Senior Appraiser - Modeling Supervisor

Salary : $3,704.87 - $4,696.13 Biweekly Location : Seattle, WA Job Type: Career Service (Exec) Job Number: 2026-26595 Department: DOA - Assessor's Office Division: Commercial Property Appraisal Opening Date: 02/23/2026 Closing Date: 3/9/2026 4:00 AM Pacific FLSA: Non-Exempt Bargaining Unit: K1 : PP&OCED L763-Assessments Full- or Part-Time: Full Time Hours/Week: 35 hours/week Summary Please note that this opportunity is only available to internal King County Career Service employees who have passed their initial probation period. We are not accepting external candidates.Are You: A capable and effective data modeler, with excellent communication skills to explain and teach income modeling using software and technology? A facilitator and collaborative motivator with strong skills and the ability to create a positive and collaborative team culture? A knowledgeable appraisal professional with detailed knowledge of a comprehensive body of real estate appraisal techniques, real estate data modeling, and legislation affecting real property appraisals? A relationship builder able to create collaborativerelationships to foster innovative thinking, strong data analysis understanding, work process enhancements, promote new technology, and develop better business practices? Skilled in conflict management with the ability to resolve conflict sensibly, fairly, and efficiently, with the ability to document solutions? Skilled liaison with technology professionals to ensure analysis tools are available and make business sense for end users? A successful planner with the ability to successfully plan, assign, manage, organize, direct, and measure the work of staff to ensure the timely completion of production goals? An effective manager who takes action by demonstratingdelegation, problem-solving, and prioritization. If so, then read on to see if this employment opportunity is right for you. Job DutiesTHE OPPORTUNITY: The Modeling Supervisor (Senior Appraiser) oversees all modeling activities in the Department of Assessments. Will take a lead role in the Commercial Appraisal technology implementation, data testing, conversion, and validation. Works directly with the Chief Appraiser and Appraisal Division Directors to ensure consistency and accuracy in all aspects of income modeling. Will work with Senior Management to find efficiencies in value methodologies and reporting. Create guidelines and instructions for complex tasks such as software implementation, revamping reports, and land and income modeling. Assist the Assessor, Chief Deputy Assessor, Division Directors, and Chief Appraiser in defense of our practices and procedures. Serve as the point person for the creative advancement of our processes, including but not limited to IAAO presentations. The successful candidate will, at a minimum, demonstrate the ability and skill to: Oversee training practices for systems and software designed to promote accuracy and consistency. Reviews data collection practices and procedures to ensure consistency and accuracy Lead in the modeling of land/income appraisal. Lead, supervise, manage, and coordinate staff, providing evaluations of the quality and quantity of work. Publish and enforce standard practices for sales verification and outlier removal. Create, update, and further automate area reports. Plan and provide oversight into the department's modeling processes, which involve the analysis and review of income appraisal valuation models to achieve assessment consistency, equity, and equalization. Ability to use metrics and analytics to drive work success. Provide critical analysis and review of technically complex properties for tax assessment purposes. The work performed by the Technical Senior Appraiser requires the application of a wide range of appraisal knowledge, principles, techniques, statistics, building construction knowledge, workmanship, materials, and departmental procedures. Work with Directors and Chief Appraiser to promote consistent and understandable statistical practices Serve as a liaison with programmers to ensure analysis tools are available and working properly. This position requires an understanding of dashboards and smart tools/technology. Create instructions and road maps to spell out steps in the analysis process for staff. Prepare and review appraisals of a comprehensive scope requiring adherence to RCWs, WACs, and appraising procedures, ensuring equitable and consistent determination of value according to USPAP. Direct, organize, and teach training courses on the use of Power BI, AI training, and model development Work to promote uses of new technology in assessment practices Serve as a resource for Commercial, Personal Property, and Senior Management Experience, Qualifications, Knowledge, SkillsHas six (6) years of increasingly responsible leadership and above-average technological skills, with applicability to the assessor's business practices, and experience in commercial appraisal or other related fields. Skill or ability in providing supervision and oversight to staff, including planning, coordinating, and providing direction to supervisors and staff regarding work progress to meet deadlines. Skill or ability to build dashboards to manage data and modeling, while collaborating with other senior appraisers. Skill or ability to use advanced technology with commercial appeals responses, Personal Property tasks, and other uses as development of this software progresses. Skill or ability to lead, coach, and support employees. Ability to provide general or specialized technical information to the public regarding property assessments, mass appraisal activities and requirements, and property related information, Skill at interpreting Washington State RCWs, Washington Administrative Code, Professional Appraisal Standards, and valuation guidelines to respond to internal and/or external customers over the telephone, in writing, and/or in person, In addition, any combination of education and/or experience that clearly demonstrates the ability to successfully perform the duties of the position, and: Experience