Senior DoD Linux Server Admin (TS/SCI)

MANTECH seeks a motivated, career and customer-oriented Linux Server Administrator to join our team in Quantico, VA. The role supports mission-critical DoW IT infrastructure, installing, configuring, maintaining, and securing Linux-based servers on classified/unclassified networks to ensure high availability. The successful candidate will implement STIGs, manage RMF compliance, provide Tier II/III support, and develop automation with Bash, Python, and Ansible, while drafting SOPs and J-18808-Ljbffr