Plumbing Inspector

King County   Seattle, WA   Full-time     Construction / Physical Labor / Skilled Trades
Posted on June 8, 2022
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The Environmental Health Services Division is seeking diverse applicants who are representative of our King County population, to fill career service and other term limited temporary and or Short Term Temporary Plumbing Inspector positions that will become available in the next 6 months.

The role of the Plumbing Inspector is to protect public health and the environment from the hazards of improper plumbing and gas piping installations. These positions also works to improve the delivery of county programs in accordance with King County’s Equity and Social Justice Ordinance through service excellence, financial stewardship, public engagement, and maintaining a quality workforce.
 Environmental Health Services Division’s mission is to identify and sustain environmental conditions that promote healthy people and healthy communities. The section strives for and values fair and culturally competent service delivery, innovative, effective, and efficient application of resources, building a culture of performance, and expanding opportunities to seek input, listen and respond to industry and residents.  
 These job duties are mandated under state and local regulations governing construction-related inspection of plumbing and gas piping installations. Failure to perform tasks essential to the position could result in the impairment of human health and safety, or degradation of the environment through contamination of drinking water, improper sanitary waste handling, or improper fuel gas distribution
Through the work of over 150 dedicated employees, the Environmental Health Services Division identifies and sustains environmental conditions that promote health equity and healthy people and communities in Seattle and King County. Our vision is healthy, safe, and vibrant communities that are free of health disparities based on race, gender or economic status. The Division's core values include equity and social justice, integrity, community service, collaboration, a supportive work culture, and learning from each other and the communities we serve. To learn more about EHS, please visit

As the only jurisdiction in the world named after Dr. Martin Luther King, Jr., one of the most influential civil rights leaders in our nation's history, King County is a vibrant international community with residents that represent countries from around the world. It is a region with increasing diversity that cherishes the traditions of many cultures.
We have a deep commitment to equity and social justice and advancing practices, strategies, and policies that promote fairness, justice, and opportunity for all – in our workplaces and our communities. With this commitment, King County has adopted a pro-equity agenda to advance regional change and ensure that residents from vulnerable communities are incorporated into our emergency planning and public outreach efforts.
To learn more, please visit

Job Duties


While this is primarily a technical position, a successful candidate has strong interpersonal, communication, and cultural competence skills and demonstrates creative and analytical skills to support customers to achieve compliance with public health and construction regulations to protect the community.  


  • Inspect installations of residential and commercial plumbing (including backflow devices and assemblies), medical gas, and natural or LP gas piping (including flue vents and combustion air) for compliance with various codes and ordinances. 
  • Explain and educate permit holders on plumbing and gas piping code requirements when there is non-compliance.
  • Prepare and maintain written and electronic records of inspections, corrections, and approvals. 
  • Consult with superintendents, contractors, engineers, architects, installers, and the public to solve installation problems.
  • Interpret applicable codes, laws, ordinances, rules, and regulations pertaining to plumbing and gas piping installations with a perspective on public health and safety.
  • Review plans, diagrams, and associated construction documents. Perform analysis of plumbing and gas piping design, and review/evaluate proposed methods of installation.
  • Report public complaints regarding unsanitary, illegal, or hazardous plumbing or gas piping installations to a supervisor. If a code violation has occurred, the supervisor will post plumbing and gas piping ordinance violation notices and coordinate with their supervisor.
  • Establish and maintain cooperative, effective working relationships with customers, coworkers, other Environmental Health Division employees, and the general public using principles of good customer service.
  • Report for agreed-upon scheduled work with, reliable and punctual attendance.  

