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This position has closed. Northwestern Medicine removed this listing from their careers page on Oct 5, 2026. The interview prep below is still useful, and there are similar open roles at the bottom of this page.

Cardiology Tech Full Time Days

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

Posted Sep 21, 2026 · We last checked this listing on Oct 5, 2026

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

Full time days at Palos Heights. How does that fit your life?

What they are checking: Honest fit with the schedule and location the posting states.

What would you do

A patient becomes unwell during a test. What do you do?

What they are checking: The posting names monitoring the patient during the procedure.

How do you work with physicians and nursing on a shared patient?

What they are checking: The posting names working with physicians, nursing and other cardiology staff.

How do you explain a test to a patient who is frightened about their heart?

What they are checking: Most cardiology patients are, and the technician is who they ask.

About the work

Walk me through preparing a patient for an ECG and getting a clean trace.

What they are checking: The posting names preparing patients for ECG testing as the first duty.

Which findings would you treat as critical, and what would you do?

What they are checking: The posting names identifying abnormal results and alerting physicians to critical values.

Tell me about applying a holter monitor and teaching the patient to use it.

What they are checking: The posting names holter application and patient and family orientation.

How do you tell a genuine finding from an artifact?

What they are checking: Calling either one wrong has a cost, and lead placement is usually why.

How do you obtain a consent and prepare a patient for a procedure?

What they are checking: The posting names obtaining consent, instruction, preparation and monitoring during procedures.

Tell me about your certification and training.

What they are checking: Cardiology technical work has specific credentials, so they are confirmed plainly.

Practice this interview out loud.

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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.