GS-04 - Six months of qualifying experience as an LPN or LVN; OR Graduation from an approved school (which may be waived as provided in paragraph 4 of Section C) and one year of experience that involved nursing care work in a hospital, outpatient clinic, nursing home, or other supervised medical, nursing, or patient care facility that provided a practical knowledge of human body structure and sterile techniques and procedures; OR Graduation from an approved school of at least 24 months duration. The Department of Veterans Affairs performs pre-employment reference checks as an assessment method used in the hiring process to verify information provided by a candidate (e.g., on resume or during interview or hiring process); gain additional knowledge regarding a candidates abilities; and assist a hiring manager with making a final selection for a position.