The incumbent develops, performs, evaluates, interprets, correlates, and validates the accuracy of laboratory procedures and results. Testing procedures are performed on a variety of biological specimens and/or environmental samples using manual or automated techniques and require a broad exercise of independent judgment and responsibility with minimal technical supervision. The work performed is potentially in a variety of laboratory disciplines. Applicants pending the completion of educational or certification/licensure requirements may be referred and tentatively selected but may not be hired until all requirements are met. Basic Requirements: United States Citizenship: Non-citizens may only be appointed when it is not possible to recruit qualified citizens in accordance with VA Policy.