San Mateo County

Internal Auditor II (20156264)

San Francisco/Peninsula
$80,433.60-$100,568.00 Annually


County Center Redwood City, 94063


The Internal Audit Division of the Controller's Office of San Mateo County is seeking highly qualified candidates for the position of Internal Auditor II.   

The Controller's Office mission is to promote the County's operational effectiveness and ensure its financial transparency and integrity by providing quality accounting, audit, and financial reporting services.
The Division works to help safeguard County assets and reduce risks. This is accomplished by conducting independent operations and internal control audits to assist County management to improve operations and reduce risks related to County’s programs, functions, and information systems. Audits are conducted in accordance with the Institute of Internal Auditors (IIA) guidelines.  

The qualified candidate will have:

  • A four-year degree or an advanced degree from an accredited college or university, with a major or concentration in accounting, finance, business administration, or a related field. 
  • Certified Public Accountant or Certified Internal Audit certificates (highly-desirable). 
  • A minimum of two years of responsible professional experience conducting complex audits, compliance reviews, and internal control assessments in accordance with professional auditing standards.
  • Experience in the application of auditing and accounting principles and best practices in operational and business process analysis.
  • Experience in performing audits of information (IT) systems and related processes. 
  • The ability to perform well when working independently and in teams.
  • The ability to complete audit projects independently. 
  • Excellent written and verbal communication skills.
  • Excellent research skills. 
  • The ability to work on several projects simultaneously with minimal direction or oversight.
  • A desire to constantly learn about the County departments’ various functions and the services provided. 
  • The ability to interact with the public, staff, and management on all levels in a professional and effective manner. 
  • Experience in information systems and software applications such as the Microsoft applications, ACL for data analysis, TeamMate for auditing, Monarch, etc. 


The qualified candidate will be responsible for:

  • Assisting in the completion of audit projects independently and with a team.
  • Performing risk assessments of operations, business process/procedures, and internal controls. 
  • Identifying and communicating issues and developing recommended internal control procedures and solutions to address business risks and improve operational effectiveness.
  • Ensuring audit findings, analysis, and recommendations are well supported with proper documentation and evidence. 
  • Following up with auditees and others to ensure assigned audits and projects stay on track and requested information and documents are provided in a timely manner.
  • Developing audit programs and testing procedures relevant to risks and testing objectives. 
  • Communicating assigned tasks to engagement team in a clear and concise manner.
  • Developing effective working relationships with auditees.
  • Preparing well-written audit reports and other communications in an accurate, clear and concise manner.



Knowledge of:

  • Auditing standards and procedures.
  • Principles and practices of government accounting, auditing, and budgeting.
  • Principles and practices of business data processing and analysis, particularly related to the processing of accounting information.
  • Applicable laws regulating public financial activities and operations.
  • Principles of public finance.

Skill/Ability to:

  • Audit a variety of internal documents, procedures, and reports.
  • Review, analyze, balance, interpret, and reconcile financial reports and transactions.
  • Ensure all applicable regulations and directives are followed.
  • Ensure proper authorization and documentation for disbursements and other transactions.
  • Prepare clear, concise, and complete financial reports, statements, audit reports, and audit work papers.
  • Exercise sound independent judgment.
  • Make accurate mathematical and statistical calculations and analysis.
  • Maintain accurate records and files.
  • Establish and maintain effective working relationships with team members and others you interact with at work. 

IMPORTANT: Applications for this position will only be accepted online. Please go to to apply.

This is a continuous recruitment which may close at any time. The final filing date will be posted 5 days in advance in the San Mateo County Human Resources Department. 


Final Filing Date: Continuous
Application Screening: Week of September 20-23, 2021
Panel Interviews: Ongoing


At the County of San Mateo, we take pride in the way our employees bring together their diverse backgrounds, experiences, and perspectives to serve our community's needs. The County is an Equal Opportunity Employer.



Please visit for a complete listing of all benefits for this classification.

Benefits are offered to eligible employees of the County of San Mateo. All benefits are subject to change.

NOTE: Employees hired on or after January 1, 2013 may be subject to new Pension Reform retirement laws.

As an additional benefit, the County offers extensive training and development programs designed to improve skills and enhance career opportunities. Most programs are offered on County time at no cost to you.

County employees are also covered by the federal Social Security system and earn benefits for retirement based on salary and time worked.

Recruitment Contact

Contact email: