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This position has closed. Northwestern Medicine removed this listing from their careers page on Oct 3, 2026. The interview prep below is still useful, and there are similar open roles at the bottom of this page.

CT Technologist Full Time Mid Shift 4 10 hour shifts

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

Posted Sep 17, 2026 · We last checked this listing on Oct 2, 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

Four ten-hour days, noon to half past eight, with alternating weekends. How does that fit your life?

What they are checking: The posting states the pattern, the hours and the weekend rotation.

What would you do

A patient has a contrast reaction. What do you do?

What they are checking: The emergency a CT technologist has to handle before anyone else arrives.

How do you decide what to scan first when a time-sensitive study comes in?

What they are checking: The posting names coordinating exam flow and prioritizing time-sensitive studies.

What changes on a mid shift compared with a morning one?

What they are checking: A midday to evening shift covers the busy afternoon and then thins out.

About the work

Tell me about your CT experience.

What they are checking: The posting is a CT technologist role at Lake Forest Hospital.

Walk me through screening a patient before giving contrast.

What they are checking: The posting names screening for contraindications and patient monitoring.

Tell me about establishing IV access for contrast.

What they are checking: The posting names establishing IV access for contrast administration and lab draws.

How do you keep dose down while still getting a diagnostic image?

What they are checking: The posting names using ALARA principles during examinations.

You review an image and it is not diagnostic. What do you do?

What they are checking: The posting names reviewing images before exam completion and initiating corrective action.

How do you confirm the right patient and the right exam every time?

What they are checking: The posting names positively confirming right patient and right exam.

Practice this interview out loud.

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The full job description

As published by Northwestern Medicine.

**This is a full time position at 40 hours per week located at Catherine Gratz Griffin Lake Forest Hospital. The schedule is 4 10 hour days with alternating Saturday/Sunday. Shift is 12p-830p with holiday and on-call ** Join us at Northwestern Medicine Lake Forest Hospital during a groundbreaking expansion aimed at elevating healthcare services for our community. This exciting initiative will significantly enhance our facilities, doubling our inpatient capacity and modernizing our Emergency Department with the latest imaging technology. We are looking for passionate CT Technologists to work with cutting-edge Siemens Force scanners and play a key role in our commitment to patient care. As a Magnet® designated hospital with the distinction of Magnet with Distinction®, we are dedicated to nursing excellence and exceptional patient outcomes. Enjoy the benefits of free parking and convenient on-site amenities, including Starbucks and scenic walking trails as you make a meaningful impact on patient care Want to learn more about our hospital expansion? Click the link below to follow along about exciting project updates! Northwestern Medicine Lake Forest Hospital Campus Development 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.