Water/Wastewater Infrastructure Senior Project Engineer - Tukwila, WA

David Evans and Associates, Inc.; Tukwila (WA); On-site; USD 140,000 - 200,000; Full time

Benefits offered by this job

Comprehensive health coverage

Flexible work schedule

401k plan

Professional development support

Paid Time Off (PTO)

Job summary

David Evans and Associates, Inc. is seeking a Senior Project Engineer specializing in water and wastewater infrastructure in Tukwila, WA. The role involves leading the design and planning of municipal systems, managing multidisciplinary teams, and mentoring junior engineers. Candidates should have a Bachelor's degree in Civil Engineering, a PE license, and 10+ years of relevant experience. The position offers a flexible work schedule and benefits that include comprehensive health coverage and potential annual salary between $140,000 and $200,000.

Qualifications

• 10+ years of progressive civil engineering experience focused on water/wastewater systems.
• Proven ability to lead design efforts and coordinate multidisciplinary teams.
• Familiarity with public agency processes, permitting requirements, and regulatory coordination.

Responsibilities

• Lead planning and design for municipal water/wastewater systems.
• Manage complex design tasks and coordinate multidisciplinary teams.
• Build and maintain relationships with municipal clients and regulatory agencies.

Skills

Civil Engineering

Municipal water/wastewater system design

Technical writing

Communication

Project management

Mentoring staff

Education

Bachelor’s degree in Civil Engineering

PE license or ability to obtain

Tools

Hydraulic modelling software

Drafting/design software

Bluebeam

Spreadsheets

Job description

Overview

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

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
• Salary information is provided in accordance with applicable state and local pay transparency laws. Actual compensation will be commensurate with experience and location.