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CT Technician Float - Full Time Mid Shift *sign on bonus

Northwestern Medicine · McHenry, IL · Full time · Health Care Provider

Posted Sep 17, 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

Eight-hour mid shifts across four sites with a float differential. How does that fit your life?

What they are checking: The posting states the shift length, the sites and the differential.

What would you do

A patient has a contrast reaction at an outpatient center. What do you do?

What they are checking: The posting includes the Crystal Lake outpatient center, which has no code team.

This covers McHenry, Huntley, Woodstock and Crystal Lake. How do you settle into a site you do not work often?

What they are checking: The posting names all four locations.

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: The posting is a mid shift with a flexible mid-morning start, covering the busy afternoon.

About the work

Tell me about your CT experience.

What they are checking: The posting is a float CT technologist role across several sites.

Walk me through screening a patient before giving contrast.

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

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

What they are checking: Radiation safety is the standard a CT technologist is held to.

How do you keep your practice consistent when scanners and protocols differ between sites?

What they are checking: Different equipment across sites is the practical problem of a floating technologist.

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.

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The full job description

As published by Northwestern Medicine.

• 8 hour shifts • Mid Shift (flexible mid morning start time) • Position will support McHenry, Huntley, and Woodstock Hospitals as well as Crystal Lake outpatient center. • Position includes a $10 float shift differential. The CT Technologist Float I 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 Required : • Graduate of an accredited Radiology Technologist Program • American Registry of Radiologic Technologists (ARRT) Computed Toography (CT) • Illinois Emergency Management Agency (IEMA) Accreditation • Basic Life Support (BLS) Preferred : • 6 months of CT experience All your information will be kept confidential according to EEO guidelines. 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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