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This position has closed. Northwestern Medicine removed this listing from their careers page on Oct 6, 2026. The interview prep below is still useful, and there are similar open roles at the bottom of this page.

CT Technologist-Imaging Casual Evenings

Northwestern Medicine · Lake Forest, IL · Part time · Health Care Provider

Posted Sep 17, 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

This is casual, every other weekend, evenings, with on-call. How does that suit you?

What they are checking: Honest fit with a schedule the posting sets out precisely.

What would you do

A patient starts to react to contrast. What do you do?

What they are checking: Whether they know the response, which is why the screening matters.

Two studies are ordered at once and one is time sensitive. How do you decide?

What they are checking: Prioritization, which the posting names and which matters most on evenings and weekends.

How do you position and reassure a patient who is in pain or frightened?

What they are checking: The patient care half of the job, which gets forgotten in a technical role.

Working alone on an evening shift, who do you call when you are unsure?

What they are checking: Whether they know their escalation path, which is what makes lone working safe.

About the work

Tell me about your CT experience and the equipment you have worked on.

What they are checking: Whether the experience is current and on comparable scanners.

Walk me through screening a patient before you administer contrast.

What they are checking: Contraindication screening, which is the most dangerous step in the exam.

How do you decide an image is not diagnostic and needs repeating?

What they are checking: Whether they review before the patient leaves, which the posting names directly.

How do you keep dose as low as you can while still getting a usable image?

What they are checking: Whether dose is something they actively manage or leave to the protocol.

The scanner is behaving oddly. What do you do?

What they are checking: Whether they recognize an equipment problem and report it rather than working around it.

Practice this interview out loud.

Offer builds a real interview for this exact role at Northwestern Medicine from your resume and this job description, asks the questions one at a time, and tells you what landed. The first one is free.

Practice this out loud

The full job description

As published by Northwestern Medicine.

**This is a Casual position located at Lake Forest Hospital. Schedule is every other weekend (Saturday and Sunday), 2:30p-11p with on-call and holiday rotation required.** The CT Technologist 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. RESPONSIBILITIES • Maintains accountability for patient safety throughout the imaging process, including screening, preparation, monitoring, and post-procedure care. • Produces diagnostic-quality images using approved protocols and professional standards. • Apply professional judgment within approved protocols to optimize image quality and address imaging challenges. • Reviews images prior to exam completion and initiates corrective action when diagnostic adequacy is not met. • Administers contrast in accordance with policy, including screening for contraindications and patient monitoring (as applicable). • Operates imaging equipment and maintains imaging room readiness. • Identifies equipment performance issues and initiates follow-up through established service processes. • Coordinates exam flow and prioritizes time-sensitive studies. • Maintains accurate and timely documentation in medical record and image archive system, including exam set-up, image routing, result availability and charging accuracy. • Adheres to organizational values, ethical standards, and compliance requirements. • Consistently upholds all applicable quality and safety standards within diagnostic imaging, such as radiation safety, MRI safety, Infection prevention measures safe practices (as applicable to the role) to protect self, patients, visitors and team members • Ensures a positive patient experience throughout care delivery • Supports department initiatives to improve relationships, reliability, efficiency, growth • Supports additional responsibilities aligned with patient care and department needs • Verifies orders and confirms protocol. • Positions and immobilizes patient on examining table. • Positions patients and selects anatomic and technical parameters accurately and uses ALARA principles during examinations. • Assures patient, staff and personal safety by adhering to established standards including positively confirming Right Patient and Right Exam. • Establishes IV access for contrast administration and related lab draws. • Administers contrast media oral and/or IV contrast in accordance with department policies and procedures, patient history indicators, exam protocols and physician orders and follows through with post exam instructions. • Prepares for and assists the physician in computed tomography procedures, including interventional procedures. • Enters data such as type of scan, slice thickness, scan time and other technical data into computer. • Communicates with patient before and during procedure; monitors safety, comfort. • Validates that all required series, images, protocols and reconstructions are complete and meet established image quality standards. • Assures complete study transfer to PACS for radiologist interpretation. • Performs CT equipment QA and maintains required logs. • Performs clerical tasks such as receiving orders, scheduling patients, and recordkeeping. • Maintains and cleans work area and equipment; replenishes supplies as needed Qualifications: Minimum Requirements: Education: • Graduate of an accredited Radiology Technologist Program Licensure: • Illinois Emergency Management Agency (IEMA) Accreditation Certification : • Basic Life Support (BLS) Preferred: • 1 year experience • American Registry of Radiologic Technologists (ARRT) Computed Tomography (CT) 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. Please visit our Benefits section to learn more. Sign-on Bonus Eligibility (if sign-on bonus offered for position): 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 at NM may be eligible depending upon the job family.

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