Demo

Hydraulic Engineer, PE

Tetra Tech Careers
Seattle, WA Full Time
POSTED ON 4/23/2026
AVAILABLE BEFORE 6/23/2026

The Opportunity:

Tetra Tech is adding a Hydraulic Engineer, PE to join our team. This position can be based anywhere in the U.S. The successful candidate for this position will be responsible for providing engineering hydrological and hydraulic analysis, planning, and design for a variety of infrastructure-related civil and hydraulic engineering projects.  This position offers world-case technical challenges, opportunities to mentor junior staff, and the chance to engage in and manage projects across the country and the world. 

 

 

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.

 

 

Your Role:

  • Perform computer modeling of hydraulic infrastructure including water distribution systems, pumps, sanitary sewers, storm sewers, open channels, bridges/culverts, drainage, and stormwater design.   
  • Conduct hydraulic calculations to assist in the design of hydraulic infrastructure. 
  • Prepare technical reports for studies and design documents. 
  • Ensure technical accuracy, standard engineering practices, and inclusion of appropriate documentation on various reports and design projects. 
  • Evaluate alternatives, resolve technical issues, and interface with other disciplines. 
  • Perform engineering interpretation of specifications and drawings, recommend and document design modifications, and coordinate with the design team. 
  • Assess engineering problems and recommend solutions to engineering discipline managers, resolve questions, plan, coordinate, and execute work in a safe, timely, cost-effective, and compliant manner. 
  • Coordinate with design staff for development and infrastructure-related projects for hydraulic equipment, water distribution, sanitary sewer collection, stormwater, roadway, street, bikeway, erosion control, grading, storm drainage, dams, and reservoirs. 
  • Market potential clients, assist in the preparation of proposals, and attend interviews for project pursuits. 

 

 

Qualifications:

  • Bachelor’s degree in civil or environmental engineering with a focus in hydrology and hydraulics.
  • Professional Engineer (PE) licensure required
  • 5 years of experience 
  • Valid Driver’s License with an acceptable driving record 
  • Proficiency in hydrology and hydraulics programs, Microsoft Office (Word, Excel, Project) programs
  • Knowledge of ArcGIS, InfoWater, SWMM, HEC-HMS, and HEC-RAS is preferred
  • Experience using MIKE URBAN and/or MIKE software preferred
  • Strong communication, report writing, organization, analytical and interpersonal skills.
  • Experience with project work and process knowledge of hydrology and hydraulics, grading and drainage, streets, bridges, pump and system-curve analysis, dam experience, and other structures, preferred.
  • Position requires periodic travel, approximately 10-15%. 

 

WA Salary: $90,000 - $140,000 dependent on experience.

 

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. 

About Tetra Tech:

Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 25,000 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.

 

Tetra Tech is proud to be an Equal Opportunity Employer.  All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sexual orientation, gender identity, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.

 

We invite applications from all interested parties.

 

Explore our open positions at https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities:

LinkedIn: @TetraTechCareers

Additional Information

Salary : $90,000 - $140,000

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