Water & Wastewater Project Engineer

Why DOWL?
DOWL is a top-ranked, multi-disciplined consulting firm with over 60 years of experience in civil engineering and related services. Our in-house expertise spans Civil and Land Development, Construction-Related Services, Transportation and Structures, and Water and Environmental Services. At DOWL, you’re valued. We support your growth, offer great benefits, and foster a culture of integrity, professionalism, and teamwork.

Water and Wastewater

Join our team and help shape reliable, efficient water and wastewater systems that make a difference in communities. We take a comprehensive, cost-effective approach to every project, maximizing value while delivering long-lasting solutions. For drinking water systems, we prioritize consistent pressure, exceptional water quality, and straightforward maintenance. Our wastewater and recycled water work reflects a One Water philosophy, supporting utilities as they manage every drop—whether entering the system, leaving it, or returning as a valuable resource that strengthens the entire community.

If you’re passionate about smart infrastructure and practical innovation, we invite you to be a part of our team, the People Who Make it Happen!

Lead the Future of Integrated Water Infrastructure in the Pacific Northwest! We’re seeking an experienced civil engineer to help drive the success of our Water and Wastewater group through technical leadership, project management, and meaningful client engagement. In this role, you’ll lead teams delivering high‑impact infrastructure projects while contributing to the growth, strategy, and direction of our practice. Our firm embraces a comprehensive, service‑driven One Water approach—partnering with utilities to manage drinking water, wastewater, and recycled water as interconnected resources.

For drinking water systems, we emphasize reliable supply, exceptional quality, and operational efficiency. For wastewater and water reuse, we design systems that align with utility goals for resilience, regulatory compliance, and long‑term asset performance.

As a Water and Wastewater team leader, you’ll guide multidisciplinary teams, strengthen client relationships, and support business development. You’ll also help mentor and develop junior staff while advancing innovative, sustainable infrastructure solutions for public utilities throughout the Pacific Northwest.

Summary

The Water & Wastewater Project Engineer 1 provides planning and design on large, complex water and wastewater systems including treatment plants, pipelines, pump stations, storage facilities, and other water‑related facilities with limited autonomy. Duties include attending site visits, calculating pressure, flow and capacities, designing underground and above‑ground piping systems, selecting and specifying equipment, coordinating with government agencies and other stakeholders, and preparing plans, specifications and estimated costs for project bidding and construction with limited oversight.

The person in this position is expected to exercise a strong work ethic, a desire to learn new design concepts, be willing to mentor others with less experience, apply sound judgement to project decisions, and have great organizational and communication skills. A Water & Wastewater Project Engineer 1 should demonstrate advanced proficiency with drafting and water/wastewater design software and be able to quickly learn and apply new design concepts.

This person is expected to work well with others, absorb and apply constructive criticism, and seek guidance from more experienced members of the team as necessary.

Job Responsibilities and Duties

To be successful in this position, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Software

• Market Sector Software (C3D/P3D/GIS/Water
  
  CAD/Innovyze/Hammer/Infosurge) - Proficient

Technical Expertise

• Fully proficient understanding of technical fundamentals related to the market sector
• Leads technical efforts on a variety of project types, sizes and complexities
• Mentors others on technical tasks and skills
• Performs quality control of moderately complex deliverables

Teamwork

Team player who leads small teams (1-2 people) to complete challenging assignments. Is an independent thinker, provides clear communication and direction to others, and takes responsibility for their results.

Project Delivery

Produces the following independently and oversees others with less experience:

• Alternatives/economic analysis
• Water distribution system, sewer collection system, and transient event hydraulic modeling with reports
• Hydraulic profiles
• Familiar with instrumentation and controls
• Prepare rate studies (