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Water Quality Planner​/Project Manager III

Job in Seattle, King County, Washington, 98127, USA
Listing for: King County
Full Time position
Listed on 2026-07-03
Job specializations:
  • Engineering
    Environmental Engineer, Water Management, Water Engineer, Environmental Compliance
Salary/Wage Range or Industry Benchmark: 75000 - 95000 USD Yearly USD 75000.00 95000.00 YEAR
Job Description & How to Apply Below

Eligibility

This opportunity is open to current King County employees. We are not accepting external applications at this time.

About the Role

King County Wastewater Treatment Division (WTD) Environmental and Community and Services Section (ECSS) is seeking up to two qualified candidates for the role of Water Quality Planner/Project Manager III to support complex projects that protect and enhance water quality. This position will act as a subject matter expert representing water quality permitting issues on capital projects during design and implementation. The Water Quality team is a high‑performing, dynamic group of professionals who provide expertise on the development and execution of water quality management for construction of capital improvement projects.

This senior-level position offers opportunities to apply and enhance technical skills related to construction site water management and erosion and sediment controls, and will also provide water quality compliance oversight on WTD construction projects, all in a collaborative environment.

What You Will Be Doing
  • Serve as a water quality subject matter expert for complex, high‑risk capital and operating projects involving decisions where guidelines or procedures may not exist and therefore may need to be developed by this position and/or use critical thinking to overcome challenges.
  • Provide technical expertise on construction site water management and sediment/erosion control during design and implementation for complex capital projects and programs.
  • Conduct weekly construction site inspections of temporary erosion and sediment controls (TESC) and water quality permit compliance.
  • Develop scopes of work for consultant support of capital projects.
  • Coordinate with Washington Department of Ecology, King County Industrial Waste, and local jurisdictions to resolve construction challenges and ensure projects meet surface water quality and sanitary sewer requirements.
  • Support other Water Quality and Mitigation and Monitoring staff as needed.
Qualifications You Bring
  • Extensive knowledge of water quality principles including competency within any of the following fields of study: environmental engineering or planning, geology, hydrology, water resource management, environmental monitoring, environmental permitting and related fields.
  • At least five years of experience conducting construction inspections with responsibilities for compliance with Construction Stormwater General Permit and King County Industrial Waste permits.
  • Excellent oral and written communication skills and an ability to convey complex technical information effectively to multiple audiences, including multi‑disciplinary project teams, contractors, organizational leadership, regulatory agencies, and diverse interested parties.
  • Ability to analyze and summarize complex data and information to inform project planning and construction implementation.
  • Excellent technical writing skills including the ability to provide editorial review and preparation of environmental planning documents and scopes of work.
  • Experience working with construction contract specifications and contractors to ensure water management plans conform with permitted conditions and plans.
  • Knowledge of dewatering processes, permit implications, and procedures for managing dewatering discharges.
  • Knowledge of critical area protections and restoration principles.
Competencies You Bring
  • Action Oriented
    :
    Taking on new opportunities and tough challenges with a sense of urgency, high energy, and enthusiasm.
  • Collaborates
    :
    Building partnerships and working collaboratively with others to meet shared objectives.
  • Manages Ambiguity
    :
    Operating effectively, even when things are not certain, or the way forward is not clear.
  • Decision Quality
    :
    Making good and timely decisions that keep the organization moving forward.
Required Licenses/Certifications
  • A valid Washington State Driver’s License (ability to travel to work sites not served by public transportation).
  • Certified Erosion Control and Sediment Control Lead (CESCL).
It Would Be Great if You Also Bring
  • ISA Certified Arborist
  • Certified Professional in Erosion and Sediment Control (CPESC)
  • Stormwater Pollution…
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