as a King County Department of Assessments real property appraiser II or Senior Appraiser, and satisfactory completion of 105 hours of appraisal coursework, OR any equivalent combination of recent and relevant education and/or experience. Verification of successful completion of courses is required. Above-average experience with technology, testing, and adaptation of new software. Experience in the use of commercial property valuation modeling, or other data modeling with complex data sets and multiple variables. Supplemental InformationABOUT THE DEPARTMENT OF ASSESSMENTS: A leader and innovator in government assessments, the department is charged with administering King County's property valuation and assessment process. This process forms the basis for funding a wide range of important public services, from education to transportation to hospitals; what's more, it requires effective partnerships with 162 separate taxing districts. At 2,134 square miles -- about the same size as the State of Delaware, King County is one of the largest geographic areas to assess in the entire nation. In 2018, King County assessed approximately 728,000 parcels worth $879 billion. This generated $7.2 billion in property tax revenue to support vital public programs and services for our residents. To learn more about us, check out our website: The Department of Assessments fosters a culture of innovation, creativity, and meaningful engagement. We encourage our employees to explore new ideas, challenge existing processes, and contribute to continuous organizational improvement. The Department of Assessments and King County are committed to building a workforce that reflects the diverse communities we serve. We welcome applicants from all backgrounds, including people of color, immigrants, refugees, women, LGBTQ+ individuals, people with disabilities, and veterans. We believe that a wide range of perspectives and life experiences strengthens our organization and enhances our impact. About King County As the only county in the United States named after Martin Luther King Jr, one of the most influential civil rights leaders in our nation's history, King County is a vibrant community with residents who represent countries from around the world. It is a region with increasing diversity that cherishes the artistic and social traditions of many cultures. Together, we're changing the way government delivers service and winning national recognition as a model of excellence. We continue to build on an enduring legacy of shared values of equity and social justice, employee engagement, innovative thinking, and continuous improvement. With this commitment, King County has adopted a pro-equity agenda aimed at advancing regional change and is developing the systems and standards necessary to achieve better outcomes for all of our residents, regardless of their race or income. All of these qualities make King County one of the nation's best places to live, work, and play. 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. 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. WORKING CONDITIONS: The primary work location for this position is the King Street Center Building, 201 S. Jackson ST., Seattle, WA. Our offices in the King Street Center Building operate under a fragrance and scent-free policy. This policy is intended to promote a safe and healthy work environment for all employees. Position requires working in the office with some field work assignments. To Apply Please note that this position is only available to internal King County Career Service employees who have passed their initial probation period. We are not accepting external candidates. If you are an internal King County Career Service employee and 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 Alicia Rivet at SELECTION PROCESS: The applicants who meet the required minimum qualifications and indicate through an analysis of their submitted application materials that they possess the most competitive background in direct and recent job-related experience, knowledge, skill, abilities, and training may be called for further selection processing. Additional selection process analysis may include, but is not limited to, written and performance exams, written work submittals, web-based/online examinations, oral panel, and/or manager interviews. Final selection will be made after an internal review of the applicant's work performance history, peer/supervisor reviews, and an oral interview. UNION AFFILIATION: Positions in this classification are represented by the Teamsters, Local 763. Please note: This recruitment will not create an eligibility list for future vacancies. 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 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. 01 Are you applying to this position as an eligible current or previous King County Employee Priority Placement Program Participant? Yes, I was given a layoff notice from my Career Service role at King County and I am within two years of the effective date of my layoff. Additionally, the position I was laid off from was the same or a higher percentage of FT status when compared to this one. No 02 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 notice2. The department you worked in3. The effective date of your layoff 03 Please list any other programs, software, or applications you are proficient using that would support your abilities to perform the job duties described in this announcement. 04 Do you have the skill or ability to build dashboards to manage data and modeling? Yes No 05 If you answered yes to question 4, please describe the system you used and your experience. 06 Have you completed 105 hours of appraisal course work? Yes No 07 If you answered yes to question 6, please list the courses you have completed. 08 Do you have at least 3 to 5 years of increasingly responsible supervisory and lead data modeling experience? Yes No 09 If you answered Yes to question 8, please detail your supervisory and lead data analysis experience with an emphasis on the role you held and the data you analyzed. Required Question

Created: 2026-03-04