Sr. Water/Wastewater Engineer

The Opportunity:

Tetra Tech is adding a Senior Water/Wastewater Engineer to our Water team based in Denver, Colorado. This role provides an opportunity to serve as a technical leader on complex municipal wastewater projects while mentoring staff and supporting project delivery across planning, design, and construction phases.

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:

The Senior Water/Wastewater Engineer serves as a technical lead on municipal wastewater projects, providing engineering review, oversight, and mentorship while ensuring quality, compliance, and cost-effective project execution.

Essential Job Functions:

The following duties are considered essential to the role. Reasonable accommodations may be made to enable individuals with disabilities to perform these essential functions.

• Serve as Senior Engineer on a wide variety of municipal wastewater projects.
• Review conceptual and detailed design calculations and analyses.
• Review detailed engineering reports and supporting documents.
• Review construction drawings, specifications, and cost estimates.
• Ensure standard engineering practices and inclusion of appropriate documentation on reports and design projects.
• Develop and review engineering interpretations of specifications and drawings and recommend design modifications.
• Resolve technical questions and plan, coordinate, and execute work in a safe, timely, cost-effective, and compliant manner.
• Provide mentorship and technical guidance to staff engineers.
• Provide construction support services, including field meetings, submittal reviews, shop drawing reviews, and RFIs.
• Perform other related duties as assigned.

Required Qualifications:

• Bachelor’s or Master’s degree in Civil, Environmental, or Chemical Engineering with a focus on water/wastewater.
• Registration as a Professional Engineer in the State of Colorado.
• Minimum of 15 years of experience with water and wastewater treatment projects.
• Experience with jurisdictional and regulatory permitting.
• Excellent technical writing and communication skills.

Preferred Qualifications:

• Design experience with pipe materials, valves, and pumps.
• Experience with hydraulic system calculations, pump stations, pressure pipelines, storm and sanitary sewer pipelines, and water/wastewater treatment plants.
• Previous experience in business development.
• Active membership and participation in professional organizations such as RMWEA or RMSAWWA.

Physical Requirements:

• Ability to perform office-based engineering work with occasional site visits to active construction or treatment facilities.
• Ability to sit, stand, and move between office and field environments for extended periods.
• Occasional lifting of light materials or equipment up to 25 pounds.

Work Environment / Environmental Factors:

• Combination of office, client, and field environments.
• Occasional exposure to outdoor weather conditions during site visits.
• Moderate noise levels when visiting construction or treatment facilities.
• Use of appropriate personal protective equipment (PPE) as required.

Additional Information:

• Employment Type: Full-time.
• Work Location: Hybrid within the Denver, Colorado area.
• Travel Requirements: Occasional local or regional travel for meetings and site visits.

Compensation Range:

$130,000.00 to $200,000.00 annually, depending on experience and qualifications.

Posting Expiration Date:

Applications accepted on a rolling basis.

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 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.

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.