GCS is seeking a Local / Wide Area Network (LAN/WAN) Engineer to support Enterprise-wide engineering of the classified and unclassified networks for the US military throughout Southwest Asia Area of Responsibility (AOR). The LAN/WAN Engineer duties will consist of day-to-day operations, maintenance, monitoring, upgrades, problem determination and resolution, of the NETCOM and CENTCOM networks. Responsible for the engineering and O&M of communications needs using SATCOM, Microwave, or optical transport. Person MUST have Enterprise level network engineering experience: Routing, Design, Configuration and support of mid to large-sized network environments. Daily activities also require a solid understanding of switching technologies, including VLANs, Trunks, Spanning Tree, Port Security (802.1x), Key Generators (Taclane), remediating network devices to DISA STIGs and ARCENT policies. Successful candidate will also O&M networks as and when required by the mission, deliver Visio diagrams, act as a liaison between Engineering & Implementation (E&I) and Operations & Maintenance (O&M) teams to facilitate successful hand-offs of new site build and tech refresh during the transition. as well as during site builds and Tech Refresh. During the transition phase assist E&I team to prepare and complete required documentation consisting of Request for Change (RFC), DoD Information Assurance Certification and Accreditation Process (DIACAP) and Risk Management Framework (RMF) packages. The candidate should also be able to provide regular status reports on tasks accomplished, current issues, and progress toward goals to leadership and the customer. The candidate will work under the immediate supervision of the Raytheon Chief Engineer or other contract personnel designated by the PM.