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CT Technologist, PRN

Southern Illinois Healthcare · Herrin, IL · $31.18–$48.33 an hour · Part time

Posted Jul 13, 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 caught an error in an order or protocol.

What they are checking: Whether they double-check and speak up before scanning the wrong study.

This is a PRN role at Herrin Hospital. How do you stay sharp when you're not there every day?

What they are checking: Whether they keep their CT and contrast skills current between shifts.

How do you help with clerical work to keep the department running smoothly?

What they are checking: Whether they pitch in on non-imaging tasks, which the posting expects.

What would you do

A patient starts having hives and trouble breathing after contrast. What do you do?

What they are checking: Whether they recognize a reaction fast and start the emergency response.

The ER sends a trauma patient while you have a scheduled outpatient waiting. How do you handle it?

What they are checking: Whether they prioritize emergencies and communicate the delay to waiting patients.

An IV is not flushing well before a contrast injection. What do you do?

What they are checking: Whether they avoid power-injecting through a bad line, which can cause extravasation.

About the work

How do you check the CT schedule with the radiologist to confirm the right protocol?

What they are checking: Whether they verify protocols ahead of time, which the posting lists as a duty.

Walk me through how you screen a patient before giving IV contrast.

What they are checking: Whether they check kidney function, allergies and metformin use to prevent harm.

How do you keep radiation dose low while still getting a diagnostic scan?

What they are checking: Whether they understand dose-reduction techniques and ALARA well enough to use them on every scan.

How do you use PACS correctly, and what do you do if images go to the wrong patient file?

What they are checking: Whether they handle image management carefully and know how to fix mistakes.

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The full job description

As published by Southern Illinois Healthcare.

Current SIH employees need to apply for positions through our internal job portal. Log in to Workday to apply through the Jobs Hub. Location: Herrin, IL Shift: Variable Time Type: PRN Facility/Clinic Name: Herrin Hospital Position Summary • Responsible for providing quality CT Education • Associate’s degree in Radiology or Certification Licenses and Certification • ARRT Certification in the area of Radiology (CT) • CT Registry • IEMA Licensure • BLS Role Specific Responsibilities • Performs CT • Utilizes PACS system correctly • Assists in clerical and office duties to maintain department efficiency • Checks CT schedule with Radiologist to verify scan protocol. • Maintains IV/Contrast competency Compensation (Commensurate with experience): $31.18 To $48.33 To access our Benefits Guide/Plan Information, please click the link below: http://www.sih.net/careers/benefits

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