Senior Civil/ Mechanical Engineer

Summary

We are the Engineering and Technical Resources unit that provides engineering design and oversight of all capital projects within the Wastewater Treatment Division. We are dedicated public servants whose mission is to protect public health and enhance the environment by collecting and treating wastewater while recycling valuable resources for the Puget Sound region. This mission runs through all our work that requires tackling interesting and challenging projects. We instill a supportive work culture that is open to new ideas and methods.

About the Role:

Candidates will be involved in pump station upgrades, treatment plant upgrades, and conveyance projects. The following are some of the major on-going or upcoming projects: Replacement of turbo blowers at wastewater treatment facilities, addition of membrane clarification cassettes, pump station upgrades and replacements, anaerobic digestion expansion, sand filter rehabilitation, grit facility upgrades

Several upcoming projects will be delivered under non-traditional or collaborative delivery methods, such as General Contractor Construction Management and Progressive Design-Build.

This position follows a hybrid work model, ] blending remote and in-person work.

About the Team:

King County Wastewater Treatment Division is one of the top wastewater utilities in the nation, involved in cutting edge technologies and approaches to conveyance, treatment, and reclamation of wastewater. The variety and scale of our facilities and projects will be beyond what most employers can offer.

This position is an opportunity to work on a fun and collaborative team who is dedicated to design, process improvement, and producing quality products to improve the WTD conveyance and treatment systems.

WTD offers flexible working hours, union representation, pension plan, and a hybrid work-from-home and in-person schedule. King County provides a comprehensive benefits package that is largely employer-paid including Medical/Dental/Vision, Health Savings Plan (FSA), pension (WA State PERS), Life/AD&D and generous paid Vacation, Holiday, and Sick Leave Programs. The County also offers LTD and Supplemental Life plan participation. The value of this benefit package ranges between $20,000 and 40,000 annually, depending on whether you are single or have a family.

Join our team dedicated to ensuring clean water for generations to come! With about 1000 employees engaged in planning, designing, building, and operating treatment facilities, our agency is at the forefront of environmental stewardship. Success for us means upholding our legacy while promising future generations a pristine environment.

We partner with regulatory agencies to reduce harmful waste discharge and actively educate the public and businesses on water quality protection. We prioritize accountability to our ratepayers and operate a well-managed agency that services over 2.3 million King County residents . Our regional wastewater treatment system not only sustains a healthy environment but also fuels economic development, fostering prosperity in our region. If you're passionate about making a difference and thrive in a collaborative environment, join us in our mission to safeguard our precious water resources.

Commitment to Equity, Racial and Social Justice:

King County, named after Dr. Martin Luther King, Jr., is a diverse and vibrant community that represents cultures from around the world. Our True North is to create a welcoming community where everyone can thrive. We prioritize equity, racial and social justice, making it a foundational and daily expectation for all employees. As a Senior Civil/Mechanical Engineer, you will actively apply these principles in all aspects of your work. Learn more about our commitment at http://www.kingcounty.gov/equity .

Apply now for a rewarding career at the Wastewater Treatment Division of King County Department of Natural Resources & Parks (DNRP). Join our talented workforce in protecting and restoring the natural environment and promoting more resilient, sustainable, and equitable communities. Enjoy training, comprehensive benefits , and growth opportunities.

Job Duties

What You Will Be Doing:

