Tetra Tech reviews

3.7

73% would recommend to a friend

(1,913 total reviews)
avatar

Dan L. Batrack

71% approve of CEO

63% positive business outlook

Tetra Tech has an employee rating of 3.7 out of 5 stars, based on 1,913 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Tetra Tech employee rating is in line with the average (within 1 standard deviation) for employers within the Construction, Repair & Maintenance Services industry (3.7 stars).

Reviews by job title

2K reviews
3.0
Oct 29, 2025

Not bad

Recommend
CEO approval
Business Outlook

Pros

The job is easy with flexible hours and a decent variety of projects to work on. Benefits are really good.

Cons

Training was very unofficial, just slowly learning along the way. Pay seems below industry average for my location.

5.0
Oct 26, 2025
Recommend
CEO approval
Business Outlook

Pros

Work from home Supportive Leadership Equipment provided Peer-to-Peer engagement is outstanding Opportunity for advancement right away Laid back atmosphere

Cons

Pay is low Unknown time frame for employment on contract

Viewing 556 - 558 of 1,913 Reviews

Glassdoor has 2,489 Tetra Tech reviews submitted anonymously by Tetra Tech employees. Read employee reviews and ratings on Glassdoor to decide if Tetra Tech is right for you.