As a Performance Auditor at the GS-9 level in a developmental capacity, the incumbent will assist in the planning and design of Audit Services projects and contribute to the completion of related activities; assist in the completion of evaluation, research, and data analysis activities, and in assessments of data quality and reliability, risk, and internal control design and implementation; and participate in the preparation of written work products, including interview writeups, document reviews, spreadsheets, summaries, and exhibits, and in the development of conclusions and preparation of reporting elements in relation to the project's objectives. For the GS-9, you must meet one of the following: Specialized Experience for the GS-9 level: One year of specialized experience equivalent to the GS-7 grade level or equivalent public or private sector experience that has equipped you with the particular knowledge, skills, and abilities to perform successfully the three (3) following duties or work assignments below: General knowledge of auditing concepts, principles, and practices, and of methods and techniques to perform assignments.