Sr Manager Engineering- Refrigeration, HVAC, Plant Systems Design
Posted Aug 17, 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 safety issue in an existing refrigeration system. What did you do?
What they are checking: Whether they act decisively on safety, which matters greatly with ammonia systems.
How do you share expertise with plant engineers across many sites who may not specialize in refrigeration?
What they are checking: Whether they lead their discipline by building capability across sites, not just answering questions.
What would you do
A plant wants to add a new production line, and you're asked if the existing utilities can support it. How do you approach the feasibility study?
What they are checking: Whether they can assess steam, air, refrigeration and water capacity together for capital decisions.
A plant team wants to skip one of your standards to save money on a project. How do you respond?
What they are checking: Whether they can tell which standards are safety-critical and hold firm while flexing where it is safe.
About the work
Walk me through how you'd design an ammonia refrigeration system for a new cold storage area in a food plant.
What they are checking: Whether they have deep design knowledge of ammonia systems, including load calculation, equipment selection and safety design.
What does PSM and RMP compliance require for an ammonia system, and how does it shape your design?
What they are checking: Whether they understand OSHA Process Safety Management and EPA rules and design to them from the start.
How do you use IIAR standards when setting company engineering standards?
What they are checking: Whether they know industry codes like IIAR 2 and 9 and can turn them into clear internal standards.
How would you write an engineering standard that suppliers can price accurately and plants can maintain?
What they are checking: Whether they can create specifications that work for budgeting, procurement and long-term maintenance.
How do you design clean steam and RO systems differently from plant steam and process water systems?
What they are checking: Whether they understand the food safety and quality needs that set clean utilities apart.
How do you find energy savings in a plant's refrigeration and compressed air systems?
What they are checking: Whether they can identify efficiency gains, like heat recovery or leak reduction, that cut cost and emissions.
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