Automation Engineer
Posted Oct 2, 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 trained technicians on a control system.
What they are checking: Whether they can build skills in others, which the role names as a core duty.
Tell me about a project you led from scope to startup.
What they are checking: Whether they can facilitate projects, not just write code.
What would you do
You want to make a code change on a running line. How do you do it safely?
What they are checking: Whether they respect change control, safety and food quality when editing live systems.
Operators keep bypassing an alarm because it goes off too often. What do you do?
What they are checking: Whether they fix nuisance alarms at the root instead of blaming operators.
How would you help put new automation policies and procedures in place at the Luxemburg plant?
What they are checking: Whether they can introduce standards in a way people actually follow.
About the work
Walk me through how you would troubleshoot a PLC fault that stopped a line in a cheese plant.
What they are checking: Whether they diagnose methodically from symptoms to code to field device under production pressure.
Tell me about HMI work you have done. How do you build new graphics from an existing library of blocks?
What they are checking: Whether they keep HMI screens consistent and maintainable instead of building one-off screens.
How do you back up and restore PLC and HMI projects, and how do you manage version control across a plant?
What they are checking: Whether they protect the plant from lost or mismatched code, a common cause of long outages.
What platforms have you programmed, like Allen-Bradley, Siemens or others?
What they are checking: Whether their hands-on platform experience matches what runs in a dairy plant.
How do automation decisions change in a food plant with CIP and sanitation requirements?
What they are checking: Whether they understand that food safety and cleaning cycles shape how controls are designed.
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Practice this out loudThe full job description
As published by Agropur.