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Medical Lab Tech - Night Shift
Posted Oct 2, 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
This is a 6:30pm to 6:30am schedule, seven on and seven off. How do you stay sharp across seven straight nights?
What they are checking: Whether they have a realistic plan for fatigue on a schedule many people underestimate.
Tell me about a time you had to collect a difficult blood draw. How did you handle it?
What they are checking: Collection skill and patient care, since this role collects specimens as well as tests them.
Tell me about a time you made a mistake in the lab. What happened next?
What they are checking: Whether they report errors openly so they can be fixed, which is central to lab safety.
What would you do
The ER sends a specimen with a label that does not match the requisition. What do you do?
What they are checking: Whether they reject and recollect even when the ER is pushing for a fast result.
A body fluid comes in at 3 a.m. and you have not run one in a while. What do you do?
What they are checking: Whether they use the written procedure and ask for help instead of guessing.
You are the only person in the lab and three stats come in together. How do you sort them?
What they are checking: Priority setting by clinical urgency when there is no one to hand work to.
About the work
Walk me through a CBC result that you would not release without a manual review.
What they are checking: Whether they know which flags and patterns call for a slide review before reporting.
Your chemistry QC is out on one level. What do you check, and in what order?
What they are checking: A methodical troubleshooting order: reagent, calibration, control material, instrument.
How do you know when a result needs a phone call rather than just being posted?
What they are checking: Knowledge of critical value lists and how to communicate them correctly.
How do you prepare a sample that is going out to a reference lab overnight?
What they are checking: Attention to spinning, separating, storage temperature and paperwork so the test is not lost.
What routine maintenance have you done on lab analyzers, and how do you log it?
What they are checking: Hands-on care of equipment and the records inspectors check.
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Practice this out loudThe full job description
As published by Southern Illinois Healthcare.