Experience, Qualifications, Knowledge, Skills

  • Proficiency with computer use, including Microsoft Office,(Word, Excel, and Outlook), and ability to quickly master Envision database and performance management systems.  
  • Knowledge of, proficiency in, and ability to apply state and local laws related to plumbing, gas piping, gas appliance installation, venting and combustion air, cross-connection control, and medical gas piping.  
  • Excellent customer service skills
  • Demonstrated ability to work with people from various cultures and socioeconomic backgrounds, handling difficult situations and people, working in a stressful environment, and managing and resolving conflicts.  
  • Excellent written and oral communication skills, in face-to-face and telephone interaction. 
  • Requires visual acuity to read computer screens, printed materials, and detailed information. 
  • While performing fieldwork, the incumbent is regularly required to work outdoors in a variety of weather conditions and walk on rough, uneven, or rocky surfaces. Required to use hand to eye coordination, handle, feel or operate objects, tools, or controls. The incumbent is frequently required to stand and/or walk for extended periods of time; walk on uneven surfaces; sit; climb or balance; stoop, kneel, crouch, or crawl in the performance of field and office duties. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception, and the ability to adjust focus. Duties require the incumbent to carry supplies and/or equipment up and downstairs as well as into and out of a vehicle on a daily basis. 
  • Perform work in confidence and under pressure for deadlines, and maintain professional composure and tact, patience, and courtesy at all times.  
  • Occasional use of personal protective devices such as masks, goggles, gloves 
  • Ability to lift and/or carry objects and materials weighing up to 20 pounds. 
  • Ability to physically maneuver in tight spaces to access and inspect connections.
  • Previous experience performing plumbing inspection functions.
  • Four years of recent experience as a Washington State journeyman plumber, including designing and performing residential installations and at least two of those years performing commercial installations. *Experience from another state may qualify the candidate for consideration when the State of Washington Labor and Industry qualifies the candidate for the Washington State plumber certification exam.
  • Bilingual in English plus one or more of the following languages representing large populations in King County: Spanish, Vietnamese, Chinese, Somali, Russian, Ukrainian, Korean, Amharic, Punjabi, or other languages.
  • Demonstrated experience in and ability to research and respond to technically complex plumbing and gas piping issues.
  • Experience in gas piping design and installation; and gas appliance  installation, venting & combustion air
  • Cross-connection control experience or certification
  • Medical gas experience or certification
  • Demonstrated experience in and ability to independently manage, prioritize, and coordinate work assignments, provide quality customer service, and speak to a variety of audiences.
  • A candidate is required to possess a valid Washington State journeyman plumber (PL01)  license. In lieu of a Washington State journeyman plumber license (PL01) , a candidate shall provide a letter, with the application, from Washington State Labor and Industries verifying the candidate’s approval for performing the Washington State plumber PL01  license exam.
  • IAPMO Plumbing Inspector certificate or obtain an IAPMO Plumbing Inspector certification prior to the end of the 6-month probationary period.
  • Valid Washington State driver’s license; this position requires driving on a regular basis in order to perform essential job duties.

Supplemental Information

Forbes recently 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.

COVID-19 Vaccination Requirement
King County Executive Branch employees are required to be fully vaccinated against COVID-19. If you are the successful candidate for the position you applied for, the County will send you a conditional offer letter.

As a condition of employment, prior to a final offer of employment, you will be required to:

  • submit proof of vaccination, or
  • have an approved request for medical or religious exemption and an approved accommodation. Philosophical, political, scientific, or sociological objections to vaccination will not be considered for an exemption or accommodation.
People are considered fully vaccinated against COVID-19 two weeks after receiving the final dose of a vaccination approved by the Center for Disease Control and Prevention (CDC).

The Executive Branch includes employees in the Executive branch, the Assessor's Office, Elections, the King County Sheriff's Office, and the Executive Office.

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. 

Who may apply
These positions are open to all applicants. This posting  is open continuous until positions are filled. First review will be done for applications received by February 27, 2022

The following items are required to be considered for this vacancy:

1. NEOGOV/Government Jobs on-line or paper application.
2. Responses to the supplemental questions.
3. A current resume or curriculum vitae.
4. A cover letter that summarizes your interest and qualifications for the position.

Your application may be rejected as incomplete if you do not include the relevant information in the application. Cover letters and/or resumes are not accepted in lieu of a completed application. Applications and/or Supplemental Questionnaires that state "see my resume" or "see my personnel file" are considered incomplete and will not be accepted.

