Plumber
Posted Sep 28, 2026 · We last checked this listing on Oct 6, 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
Tell me about a time you found a hidden problem while doing a routine repair.
What they are checking: Whether they look beyond the immediate job and report issues before they become failures.
What would you do
You need to shut off water to a floor with patients on it. How do you plan that?
What they are checking: Whether they coordinate with clinical staff and plan around patient care before shutting anything down.
A sink is leaking into a patient room ceiling. What do you do first?
What they are checking: Whether they act fast to protect patients and contain water while following infection control rules.
How do you keep up with work orders when several come in at once?
What they are checking: Whether they prioritize by safety and patient impact rather than just order received.
This job requires a clean driving record and forklift certification. How do you feel about those parts of the role?
What they are checking: Whether they are ready for the driving and equipment duties the posting requires beyond plumbing.
About the work
Walk me through how you would test and maintain a backflow preventer.
What they are checking: Whether they know backflow testing and why it protects a hospital's water from contamination.
How is plumbing in a hospital different from regular commercial plumbing?
What they are checking: Whether they understand medical facility concerns like infection control, water safety and patient areas.
What do you know about NFPA and Joint Commission requirements as they affect plumbing work?
What they are checking: Whether they can apply the building codes the posting names to their daily work.
How do you read a blueprint to trace a supply line through a building?
What they are checking: Whether they can use drawings to find and plan work, which the posting lists as a needed skill.
How do you keep yourself and others safe when working in occupied areas?
What they are checking: Whether they use barriers, signage and dust control so their work does not put patients at risk.
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Practice this out loudThe full job description
As published by Memorial Health.