Graduate Geotechnical Engineer applicants have rated the interview process at Tetra Tech with 4 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 60% positive. This is according to Glassdoor user ratings.
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I interviewed at Tetra Tech (Perth, Western Australia)
Interview
The procedure was very clear and the process was prompt. During the interview, most questions were focused on the specific skills and educational background that I had listed on my resume.