Senior Auditor

Senior Auditor

(Senior Accountant/Auditor)

Salary may be negotiable within the range listed above, based on position requirements and successful candidate's qualifications, subject to appropriate authorization.

OPEN TO THE PUBLIC

This recruitment will establish an open eligible list that will be used to fill current and future Senior Accountant/Auditor positions. The eligible list established may also be used to fill positions in similar and/or lower classifications throughout the County of Orange.

DEADLINE TO APPLY

This recruitment will be open for a minimum of five (5) business days and will close on

Friday, September 18, 2026 at 11:59PM (PST).

ORANGE COUNTY INTERNAL AUDIT DEPARTMENT
The mission of the Internal Audit Department (IAD) is to provide highly reliable, independent, objective evaluations and business and financial advisory services to the Board of Supervisors and County management to assist them with their important business and financial decisions, and to protect and safeguard the County’s resources and assets.

Audits are generally performed in the following areas:

• Information Technology (e.g., security, change management, application controls) 
• Operational (e.g., financial, compliance, governance)
• Performance (e.g., evaluation of efficiency, effectiveness, and economy of operations)
• Special Audits (e.g., Directed by the Board of Supervisors)

Technical Knowledge | Technical Experience   

• Experience planning and conducting complex audit and advisory engagements, identifying key risks and controls, monitoring project plans to ensure delivery in accordance with agreed timelines, and preparing/reviewing workpapers for accuracy and completeness
• Experience selecting and applying the appropriate tools and techniques for data gathering, analysis and interpretation, and reporting 
• Understands the concepts of Committee of Sponsoring Organizations of the Treadway Commission (COSO) Internal Control – Integrated Framework during audit activities
• Knowledge of the technical aspects of financial, managerial, and cost accounting concepts, standards, systems, and reporting processes appropriate to audit engagements 
• Knowledge of performance audit methodologies
• Experience applying performance audit standards to evaluate operational efficiency, effectiveness, and economy, including developing audit objectives, criteria, and evidence collection strategies
• Familiarity with using data-driven techniques and performance metrics to assess program outcomes and make actionable recommendations during performance audits.
• Understands general concepts of IT general and application controls in the areas of information security, change management, computer operations, and emerging cybersecurity risk 
• Experience with automated engagement management applications, data analytics, and Microsoft 365 suite. Experience with standards and principles including Institute of Internal Auditors (IIA) Red Book, Government Accountability Office (GAO) Yellow Book (GAGAS), generally accepted accounting principles (GAAP), and generally accepted auditing standards (GAAS)

Problem Solving | Analytical Skills 

• Presents findings and proposes recommendations that deal with root cause of issues and impact to the organization
• Skill and ability to independently conduct research and accurately interpret relevant data to formulate recommendations for modifying program policies and procedures
• Ability to operate in a fast-paced environment, multi-task while handling and prioritizing multiple projects, and meet deadlines with accurate and complete work product 
• Analyzes and appraises the efficiency and effectiveness of business processes
• Uses critical thinking to identify and propose tactics for business process improvement
• Upholds, promotes, and applies professional standards, due professional care, independence, objectivity, and ethics when planning and conducting audit engagements

Leadership

• Assigns work to project members and monitors activities
• Provides clear and concise instructions to staff and others
• Effectively lead and review the work of team members on multiple projects
• Takes responsibility for making decisions in a fair and consistent manner that fosters a supportive working environment and maintains the integrity of agency operations 
• Leads by example with regard to respect, helpfulness, and cooperation
• Strives for quality and excellence and encourages others to do the same
• Takes personal accountability for results delivered in areas of responsibility
• Continues professional development and utilizes relevant learning opportunities

Oral | Written Communication Skills

• Ability to communicate effectively with various levels of the organization, including staff, supervisors, and upper-level management
• Possesses strong verbal and written communication skills; writes with excellent spelling, punctuation, and grammar skills and articulates audit findings and recommendations in an effective manner
• Ability to organize and communicate technical and complex information in a clear and concise manner to individuals of varying backgrounds, personalities, and authority
• Listens effectively to others and shares technical knowledge with others
• Secures the trust of others through positive use of open communication
• Selects appropriate communication forms (verbal, non-verbal, visual, written) and media (face-to-face, electronic, paper-based)

REASONABLE ACCOMMODATION 

The County of Orange is committed to providing reasonable accommodations to qualified individuals with disabilities. Individuals who require a reasonable accommodation during the application or selection process should notify the recruiter listed on the job posting as soon as possible. Documentation supporting the accommodation request may be required.

Orange County, as an equal employment opportunity employer, encourages applicants from diverse backgrounds to apply.