Water/Wastewater Infrastructure Senior Project Engineer

Water/Wastewater Infrastructure Senior Project Engineer David Evans and Associates, Inc. life insurance, paid time off, 401(k) United States, Washington, Bellevue 14432 Southeast Eastgate Way (Show on map) May 07, 2026 Water / Wastewater Infrastructure Senior Project Engineer Water and Environment Jobs with

David Evans and Associates:

At David Evans and Associates, Inc., our Water and Environment team excels in managing complex whole-system resources. We offer comprehensive solutions in natural resources and water/wastewater management. Our projects incorporate meticulous planning, thorough analysis, and sophisticated design, underscoring our commitment to stewardship of the built and natural environments. We create value for our clients by blending innovation with reliability and sustainable practices. This approach balances progress with preservation and elevates the quality of life, fostering healthier, more resilient communities. The Water/Wastewater Practice is seeking a Project Engineer in Bellevue, Olympia, Tacoma, Seattle, Tukwila, Woodinville, or Everett, WA. The ideal candidate will support and lead the delivery of complex municipal (special purpose district and/or city) water and wastewater projects. This role is suited for an experienced engineer who can independently manage major design tasks, contribute to project delivery, and play a key role in mentoring staff and supporting client relationships.

What You'll Do Key Responsibilities:

Technical Leadership & Project Delivery Lead planning and design for municipal water and wastewater systems, including: Conveyance and pumping systems Storage and distribution systems Collection systems and treatment facilities Manage complex design tasks and coordinate multidisciplinary teams Prepare and oversee engineering deliverables including plans, specifications, reports, and cost estimates Ensure compliance with applicable regulatory requirements and design standards Serve as Engineer of Record or technical lead on projects Team Leadership & Mentorship Mentor and guide junior engineers and technical staff Review work for technical accuracy and quality Support team development and contribute to a collaborative environment Client Engagement & Business Development Build and maintain relationships with municipal (special purpose district and/or city) clients and regulatory agencies Support proposal development, interviews, and pursuit strategies Participate in professional organizations and industry engagement

What You Bring Required Qualifications:

Bachelor's degree in Civil Engineering (or related field); PE license required or ability to obtain 10+ years of progressive civil engineering experience, with a focus on water and wastewater systems Strong experience in municipal (city and/or special purpose district) water/wastewater system design Proven ability to lead design efforts and coordinate multidisciplinary teams Experience managing or supporting projects through all phases of delivery Familiarity with public agency processes, permitting requirements, and regulatory coordination Proficiency with standard engineering tools (e.g., hydraulic modelling, drafting/design software, Bluebeam, spreadsheets) Strong communication and technical writing skills Experience mentoring or supervising junior staff What We Offer We foster an environment where talented professionals have the freedom and support to do their most meaningful work. Our values and company culture form the foundation of our success, creating a positive and collaborative work environment. These guiding principles are vital to our continued achievements and unwavering commitment to improving the world around us. As a member of our team, you will have the opportunity to cultivate and develop your skills and work alongside talented colleagues who are committed to improving the quality of life while demonstrating stewardship of the built and natural environments.

Benefits:

Comprehensive health coverage: Medical, Dental, Vision, Disability, and Life Insurance Financial wellness: Health Savings Account (HSA) and Lifestyle Spending Account with employer contributions Professional development: Support for continuing education and training opportunities. Work-life balance: Paid Time Off (PTO) and Holiday Pay

Work Schedule:

Flexible 9/80 schedule-every other Friday off!

Retirement:

401k plan Wellbeing focus: Holistic Wellbeing Program centered on physical, emotional, financial, career, and community health Growth opportunities: Access to mentorship, professional support, and pathways for career advancement Potential salary range: $140,000/annually - $200,000/annually • The posted salary range represents the typical range for this position and is provided in accordance with applicable state and local pay transparency laws. Actual compensation will be commensurate with experience, qualifications, and geographic location. If you are a recruiter, search agency, or otherwise wish to refer a candidate to DEA, you will not be compensated in any way for your referral of a candidate to DEA without an active and signed written agreement in place in advance with DEA Human Resources. Any resume submitted to any DEA employee by an external recruiter without a written agreement in place at the time of submission will be considered the property of DEA and DEA will not be liable for the payment of a placement fee. If you would like to notify DEA of your interest in initiating a written agreement for services, please e-mail careers@deainc.com.

Potential office locations include:

Bellevue, WA; Olympia, WA; Tacoma, WA; Seattle, WA; Tukwila, WA; Woodinville, WA; Everett; WA.