Who May Apply: US Citizens In order to qualify, you must meet the education and/or experience requirements described below. Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community; student; social). You will receive credit for all qualifying experience, including volunteer experience. Your resume must clearly describe your relevant experience; if qualifying based on education, your transcripts will be required as part of your application. Additional information about transcripts is in this document. Specialized Experience: One year of specialized experience which includes 1.) performing complex ultrasound examinations; 2.) assisting with pre-procedure and post-procedure ultrasound examinations, (such as fine needle aspiration and/or biopsy); and 3.) maintaining ultrasound equipment and accessories. This definition of specialized experience is typical of work performed at the next lower grade/level position in the federal service (GS-07). OR Education: One and a half years of graduate level education in a field directly related to the work of the position, such as Sonography or Radiology. OR Combination of Education and Experience: A combination of education and experience may be used to qualify for this position as long as the computed percentage of the requirements is at least 100%. To compute the percentage of the requirements, divide your total months of experience by 12. Then divide the total number of completed graduate semester hours (or equivalent) beyond the first year (total semester hours minus 18) by 9. Add the two percentages.