The Subject Matter Expert (SME) shall provide Life Cycle Sustainment and Maintenance (LCSM) support 24 hours a day, 7 days a week, 365 days a year for all Navy Expeditionary Combatant Command (NECC) deployable C5ISR terminals via telephone, email and/or on-site support in order to maintain 24/7 deployable status. Qualified candidates will have experience configuring Cisco routers and switches, experience operating and configuring VSAT/ Idirect, experience in integration, fielding, production, installation, test, and evaluation, maintenance, and Life Cycle Sustainment Management (LCSM) in Department of Defense (DoD) C5ISR systems, subsystems, and equipment.