The Opportunity

Join Tetra Tech's San Antonio team as a Civil Engineering Intern and gain hands-on experience supporting a diverse mix of infrastructure projects for federal, municipal, commercial, and private clients. This internship offers the opportunity to work alongside experienced engineers, contribute to real-world projects, and build practical engineering skills while developing a strong foundation for your career.

Why Tetra Tech

At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world. For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development. Our work has improved more than 625 million lives around the world.

Your Impact

Join Tetra Tech to make a real difference. Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy.

Position Summary

Tetra Tech is seeking a Civil Engineering Intern to support the design and delivery of civil infrastructure projects in our San Antonio office. The intern will assist with engineering design, drafting, technical calculations, report preparation, and field activities involving grading and drainage, stormwater systems, complete streets, active transportation facilities, and water and sewer infrastructure.

This is an excellent opportunity for students interested in gaining practical experience in civil engineering while working in a collaborative and mentorship-focused environment.

Essential Functions:

• Assist engineers with civil infrastructure design projects.
• Support grading and drainage design using AutoCAD Civil 3D.
• Assist with stormwater management and erosion control design.
• Help prepare plans for water distribution and sanitary sewer systems.
• Perform engineering calculations under the guidance of senior staff.
• Assist in preparing engineering reports, construction drawings, specifications, and cost estimates.
• Support permitting documentation and project deliverables.
• Participate in field visits, site investigations, and data collection as needed.
• Collaborate with multidisciplinary project teams.
• Maintain organized project documentation and follow established engineering standards.
• Perform assigned work safely, efficiently, and professionally.

Required Qualifications

• Currently pursuing a Bachelor's degree in Civil Engineering from an accredited university.
• Junior or Senior standing preferred.
• Basic understanding of civil engineering principles gained through coursework.
• Interest in municipal infrastructure, transportation, drainage, or water/wastewater projects.
• Strong analytical, problem-solving, and organizational skills.
• Effective written and verbal communication skills.
• Proficiency with Microsoft Office (Word and Excel).
• Ability to work both independently and collaboratively in a team environment.

Life at Tetra Tech:

The perks of working at Tetra Tech include:

• Comprehensive and market-competitive benefits.
• Merit-based financial rewards.
• Flexibility and company-wide commitment to work/life balance.
• Collaborative team atmosphere that values the contributions of all employees.
• Learning and development opportunities for ongoing professional growth.

• Organization: 200 IEW