Cisco Network Administrator - DoD/TS SCI, Enterprise Infra

MANTECH seeks a Network Administrator to support Cisco networks in Laurel, MD. The role focuses on enterprise infrastructure delivering secure network services across data center environments for a national defense mission. Responsibilities include maintaining routers/switches, upgrading Cisco devices, applying STIG updates, configuring RADIUS, and monitoring with Solarwinds. TS/SCI clearance is required; flexible schedule 6:00am–6:00pm and occasional evening patching may apply. #J-18808-Ljbffr ManTech