclosure form that gives Northwestern Medicine permission to run the background check. Results are evaluated on a case-by-case basis, and we follow all local, state, and federal laws, including the Illinois Health Care Worker Background Check Act. Artificial Intelligence Disclosure Artificial Intelligence (AI) tools may be used in some portions of the candidate review process for this position, however, all employment decisions will be made by a person. Benefits We offer a wide range of benefits that provide employees with tools and resources to improve their physical, emotional, and financial well-being while providing protection for unexpected life events. Click on or copy and paste URL to your browser to view detailed benefits information NorthwesternMedicine Career Page https://jobs.nm.org/benefits Please refer to the Benefits Eligibility by Employment Classification to determine benefits eligibility for job postings. If sign-on bonus is included in a job posting eligibility is as followed: Internal employees and rehires who left Northwestern Medicine within 1 year are not eligible for the sign-on bonus. Exception : New graduate internal employees seeking their first licensed clinical position as a Registered Nurse at NM may be eligible.

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