Engineering Co-Op applicants have rated the interview process at Hydro One with 3.2 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 60% positive. To compare, the company-average is 68.7% positive. This is according to Glassdoor user ratings.
Candidates applying for Engineering Co-Op roles take an average of 16 days to get hired, when considering 5 user submitted interviews for this role. To compare, the hiring process at Hydro One overall takes an average of 20 days.
Common stages of the interview process at Hydro One as a Engineering Co-Op according to 5 Glassdoor interviews include:
One on one interview: 18%
Group panel interview: 18%
Presentation: 18%
Skills test: 12%
Drug test: 12%
Personality test: 12%
IQ intelligence test: 6%
Background check: 6%
Here are the most commonly searched roles for interview reports -
I applied through university. The process took 2 weeks. I interviewed at Hydro One (Toronto, ON) in Feb 2021
Interview
The interview took over an hour, consisting of behavioural and technical questions. It was conducted on Webex. The process took over 2 months. I applied in Jan 2021, had the interview in Feb and received an offer in two weeks time.
Interview questions [1]
Question 1
What does it mean when we say that there’s a fault in the system? What happens when there’s a fault?
I applied online. I interviewed at Hydro One (Toronto, ON) in May 2025
Interview
RECORDED VIDEO, 3questions, each 2-3minutes, behavioural questions, all asked by Human Resource Managers,total duration is about 12 minutes, has exercising section for practice and can be recorded on phone or laptop
Interview questions [1]
Question 1
Describe a time when you worked with a diverse group of people on a project or task. What did you do to ensure everyone felt heard and valued?
I applied through other source. I interviewed at Hydro One in Jun 2024
Interview
Virtual interview with two managers asking behavioural questions and some conceptual concerns. Mostly focused on behavioural questions. Interview takes about an hour including a time to ask questions. Mostly about your achievements through your life.