Development Scientist applicants have rated the interview process at Corning with 2.5 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 50% positive. To compare, the company-average is 62.4% positive. This is according to Glassdoor user ratings.
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The phone interview lasts about half an hour. Mostly ask about past experience that related to the job description. Also a few behavioral questions, like why do you want to work with us.
It took about 3 months to get onsite interview after I submitted online application. The interview took two days. I had a dinner with hiring manager and went through about 10 people for 1:1 interviews.