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ECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #144 in Engineering News-Record’s Top 200 Environmental Firms (October 2026) and #38 in Zweig Group’s Hot Firm List (June 2026). One certification must be completed within the 90-day introductory period, and all basic certifications must be completed within 270 days of employment, including: Radiation Safety, Soils I, and Concrete I Additional certifications applicable to the work performed may be required for Level 2.

ECS Ltd

Construction Materials Internship (Level 2)

[AW]-iCims

With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition. You will work with applicants, facility representatives, engineers, architects, project managers, and recovery specialists to accurately capture damage information, document site conditions, and support the development of recovery projects.

Tetra Tech is a leading provider of consulting, engineering, and technical services worldwide. Our reputation rests on the technical expertise and dedication of our employees—16,000 people working together across disciplines and time zones to provide smart, sustainable solutions for challenging projects. We are proud to be home to leading technical experts in water, environment, infrastructure, resource management, energy, and international development. Tetra Tech combines the resources of a global, multibillion dollar company with local, client-focused delivery in 400 locations around the world. We offer competitive compensation and benefits and are searching for innovative people to join our teams.

Tetra Tech Inc

Site Inspector

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Position Summary: As a Cost Estimator in Tetra Tech's Disaster Recovery Cadre, you will support FEMA Public Assistance and other disaster recovery programs by developing accurate, defensible, and well-documented cost estimates for infrastructure restoration, emergency work, and permanent work projects. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.

Cost Estimator

This role supports the engineering team with hands-on tasks, documentation, testing, and basic design work, and provides practical experience with engineering processes, tools, and project workflows under the supervision of licensed engineers. Ardaman & Associates, Inc. is one of the largest geotechnical engineering and materials testing consulting firms in the Southeastern U.S. Over our history, we have worked on more than 150,000 projects throughout the Southeast, the U.S., and worldwide.

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