Health and Environmental Investigator IV - Public Health - Seattle & King County (Job)

Location: Seattle, WA

Full-time Position

Closing Date: September 15, 2026

Hourly Range: $59.59 - $75.53

Posted: August 21, 2026

Description:

The Environmental Health Services Division, Food & Facilities Section is seeking a skilled, enthusiastic, and dedicated individual to serve as an Environmental Health Services Supervisor (Health and Environmental Investigator IV) in a Career Service position. The successful candidate will have a passion for environmental public health and creating heathier lives for all people in King County, enjoy investing in professional development of staff and developing workforce and teams, possess strong analytical and problem-solving skills, and be effective at developing productive relationships with agency partners and regulated entities. The successful applicant will work with a team of supervisors in the section and will directly supervise 10-12 people, including a team of food plan reviewers.

Job Duties

Supervision and Workforce Development:

  • Provide oversight for the work of health investigators, as well as senior health investigators including plan reviewers.
  • Conduct and facilitate staff development and performance management activities. 
  • Collaborate with staff, colleagues, Assistant Division Director, Deputy Assistant Division Director, Division and program management team; ensure compliance with Department and Division policies and procedures. 
  • Ensure adequate staff and skills are available to support program needs; anticipate and participate in solving conflicts between other agencies/work groups and resolving labor issues. 
  • Coach, mentor and train field and senior environmental health investigators. 
  • Conduct field work in support of staff with challenging facilities/situations.
  • Support and develop on-going programs and continuous improvement efforts.

Program and Project Management:
  • Develop and evaluate performance dashboard to help make data driven decisions. 
  • Implement program development efforts, such as supporting ongoing QA/QC activities. 
  • Develop metrics and dashboards to help improve staff performance.
  • Interpret and apply program guidance in managing projects, programs and services. 
  • Identify community needs and characteristics to prioritize, influence and improve programs and services.
  • Effectively and efficiently manage agency resources including staff, project resources, work plans and service agreements; ensure consistency with Department and Division policies. 
  • Ensure that services are planned, delivered and evaluated in a culturally appropriate manner that reflects the needs of all stakeholders we serve across King County. 
  • Implement and monitor the food safety rating system, including conducting on-going quality assurance and control, training staff and processing appeals. 
  • Manage projects of various types in support of food and water recreational programs. 
  • Other duties as assigned by the Food & Facilities Assistant Division Director and other program managers.

 

Skills/Eligibility:

Required:

  • Five (5) years of experience conducting inspections to ensure compliance with:
    • The Washington State Retail Food Code, the King County Food Code, or food codes in other state or local jurisdictions and
    • The Washington State Water Recreation Facilities Code or water recreation codes in other state or local jurisdictions
  • Two (2) years of experience supervising or leading people, projects, or teams in  Environmental Health, preferably in food safety or water recreation, including: Training, coaching, and mentoring staff; providing subject matter expertise and technical assistance; and managing employee performance (e.g., providing feedback, working with HR to resolve personnel issues, writing performance appraisals).
  • Demonstrated ability to work collaboratively, including: Strong and consistent leadership; experience creating, managing, or leading effective teams; delegating responsibilities; active listening; facilitation, negotiation, mediation and compromise; managing assignments to meet deadlines; resolving conflicts; ensuring appropriate transparency; and maintaining effective and positive relationships with peers, subordinates and management. 
  • Program or project management experience, including: Demonstrated ability applying knowledge of local government program operations; strategic planning; developing and applying internal and external stakeholder strategies; developing, implementing, monitoring and improving programmatic/strategic outcomes; using data to guide decision-making; establishing priorities; and conducting or managing quality control/quality assurance.
  • Demonstrated cultural competence working with diverse populations including race, ethnicity, gender, ability, age, sexual orientation, and socio-economic status. Demonstrated ability applying principles of equity and social justice in local government programs. 
  • Ability to create a climate in which people want to do their best; can motivate many kinds of direct report, team or project members; enables co-workers to grow and succeed through feedback, instruction, and encouragement.
  • Effective written and oral communications skills, including: Presenting information to lay audiences and technical subject matter experts, and drafting materials such as program policies, procedures, correspondence and technical reports.
  • Valid Washington State driver’s license OR ability to obtain upon hire. 
  • Within six (6) months of hire, Registered Environmental Health Specialist/Registered Sanitarian (REHS/RS) from the National Environmental Health Association (NEHA) or from the Washington State Board of Registered Sanitarians (WSBRS). Both NEHA and WSBRS provide applications for REHS/RS credentialing by examination or via reciprocity. 

Desired:

  • Master’s Degree in Public Health, Public Administration, or a closely related field or equivalent professional experience. 
  • Advanced knowledge and experience in conducting Food Plan Reviews.
  • Food and waterborne outbreak investigation experience
  • Experience working in a highly collaborative government program or coalition. 
  • Experience creating effec

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