
This full-time onsite role at Raytheon in El Segundo involves serving as a Principal System Administrator for a critical Windows and Linux infrastructure supporting national defense missions. The position requires managing heterogeneous environments, including ESXi, VCenter, and Active Directory, while designing and deploying containers and executing complex troubleshooting for high-scope technical issues. Key responsibilities include ensuring 24x7 system operational integrity, performing data backups, collaborating with cybersecurity teams, and guiding automation efforts. The role appeals to engineers seeking to contribute to a meaningful mission that helps defend freedoms and deter aggression within a culture rooted in trust, respect, and innovation. Candidates must hold an active Top Secret clearance and be U.S. citizens, with occasional domestic travel required to support business needs.



















