SLAC National Accelerator Laboratory (SLAC) is one of ten Office of Science Laboratories and is a multi-program laboratory with a primary mission on delivering breakthrough science and technology in the area of High Energy Physics and Basic Energy Sciences. SLAC Site Office (SSO) is responsible for program implementation, acquisition management, and laboratory stewardship at SLAC. Through its oversight role, SSO is affecting the safe and efficient operation of SLAC while enabling the pursuit of visionary research and development in support of DOE's missions.