Tetra Tech reviews

3.8

75% would recommend to a friend

(1,902 total reviews)
avatar

Dan L. Batrack

74% approve of CEO

65% positive business outlook

Tetra Tech has an employee rating of 3.8 out of 5 stars, based on 1,902 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
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

1.0
Oct 23, 2025
Recommend
CEO approval
Business Outlook

Pros

Get opportunities to work on big projects

Cons

You’re only part of the big project, you’re seen more as a number than a someone with any skill

1.0
Oct 23, 2025
Recommend
CEO approval
Business Outlook

Pros

Hybrid working Can buy extra holiday

Cons

Awful team atmosphere Little progression/lack of promotions Working at a higher level than role for years before any promotion Low pay Have to work a 12 hour day to get any overtime

Viewing 76 - 78 of 1,902 Reviews

Glassdoor has 2,476 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.