Tetra Tech reviews

3.8

74% would recommend to a friend

(1,904 total reviews)
avatar

Dan L. Batrack

73% approve of CEO

63% positive business outlook

Tetra Tech has an employee rating of 3.8 out of 5 stars, based on 1,904 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
5.0
Aug 22, 2025

Good experience

Recommend
CEO approval
Business Outlook

Pros

Well-managed, strong corporate position and cash-rich, good job security.

Cons

Can be difficult at senior levels to get promoted.

4.0
Aug 20, 2025
Recommend
CEO approval
Business Outlook

Pros

- Many project opportunities - Company values respect and inclusivity - Good flexibility for office/home work - Good flexibility with hours - Some company events are fun - Amazing support from every member of the company, teamwork is favored

Cons

- So much empty space in the office due to high flexibility of office/home work (only 1 day/week mandatory), it can get lifeless - Location may not be great for everyone

Viewing 115 - 117 of 1,904 Reviews

Glassdoor has 2,479 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.