Tetra Tech reviews

3.7

72% would recommend to a friend

(1,905 total reviews)
avatar

Dan L. Batrack

70% approve of CEO

62% positive business outlook

Tetra Tech has an employee rating of 3.7 out of 5 stars, based on 1,905 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
4.0
Oct 8, 2025
Recommend
CEO approval
Business Outlook

Pros

Flexible hours, no micro management.

Cons

Long hours, sometimes unexpected work late at night

4.0
Oct 5, 2025

Good environment

Recommend
CEO approval
Business Outlook

Pros

Relaxed work and enjoyable work environment

Cons

No negatives overall good place to work

4.0
Oct 2, 2025

Great place

Recommend
CEO approval
Business Outlook

Pros

Great team to work with

Cons

Bureaucratic approach to decision making across the business

Viewing 91 - 93 of 1,905 Reviews

Glassdoor has 2,480 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.