Project Engineer applicants have rated the interview process at Celanese with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 53.9% positive. This is according to Glassdoor user ratings.
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They provided detailed information on the process and provided an escort to the plant - with compensation for the entire interview trip. Met with different levels of management and engineering throughout the day.