Administrative Specialist III

King County, WA; Seattle (WA); On-site; USD 65,000 - 80,000; Full time

Benefits offered by this job

Excellent medical, dental, and vision

Retirement plan

Transit pass (ORCA)

12 paid holidays

Generous vacation and sick leave

Flexible schedules and telecommuting,多

Job summary

The Department of Assessments at King County seeks an Administrative Specialist III to support accounting and commercial divisions, assisting taxpayers with exemption applications and related processes. The role emphasizes accuracy, collaboration, and high-volume processing in a team-oriented, public-service environment.

Candidates should demonstrate strong analytical and communication skills, proficiency with Microsoft Office and internal systems, and the ability to learn new processes quickly

Qualifications

• Three (3) years of progressively responsible office or administrative support experience.
• Knowledge of property assessment laws, regulations, and procedures, and the ability to interpret and explain complex information to taxpayers.
• Excellent organizational skills with the ability to prioritize and manage a high-volume workload.

Responsibilities

• Provide administrative, technical, and customer service support to the public, including assisting seniors and taxpayers with exemption applications and related processes.
• Support accounting and commercial divisions to ensure fair and equitable property tax administration.
• Work a schedule of 8.75 hours per day, four days a week (35 hours weekly) and meet production standards.

Skills

Customer focus

Problem solving

Interpersonal effectiveness

Technical aptitude

Adaptability

Tools

Microsoft Office Suite

Internal applications

Database systems

Job description

Summary

With a growing portfolio of residential and commercial property parcels, King County’s Department of Assessments is looking for interested applicants to apply for the Administrative Specialist III position to assist in the accounting and administrative functions to help support the tax‑assessment process. Just like the industry leaders in our region, we are looking for action oriented creative thinkers who are able to multi‑task and bring their technical skills and desire for excellence to this role. This position is integral to our commitment to be one of The Best Assessment Departments in North America. King County’s Department of Assessments is looking for a dynamic and collaborative Administrative Specialist to support the Accounting Division. We are looking for action oriented creative thinkers who can multi‑task and bring their customer service skills and desire for excellence to this role. This position will focus on customer service and support to help the department achieve its commitment to be "The Best Assessments Department in North America".

This position serves a vital role in meeting our mission of administratively supporting the setting fair and equitable property values, the primary service we provide to taxpayers. This role involves daily interaction with staff and the public, requiring collaborative skills, a strong grounding in administration and analytical skills, and the ability to work in a culturally and generationally diverse, team-oriented environment.

Are You...

• An administrative professional super star with an action orientation and strong analytical, communication, and problem solving skills?
• A multi-tasker, organized and attentive to detail with strong prioritization skills and interest in administrative processes and procedures?
• Genuinely interested in working in a team-centered environment?
• Technically savvy? Can you successfully use Microsoft products, databases and computer applications/portals and business tools?
• Capable of learning new tasks and processes in order to support team assignments and production goals?

Job Duties

The Department of Assessments has Administrative Specialist III positions in our Accounting Division and Commercial Divisions that play a vital role in supporting our mission of ensuring fair and equitable property tax administration and valuation. These positions provide technical, administrative, and customer service support to the public, including assisting seniors and other taxpayers with exemption applications and related processes, as well as Business Personal Property.

Successful candidates will be adaptable, detail-oriented, and able to manage a high volume of work while maintaining established production standards and deadlines. The role requires daily interaction with staff and the public and calls for strong collaboration, analytical thinking, customer service, research, and application processing skills.

The selected candidate will work a four-day-per-week schedule of 8.75 hours per day, totaling 35 hours per week.

This Career Service employment opportunity is open to all qualified candidates. In addition to filling current vacancies, this recruitment will be used to establish an eligibility list for future Administrative Specialist III openings within the department.

THE OPPORTUNITY

We are seeking Administrative Specialist III professionals to support operations within our Accounting and Commercial Divisions. Reporting to an Assessment Unit Supervisor or the Personal Property Unit Supervisor, these positions play a key role in providing administrative, technical, and customer service support that contributes to the department’s mission of fair and equitable property tax administration.

The Administrative Specialist III is responsible for a variety of duties, including:

The Successful Candidate Will Demonstrate

• A strong background in administrative support principles and practices, including the ability to manage multiple priorities and maintain accuracy in a fast-paced environment.
• Excellent analytical, communication, and interpersonal skills, with the ability to work independently and collaboratively in a team-oriented environment.
• A strong customer service focus and a commitment to professionalism, integrity, ethical conduct, and public service.
• Proficiency in business productivity software and technology, with the ability to effectively utilize Microsoft Office Suite, internal applications, and assessment-related systems to support daily operations.
• Exceptional listening and organizational skills, along with the flexibility to adapt to changing business needs and quickly learn new processes, systems, and concepts.
• A working knowledge of applicable federal, state, and local laws, regulations, policies, and procedures related to property ownership, assessment administration, and physical and legal property changes.
• The ability to process a high volume of work efficiently and accurately while meeting established production standards and deadlines.