• Serve as Project Engineer on County design projects. As the Project Engineer, coordinate design with other engineering disciplines, the engineering design review team, and other team members; translate operational and maintenance requirements into terms the project team understands; review and consolidate technical comments from design reviews; serve as a single point of technical contact for the project to the Project Manager; develop work plan, schedule, and budget for the execution of designs for wastewater projects.
• Review consultant prepared plans and specifications to ensure conformity to the County’s specifications, standards, and requirements.
• Prepare public works and procurement contract documents and cost estimates to comply with County and State public bidding policy. Assist in the acquisition of all necessary permits prior to construction bidding.
• Stamp and sign engineering or architectural plans as a Professional Engineer.
• Review and approve shop drawings submitted by contractors, assist in the interpretation of specifications, advise on contractor compliance with contract documents, and review change orders when required by field personnel or as required by law.
• Review proposals from equipment vendors. Review construction plans of other agencies and/or building owners to ensure that County facilities are not in conflict with or endangered by adjacent construction or facilities.
• As directed, provide assistance with complex emergency repairs of wastewater facilities or when technical engineering assistance is necessary. May coordinate with the work of maintenance personnel or contractors to accomplish necessary repairs.

Experience, Qualifications, Knowledge, Skills

Qualifications You Bring:

• Bachelor's Degree in Civil Engineering, Mechanical Engineering, or closely related engineering field.
• At least 8 years of engineering experience including project planning, design, and construction.
  
• Registration as a Professional Engineer in State of Washington, or ability to obtain within 90 days of hiring.
• Familiarity with water, wastewater and/or industrial facilities and construction principles and techniques.
• Demonstrated experience in solving complex technical issues within a multi-discipline work environment.
• Experience in managing multiple, complex capital projects simultaneously within established timeframes, and costs.

Competencies You Bring :

• Manages Complexity: Making sense of complex, high quantity, and sometimes contradictory information to effectively solve problems.
• Decision Quality: Making good and timely decisions that keep the organization moving forward.
• Balances Stakeholders: Anticipating and balancing the needs of multiple stakeholders.
• Plans and Aligns: Planning and prioritizing work to meet commitments aligned with organizational goals.
• Collaborates: Building partnerships and working collaboratively with others to meet shared objectives.
• Manages Conflict: Handling conflict situations effectively, with a minimum of noise.
• Communicates Effectively: Developing and delivering multi-mode communications that convey a clear understanding of the unique needs of different audiences.

Required Licenses:

• Registration as a Professional Engineer in State of Washington, or ability to obtain within 90 days of hiring.
  

It Would Be Great if You Also Bring:

• Work experience leading multidisciplinary design teams in producing contract drawings and specifications for public bid or collaborative delivery.
  
• Experience with planning and design of Wastewater Treatment Plant processes and/or conveyance facilities such as pump stations and pipleines.
  
• Ability to work with a diverse group of individuals from consultants, elected officials, the general public, Operations and Maintenance, other County staff, and other stakeholders.
  
  

Supplemental Information

Working Conditions:

• Work Location: The Engineering team works in a hybrid model, with days in the office as well as telecommuting. The ratio of remote to onsite work will be dependent on business needs and is subject to change. The primary onsite location is Collaboration space at King Street Center, 201 S. Jackson, Seattle, Washington 98104. Employees must reside in Washington state and within a reasonable distance to their King County worksite to respond to workplace reporting requirements. King County has a robust collection of tools and resources to support working remotely. The individual selected for this opportunity will join an innovative and progressive team that is redefining how we work as we transition to the department's hybrid environment. Employees will be provided with a County-issued laptop and must maintain a home workspace with an internet connection where they can reliably perform work and remain available and responsive during scheduled work hours.
• Work Schedule: This full-time position works a 40-hour work week. This position is exempt from the overtime provision of the Fair Labor Standard Act (FLSA) and is not overtime eligible.
• Union Representation: This position is represented by Technical Employees’ Association (TEA) - Wastewater Treatment Division

Application and Selection Process:

We welcome applications from all qualified applicants. We value diversity, diverse perspectives and life experience and encourage people of all backgrounds to apply.

Application materials will be screened for clarity, completeness and alignment with the experience, qualifications, knowledge, and skills essential for this role to determine which candidates may be invited to participate in one or more panel interviews.

Anticipated Timeline for this recruitment: (subject to change)

• Panel interviews: Virtual: Week of June 29th

To apply, submit a:

• Complete Application
• Resume
• Cover Letter

Note: Additional documents won't be considered during minimum qualification screening.