  • The selection process may include but is not limited to: evaluation of application materials and supplemental questions, interviewing, and testing. For more information on our selection process, please refer to
  • Public Health relies on office automation (Microsoft Office 365) and web-based enabled tools, therefore candidates must be proficient and comfortable with computer use to perform functions associated with ongoing work.
  • Regular and reliable attendance, effective communication skills, and development of effective working relationships are requirements of all Public Health positions.
  • A hired candidate is required to hold a valid Washington State PL01 journeyman plumber certificate, including but not limited to completing their mandatory training on time.
  • This position may require the ability to use appropriate personal protection equipment (PPE) based on situational needs.
  • Staff may be required to play an active role in the event of a public health emergency, which may include changes in responsibilities and working hours.
  • This position requires the ability to perform work duties both indoors in an office environment and in the field in a variety of physical and weather conditions that may include walking uneven terrain, working around heavy machinery, strong odors, dusts, animals, and various types of wastes. 
  • Exposure to individuals from the public who are upset, angry, agitated, and sometimes hostile, requiring the use of conflict management and de-escalation skills.
  • This position may require strength enough to lift, push, or pull field equipment weighing between 20-40 pounds.
  • This position may require the incumbent to occasionally access or travel by ferry or boat.
  • The selected candidate is required to take a pre-employment physical.
  • The selected candidate will be required to submit to a thorough background investigation. Records are not automatically disqualifying.
  • A hired candidate is required to hold a Valid State journeyman plumber certificate, including but not limited to completing their mandatory training courses on time.
  • Employees are required to protect the privacy and security of protected health information as defined in State and Federal Law.
  • Employees are required to adhere to OSHA/WISHA guidelines including but not limited to completing required training on time.
WORK SCHEDULE: This is a temporary, intermittent position and is non-exempt from the provisions of the Fair Labor Standards Act and is (not) eligible for overtime. The normal workweek is Monday – Friday, work hours per week are as agreed upon with staff prior to each work week or day. Evening and weekend work is not required.

This position is represented by Seattle Plumbers and Pipefitters, Local #32.

CONTACT: If you have questions, please contact Nic Horea, Senior Human Resource Analyst at or 206-263-8736.

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:

  • Medical, dental, and vision coverage: King County pays 100% of the premiums for eligible employees and family members
  • 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: King County employees are eligible to 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
  • 10 paid holidays each year (plus 2 personal holidays)
  • Generous vacation and paid sick leave
  • Paid parental leave, family and medical leaves, and volunteer leave
  • Flexible Spending Account
  • Wellness programs
  • Onsite gyms and 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 please 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.  Also, in the event of any incorrect information in this document, applicable laws, policies, rules, CBAs, or official plan documents will prevail.
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.

Do you have a current, valid Washington State driver's license or the ability to obtain one prior to starting work if selected for this position?
  • Yes
  • No
Do you possess a current, valid Washington State journeyman plumber (PL01) certificate license?
  • Yes
  • No
If you answered "Yes" to the question # 2, please provide the certification license number. If you answered "No", you are required to provide a letter (attach with application) from the WA State Labor and Industries, which verifies qualification to perform the WA State plumbers certification testing process based on reciprocity rules. *Contact WA State L&I @ 360-902-5207,
Do you possess the following certifications? (i.e., IAPMO, ICC, L&I, DOH, etc.) Check all that apply:
  • Plumbing Inspector (Residential or Commercial)
  • Plumbing Plans Examiner
  • Fuel gas
  • Medical gas
  • Combination Inspector
  • Cross connection control
  • None of the above
Have you had four years of recent experience as a Washington State journeyman PL01 plumber, or experience that is determined by WA State L&I as reciprocal to WA State plumber certification license guidelines?
  • Yes
  • No
re you bilingual in English and one of the following languages? Check all that apply:
  • Spanish - Conversation
  • Spanish - Reading/Writing
  • Vietnamese - Conversation
  • Vietnamese - Reading/Writing
  • Russian - Conversation
  • Russian - Reading/Writing
  • Somali - Conversation
  • Somali - Reading/Wiriting
  • Chinese - Conversation
  • Chinese - Reading/Conversation
  • Korean - Conversation
  • Korean - Reading/Writing
  • Ukrainian - Conversation
  • Ukrainian - Reading/Writing
  • Amharic - Conversation
  • Amharic - Reading/Writing
  • Punjabi - Conversation
  • Punjabi - Reading/ Writing
  • Tagalog - Conversation
  • Tagalog - Reading/Writing
  • Other
  • None of the above
If you answered "other" for question #6, please list the language.
Are you applying to this position as an eligible Current or Previous King County Employee Priority Placement Program Participant And Is this position the same or lower percentage of full-time when compared to the position held at the point of the notification of layoff AND Do you possess the skills and abilities to qualify for this position?
  • Yes, I was given a layoff notice from my role at King County AND I am within two years of the effective date of my layoff. AND The position I was laid off from was the same or a higher percentage of FT status when compared to this one.
  • No.
If you answered yes to the question above and you are applying for this position as a Priority Placement Participant, to be considered, you must provide the following three pieces of information in the space provided: 1. The title you held when you received your layoff notice 2. The department you worked in 3. The effective date of your layoff

Required Question