I applied through college or university. The process took 2 weeks. I interviewed at Ecolab (Austin, TX) in Dec 2015
Interview
Met with the manager of the plant by himself. it was a behavioral type interview. Relaxed conversation. Had to take a personality assessment questionnaire online prior the interview. I was contacted on the phone prior starting the whole process .
Interview questions [1]
Question 1
Tell me about a situation when you disagreed with someone and how did you dealt with it
I applied through a recruiter. The process took 4 weeks. I interviewed at Ecolab (Austin, TX) in May 2018
Interview
On-campus Interview followed by three video interviews with plant managers at various locations. Each took about 40 minutes, with a little less than half the time devoted to allow the candidate to ask questions.
Interview questions [1]
Question 1
Q: Describe a time when you had to think outside the box to solve a problem
Q: Describe a time when you disagreed with a team member and how did you resolve it.
Q: Describe a time when you overcame a difficult problem
Q: Describe what values you look for in a company
I applied through college or university. The process took 2+ months. I interviewed at Ecolab (Sugar Land, TX) in Apr 2017
Interview
First round interview was on campus with two people. One took notes mainly while the other asked questions. Interview was entirely behavioral.
Second round interview was on site at their main branch in Sugar Land. It involved a tour of the plant, and then 5 to 6 interviews back to back with various employees and managers of the plant.