This Initial Agency Decision involves a whistleblower complaint filed by Mr. Casey von Bargen (also referred to as the complainant or the individual) under the Department of Energy (DOE) Contractor Employee Protection Program, 10 C.F.R. Part 708. The complainant was an employee of COMPA Industries, Inc. (COMPA), a subcontractor of Sandia Corporation (Sandia) which manages the Sandia National Laboratories (SNL) in Albuquerque, New Mexico for the DOE. On June 2, 2003, he began employment at the SNL facility as a safety engineer. On September 20, 2004, the complainant was terminated from his position. In November 2004, he filed a complaint of retaliation against Sandia with the Employee Concerns Manager of the National Nuclear Security Administration (NNSA) Service Center. In his complaint, the individual contends that he made certain disclosures and that Sandia retaliated against him in response to these disclosures.