What does Tetra Tech do?

Tetra Tech is a leading, global provider of consulting and engineering services. We are differentiated by Leading with Science® to provide innovative technical solutions to our clients. We support global commercial and government clients focused on water, environment, sustainable infrastructure, renewable energy, and international development. With 21,000 associates worldwide, Tetra Tech provides clear solutions to complex problems. 

How big is Tetra Tech and how old are they?





Tetra Tech has been around since 1966 making them 58 years old and the 86th oldest company in our database of energy companies. Roughly 21,000 people work at Tetra Tech making them the 10th largest in our database.

source include: indeed, glassdoor, facebook, google

Employee reviews of Tetra Tech

What is employment at Tetra Tech like? From employers included and reviewed within our database, Tetra Tech ranks 164th of 403 very large companies that employ 10,000 or more people.


Summary: 3.75 out of 5 stars and 164th of 403 very large companies employing 10,000 or more people.

source include: indeed, glassdoor, facebook, google

Types of jobs at Tetra Tech

Determined via job opportunities posted to or shared via our website, some of the oil & gas, energy, skilled trades and craft jobs at Tetra Tech include Geologist, Geophysicist, & Sidewall Core Sampler. Other common positions are:





Assistant Engineer

Assistant Engineer

How to find Tetra Tech hiring & job application info

Looking for employment opportunities with Tetra Tech? Below you can find relevant hiring information via their website, social media profiles, and the Tetra Tech application process via their careers/hiring page. Logged in users can find additional information including Tetra Tech recruiter emails, names, and phone numbers if available.

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Tetra Tech job postings & career openings:

Here are the most recent job openings & career opportunities that we have sourced or have been provided directly from Tetra Tech: