Principal Auditor-Appraiser (Open and Promotional)

Salary : $128,856.00 - $161,158.40 Annually
Location : County of San Mateo, CA
Job Type: Full-Time
Job Number: U077D
Department: Assessor-County Clerk-Recorder
Division: Appraisal Services
Opening Date: 02/23/2026
Closing Date: Continuous
Bargaining Unit: 36


Description


Note: This recruitment schedule was amended on March 16, 2026 to extend the Final Filing Date. This recruitment has been changed to "Continuous."

The Office of the Assessor-County Clerk-Recorder and Chief Elections Officer is seeking well-qualified candidates for the position of Principal Auditor-Appraiser .

The Principal Auditor-Appraiser shares a critical role in assisting the Deputy Assessor and Chief Appraiser in the completion of the Office's mission to: determine the assessed value of all taxable personal property for businesses located in San Mateo County; create the official record of taxable personal property (approximately 16,000 assessments each year on the local assessment roll); share this information with the County Controller and Tax Collector, and make it publicly available.


The technically savvy and experienced individual hired for this position will have the responsibility to supervise the assessment work of auditor-appraisal staff in the timely collection, processing and analysis of valuation data for personal property for tax assessment purposes. In addition, the Principal Auditor-Appraiser will perform the more difficult audits and appraisals.


The ideal candidate is a conscientious and highly motivated professional who possesses excellent leadership, supervisory, training and technical skills, and highly-effective interpersonal and communication skills. The successful candidate has demonstrated experience maintaining a high level of work productivity, can lead by example, and can motivate staff towards achieving their goals and responsibilities.


The Assessor's Office is currently involved in several major projects, including the development of a new Automated Property Assessment and Tax System, and the appraisal and assessment of several large-scale commercial, manufacturing, research and development, and mixed-use developments being built throughout San Mateo County. This is an exciting time to join our team of experienced and committed professionals.

The Department
The mission of the Office of the Assessor-County Clerk-Recorder and Chief Elections Officer is to ensure equitable treatment of County property owners by accurate and fair valuation of land, improvements, and businesses; to create an accurate public record of recorded transactions relating to people and property within San Mateo County; and to register County citizens to vote and efficiently conduct honest elections.
The Department is responsible for:

• The maintenance of about 235,000 assessments and around $308 billion local property tax roll
• The maintenance of County birth, death, and marriage records
• The maintenance of over 3,000,000 recorded land records
• The conduct of local elections
• The maintenance of the voter registration rolls representing over 330,000 County voters

The Department is also responsible for a budget of about $27 million, election billing to all jurisdictions, and 15 governmental trust funds.

NOTE: The hiring list established by this recruitment could be used to fill current and future permanent, limited term, extra-help, and/or unclassified Principal Auditor-Appraiser vacancies.

Examples Of Duties

Duties may include but are not limited to:

• Planning, scheduling, assigning, and monitoring work of assigned staff; participating in the hiring of assigned staff and recommending candidates for management approval.
• Training assigned staff in County policies and procedures and State laws, rules and regulations; preparing and conducting in-service training for staff to ensure currency with changing policies and rules.
• Advising the Assessor and Deputy Assessor on changes to rules, regulations and legislation.
• Collaborating with Deputy County Counsel, Principal and Senior Auditor-Appraisers, and other management personnel.
• Developing, implementing, monitoring and revising departmental policies and audit and appraisal procedures.
• Monitoring quality control of audits and appraisals in process, identifying problems and recommending corrective action.
• Evaluating employee performance, counseling employees, and effectively recommending initial corrective action and other personnel decisions.
• Examining and auditing accounting records, financial statements, ownership records, leases, operation statements, and other related documents of large or complex firms, frequently requiring travel to taxpayer's place of business and location where the records are maintained, including travel to various parts of the United States.
• Representing the Department in the Inter-County Cooperative Audit-Appraisal Program and on other ad hoc committees as appropriate.
• Writing narrative audit and appraisal reports and reviewing appraisals and audits with property owners and their agents.
• Maintaining technical and professional expertise in auditing, appraising and assessment procedures.
• Making presentations before the Assessment Appeals Board, Superior Court and other public entities.
• Staying abreast of legislative developments and changes, actively participating in conferences, and sharing gained knowledge with staff.
• Performing other duties as assigned.

Qualifications
Licensure/Certification:

• Possesses a Property Tax Appraiser Certificate issued by the California State Board of Equalization. An SBE Advanced Appraiser Certificate is desirable and should be obtained within one year of employment as a Principal Auditor-Appraiser.

Education and Experience: Any combination of education and experience that would likely provide the required knowledge, skills and abilities is qualifying.

• A typical way to qualify is a bachelor's degree from an accredited college or university with upper division coursework in accounting, auditing, appraising or cost estimating and 5 years of experience (including 2 years as a Senior Auditor-Appraiser) performing a full range of highly complex audits and appraisals of tangible and taxable property for tax assessment purposes.

Knowledge of:

• Supervisory principles and practices, including work planning, scheduling, assignment, review, and employee training and corrective action.
• Principles, methods and techniques of effective interviewing, negotiating and case management.
• Training methods, procedures and requirements.
• Technical and professional knowledge of accounting, auditing and appraisal methods and procedures.
• California Property Tax laws.
• State Board of Equalization guidelines.
• Court decisions affecting assessment procedures.
• Policies and procedures related to the department.
• Business mathematics.
• Correct English usage, including spelling, grammar, and punctuation.
• Record-keeping principles and procedures.

Skill/Ability to:

• Plan, assign, supervise, review and evaluate the work of others.
• Train in proper techniques and procedures of auditing and appraising property for tax purposes.
• Provide leadership to meet goals.
• Direct and review the work of others.
• Audit and appraise large and complex property for tax purposes.
• Travel to a variety of geographic locations throughout the country according to regular schedules, as well as on demand.
• Read, interpret and apply rules, policies and procedures.
• Plan and organize time to meet workload requirements.
• Use initiative and sound independent judgment within established guidelines.
• Establish and maintain effective working relationships with those contacted in the course of the work.
• Accurately determine historic, reproduction and replacement costs.
• Accurately identify and measure depreciation and obsolescence.
• Measure income producing characteristics of property and appropriately capitalize the income stream into value.
• Identify and classify various types of land, sites, buildings, structures, manufactured homes, vessels, aircraft, trade fixtures, and property interests in an accurate and uniform manner.
• Produce effective presentations.
• Maintain complete and accurate records and prepare written narrative audit and appraisal reports.
• Use Microsoft Office applications (Excel, Word, PowerPoint), as well as, department applications (EZ Access, EZ Cam and FileNet).

Application/Examination
Open & Promotional. Anyone may apply. Current County of San Mateo and County of San Mateo Superior Court of California employees with at least six months (1040 hours) of continuous service in a classified regular, probationary, Confidential and Management extra-help/limited term, and SEIU or AFSCME represented extra help/limited term positions prior to the final filing date will receive five points added to their final passing score on this examination.


This is a continuous recruitment which may close at any time. The final filing date will be posted five days in advance on this job announcement.

The examination process will consist of an application screening (weight: pass/fail) based on the candidate's application and responses to the supplemental questions. Candidates who pass the application screening will be invited to a panel interview (weight: 100%), which may include the evaluation of a brief written and/or performance exercise given immediately preceding the interview. Depending on the number of applicants, an application appraisal of education and experience may be used in place of other examinations, or further evaluation of work experience may be conducted to group applicants by level of qualification. All applicants who meet the minimum qualifications are not guaranteed advancement through any subsequent phase of the examination. All examinations will be given in San Mateo County, California, and applicants must participate at their own expense.

IMPORTANT: Applications for this position will only be accepted online. If you are currently on the County's website, you may click the " Apply " button. If you are not on the County's website, please go to to apply. Responses to the supplemental questions must be submitted in addition to our regular employment application form. A resume will not be accepted as a substitute for the required employment application and supplemental questionnaire.
Apply immediately. This recruitment is open on a continuous basis and selections may be made at any time within the process

TENTATIVE RECRUITMENT SCHEDULE
Closing Date: Continuous

Application Screening: Wednesday, April 18, 2026

Panel Interviews: Week of April 6, 2026
About the County
San Mateo County is centrally located between San Francisco, San Jose, and the East Bay. With over 750,000 residents, San Mateo is one of the largest and most diverse counties in California and serves a multitude of culturally, ethnically, and linguistically diverse communities.


The County of San Mateo is committed to advancing equity to ensure that all employees are welcomed in a safe and inclusive environment. The County seeks to hire, support, and retain employees who reflect our diverse community. We encourage applicants with diverse backgrounds and lived experiences to apply. Eighty percent of employees surveyed stated that they would recommend the County as a great place to work.


The County of San Mateo is an equal opportunity employer. We seek to hire, support, and retain employees who reflect our diverse community.
HR Analyst: Sarah Huynh (02232026) (U077 - Principal Auditor-Appraiser)
We invite you to explore our page for a snapshot of the comprehensive and competitive benefits available to eligible employees of the County of San Mateo. From health and wellness to financial security, our benefits are designed to support you at every stage of your career. (Please note that benefits are subject to change.)

In addition to core benefits, the County is proud to offer a variety of wellness and professional development programs to help you grow both personally and professionally. Most of these enriching opportunities are available during work hours and come at no cost to you.

As a County employee, you'll also be covered by the federal Social Security system, earning valuable retirement benefits based on your salary and years of service.
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IMPORTANT: Applicants for this position are required to submit responses to the following supplemental questions. Your responses will provide additional information about your background and experience related to this position. This information will weigh heavily in the Application Screening and will also be used in the selection process. Be concise and specific. Neatness, clarity of expression, grammar, spelling and ability to follow instructions will be considered in the evaluation process. A resume will not be accepted as a substitute for your responses to these questions. I have read and understand these instructions.

• Yes
• No

02


Describe how your education and experience have prepared you for this position and provide specific examples of how you have demonstrated that your skills and abilities will make you successful.
03


Discuss a leadership experience you have had where you defined a new vision and motivated and guided staff to operate in a new way. How did you accomplish this and what were the outcomes?
04


To date, what has been your most significant supervisory challenge? What was the outcome?
05


Discuss your experience in advancing the role of new technology in the workplace and among end users.
06


Discuss two pieces of pending legislation or court cases that could significantly impact work in the Assessor's area. Include your opinion on what the impact(s) would be on the work this Office performs.
07


How did you learn about this position?

• County of San Mateo Website
• County of San Mateo Job Interest Card Notification
• County Hosted Virtual Event
• County Hosted Job Fair
• CalOpps.org
• College/University Career Center
• Community-based Organization Posting
• Facebook/Instagram
• Friend or Relative
• GovernmentJobs.com
• Indeed
• Job Fair
• LinkedIn
• Professional Publication/Website (Please specify in next question)
• X (formerly called Twitter)
• Zip Recruiter
• Other (Please specify in next question)

08


If you answered, "Professional Publication/Website" or "Other" to the above question, please indicate below how you learned about this position. Your response to this question will help us in better marketing County jobs. Type NA if not applicable.
Required Question