Experience, Qualifications, Knowledge, Skills

WE ARE LOOKING FOR CANDIDATES WITH:

• Customer Focus – Demonstrates a strong commitment to providing exceptional service to both internal and external customers. Actively seeks to understand customer needs, values customer input, and builds positive, productive professional relationships while delivering responsive and effective solutions.
• Problem‑Solving Skills – Uses sound judgment, analytical thinking, and available resources to identify issues, evaluate options, and develop effective solutions. Looks beyond the obvious to address underlying challenges and make informed decisions.
• Interpersonal Effectiveness – Builds and maintains positive working relationships with diverse individuals both within and outside the organization. Demonstrates professionalism, diplomacy, and tact while communicating effectively and managing challenging situations with composure.
• Technical Aptitude and Learning Agility – Quickly learns and applies new technology, systems, processes, and technical concepts. Demonstrates a willingness to continuously develop knowledge and skills to meet evolving business needs.
• Adaptability and Comfort with Ambiguity – Remains effective and productive in a changing environment. Demonstrates flexibility, resilience, and sound judgment when navigating uncertainty, shifting priorities, and new challenges.

Duties

In Addition, Qualified Candidates Will Demonstrate a Combination of Education and/or Experience That Clearly Shows the Ability to Successfully Perform the Duties of the Position, Including:

• Three (3) years of progressively responsible office or administrative support experience, including at least two (2) years performing independent administrative or financial support duties for professional, technical, or management staff.
• Knowledge of property assessment laws, regulations, and procedures, and the ability to interpret, apply, and explain complex information to taxpayers; or comparable experience interpreting and communicating other complex laws, regulations, or policies.
• Two (2) years of experience using Microsoft Office applications, including Excel, Word, and Outlook, as well as database systems. Experience should include creating and maintaining spreadsheets, using templates and forms, managing electronic communications, and updating records.
• Strong organizational skills, attention to detail, and the ability to prioritize and manage a high-volume workload while meeting deadlines both independently and as part of a team.
• Customer service experience responding to inquiries, resolving issues, and professionally assisting customers in challenging situations.
• Accurate data entry and 10-key proficiency.

Supplemental Information

UNION MEMBERSHIP

This position is represented by the OPEIU Local 8 collective bargaining agreement.

WORK SCHEDULE

The typical work schedule is Monday through Friday or Tuesday through Friday, 8.75 hours per day, 35 hours per week.

WORK LOCATION

Work will primarily be performed at 201 South Jackson Street, Seattle, WA 98104.

ABOUT THE DEPARTMENT OF ASSESSMENTS

An award-winning leader and innovator in government property assessments, with 210 employees and an annual budget of over $37 million, the department administers King County's property valuation and assessment process. The Assessor’s Office has a significant impact on the funding received each year by a wide range of important County public services. The agency uses innovative business intelligence tools and cutting‑edge technology to be more efficient with current resources and provide value‑added services to taxpayers. The Department of Assessments has collaborative partnerships with 150+ separate taxing districts and 39 cities. To learn more, please visit our website at: www.kingcounty.gov/Assessor.aspx

King County's Vision, Mission, and ACTIVATE Values unite us.

King County serves residents with a relentless sense of urgency, delivering on commitments with transparency and accountability. We are action-oriented, creative problem solvers who collaborate across roles, engage directly with communities, and challenge the status quo to achieve meaningful impact. As a unified team, we uphold high ethical and stewardship standards, embrace change, stay curious, and continuously improve. Across all interactions, we listen first, act quickly, and stay aligned as a team to earn and sustain public trust. Learn more about our Vision, Mission, and ACTIVATE Values here and visit our Why work at King County page here.

King County is an Equal Employment Opportunity (EEO) Employer

No person is unlawfully excluded from employment opportunities based on sex, race, color, national origin, ethnicity, religious affiliation, disability, sexual orientation, gender identity or expression, age except by minimum age and retirement provisions, pregnancy, status as a family caregiver, parental status, marital status, military status or status as a veteran who was honorably discharged or who was discharged solely as a result of the person's sexual orientation or gender identity or expression, citizenship or immigration status, genetic information, or other protected class. However, to the extent that distinction or differential treatment on the basis of citizenship or immigration status is authorized by either federal or state law, regulation, or government contract, it is not an unfair practice.

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.

For questions about this recruitment, please contact Alicia Warren Rivet at [e-mail].

Benefits

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.