Who to Contact: For more information regarding this recruitment, please contact Mark Workinger at Mworkinger@kingcounty.gov

Discover More About the Wastewater Treatment Division: Visit our website and check us out at Facebook , X (formerly Twitter) , Instagram , YouTube and our WTD Blog .
Visit our website , explore an interactive map of our recent accomplishments and check us out at Facebook , X (formerly Twitter) , LinkedIn , TikTok , Instagram , YouTube and Keeping King County Green News .

Sign up for Job Alerts to be notified of additional career opportunities with King County. Select the Natural Resources category for DNRP opportunities and explore other categories of interest.

Forbes named King County as one of Washington State's best employers.

Together, with leadership and our employees, we're changing the way government delivers service and winning national recognition as a model of excellence. Are you ready to make a difference? Come join the team dedicated to serving one of the nation's best places to live, work and play.

Guided by our "True North" , we are making King County a welcoming community where every person can thrive. We value diversity, inclusion and belonging in our workplace and workforce. To reach this goal we are committed to workforce equity. Equitable recruiting, support, and retention is how we will obtain the highest quality workforce in our region; a workforce that shares and will help advance our guiding principles - we are one team; we solve problems; we focus on the customer; we drive for results; we are racially just; we respect all people; we lead the way; and we are responsible stewards. We encourage people of all backgrounds and identities to apply, including Native American and people of color, immigrants, refugees, women, LGBTQ+, people living with disabilities, and veterans.

King County is an Equal Employment Opportunity (EEO) Employer

No person is unlawfully excluded from employment opportunities based on race, color, religion, national origin, sex (including gender identity, sexual orientation, and pregnancy), age, genetic information, disability, veteran status, or other protected class. Our EEO policy applies to all employment actions, including but not limited to recruitment, hiring, selection for training, promotion, transfer, demotion, layoff, termination, rates of pay or other forms of compensation.

To Apply

If you are interested in pursuing this position, please follow the application instructions carefully. If you need this announcement in an alternate language or format, would like to request accommodation or assistance in the application or assessment process or if you have questions, please contact the recruiter listed on this job announcement.

King County offers a highly-competitive compensation and benefits package designed to meet the diverse needs of our employees and support our employees' health and well-being. Eligible positions receive the following benefits and have access to the following programs:

• Excellent medical, dental, and vision coverage options: King County provides eligible employees with options, so they can decide what’s best for themselves and their eligible dependents
• Life and disability insurance: employees are provided basic coverage and given the opportunity to purchase additional insurance for both the employee and eligible dependents
• Retirement: eligible King County employees may participate in a pension plan through the Washington State Department of Retirement Systems and a 457(b) deferred-compensation plan
• Transportation program and ORCA transit pass
• 12 paid holidays each year plus two personal holidays
• Generous vacation and paid sick leave
• Paid parental, family and medical, and volunteer leaves
• Flexible Spending Account
• Wellness programs
• Onsite activity centers
• Employee Giving Program
• Employee assistance programs
• Flexible schedules and telecommuting options, depending on position
• Training and career development programs

For additional information about employee benefits, visit our Benefits, Payroll, and Retirement Page .

This is a general description of the benefits offered to eligible King County employees, and every effort has been made to ensure its accuracy. If any information on this document conflicts with the provisions of a collective bargaining agreement (CBA), the CBA prevails.

NOTE: Benefits for Term Limited Temporary (TLT) or Short Term Temporary (STT) positions, including leave eligibility and/or participation in the pension plan through the Washington State Department of Retirement Systems, will vary based upon the terms and details of the position. Short Term Temporary positions are not eligible for an ORCA transit pass.

For inquiries about the specifics of this position, please contact the recruiter identified on this job posting.

Closing Date/Time: 6/17/2026 11:59 PM Pacific

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• King County Wastewater Treatment Division

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