Tax Roll Administration Supervisor

WCSO; Hillsboro (OR); On-site; USD 98,000 - 119,000; Full time

Job summary

Washington County in Oregon seeks a TRA Supervisor to lead the Tax Roll Administration team within the Tax Division. The role focuses on annual tax roll calculation, data entry, and maintenance of property tax accounts.

You will recruit and coach staff, coordinate with state agencies and local partners, and ensure compliance with deadlines and data integrity while delivering accurate reports.

Qualifications

• Equivalent to a Bachelor's Degree from an accredited college or university with major course work in accounting, business administration, public administration, computer science, or a related field.
• Three (3) years of increasingly responsible work experience in administrating computer databases and data entry; developing spreadsheets and database reports, and operational analysis including at least one (1) year of supervisory experience.

Responsibilities

• Lead the Tax Roll Administration team to ensure accurate tax roll calculations and data integrity.
• Coordinate with multiple stakeholders and external agencies to deliver timely outputs.
• Recruit, train, coach, and evaluate staff within the Tax Roll Administration group.
• Ensure compliance with deadlines and statutory requirements; generate detailed reports.

Skills

Team leadership

Customer service

Detail-oriented

Data analysis

Excel

Education

Bachelor's degree in accounting, business administration, public administration, computer science

Tools

Relational databases

Microsoft Excel

Job description

Note: This job will be posted through 11:59 PM of the day prior to the end date listed.

Job Type: Regular. Pay Range: $97,611.24 - $118,599.12. Salary Department: Assessment and Taxation. FLSA Exemption Status: Exempt.

About the Opportunity:

The Tax Roll Administration (TRA) Supervisor leads the Tax Roll Administration team within the Tax Division of the Department of Assessment & Taxation. This group is responsible for calculation of the annual tax roll as well as ongoing tax roll maintenance. This group performs data entry, maintains accurate and up-to-date records of property tax accounts, and works with tax districts on filings. TRA is the lead technical group for the Department of Assessment & Taxation and works closely with Information Technology Services on maintenance and enhancement of the database used for appraisal and tax collection. The TRA team works across the Department of Assessment & Taxation, coordinating with multiple work groups and participating in shared workflows with Appraisal, Cartography, and Tax Collections. The TRA Supervisor manages projects within the Department of Assessment & Taxation and collaborates on projects with other County departments and outside agencies, such as the Oregon Department of Revenue. The TRA group is responsible for system administration functions and for managing reporting and other outputs from the property tax database. This team identifies and resolves data integrity issues prior to tax roll calculation and ensures that the Division maintains compliance by meeting the deadlines outlined in statute. During the tax collection season, the TRA group supports the Tax Collection team in customer service and payment processing.

This position is responsible for recruiting personnel, as well as the training, coaching, mentoring, evaluation and discipline of staff within the Tax Roll Administration group. This position reports directly to the Tax Division Manager.

Ideal Knowledge, Skills, and Abilities (KSAs):

• Able to lead a team and collaborate with others to deliver an accurate product.
• Experienced working with multiple stakeholders and delivering excellent customer service to internal and external partners.
• A quick learner, detail oriented, and dedicated to producing error-free work.
• Able to perform complex calculations, experienced in reconciling large data sets and generating detailed reports.
• Proficient in office productivity tools, such as Microsoft Word and Excel.
• Conversant with relational database concepts and terminology; familiarity with schemas, tables, data relationships, and operations sufficient to perform assigned duties.
• Knowledgeable about State and local laws, procedures, and regulations governing the preparation and maintenance of property tax assessment rolls and tax collection.
• Able to work quickly, multitask, meet frequent deadlines, prioritize, and have strong organization, time management and problem-solving skills.
• Able to adjust seasonal work plans and priorities to accommodate changes.
• Organized and able to access needed information in an efficient manner.
• Demonstrates a solution-oriented mindset, leverages collaboration and individual strengths to drive innovative outcomes.

Minimum Qualifications Education and Experience:

Equivalent to a Bachelor's Degree from an accredited college or university with major course work in accounting, business administration, public administration, computer science, or a related field that provides the required knowledge, skills, and abilities; AND Three (3) years of increasingly responsible work experience in administrating computer databases and data entry; developing spreadsheets and database reports, and operational analysis including at least one (1) year of supervisory experience.

Additional Requirements:

Criminal background check. Some positions may require possession of a driver's license valid in the State of Oregon and an acceptable driving record.

About the Department/Division:

• 1 Tax Roll Administration Supervisor
• 2 Data System Specialists (responsible for creating reports, maintaining the database, and system security)
• 1 GIS Technician II (responsible for creating sketches of building footprints)
• 2 Senior Accounting Assistants (responsible for tax roll calculation and corrections to the tax roll)
• 1 Senior Administrative Specialist (responsible for processing changes to property line boundaries)
• 3 Administrative Specialist II (responsible for data entry)

Virtual Informational Q&A Session:

To learn more about this opportunity please join us for a virtual Q&A session on 9/10/2026 at 4pm. If you would like to attend, please email Veronica Garcia at [e-mail] for the link.

Selection Process:

You can review our standard selection process here. Our commitment to you: Washington County is an equal opportunity employer committed to using a merit-based system in which recruiting, selecting, and advancing employees is based on knowledge, skills, and abilities. Our organization embraces innovation, collaboration, and work-life harmony. We promote employee development and offer an award-winning benefits and wellness program as well as an opportunity to serve and support our vibrant community.

Veterans' Preference:

If you are a Veteran and would like to be considered for Veterans' preference for this recruitment, please review the instructions using this link: Veterans' Preference Points.

Accommodation under the Americans with Disabilities Act:

Reasonable accommodation is available to anyone whose specific disability prevents them from completing this application or participating in the selection process for this recruitment. To obtain confidential assistance please contact Human Resources 503-846-8606, or email: [e-mail] at least 48 hours before any step in the recruitment and selection process for which you feel you need accommodation.

Status of Your Application:

You will be advised by email of your status at each step in the application process, from initial application to final employment disposition. Please note that Washington County communicates with all candidates via email.

Notice:

Washington County is currently undergoing a comprehensive classification and compensation study. The purpose of this project is to create new job descriptions and create new classification and compensation systems. Outcomes of the project will include changes to classification titles, which could impact compensation structures. No one will have their pay rate lowered because of this project. For represented positions, appropriate bargaining processes will be utilized prior to implementation.