REQ# Forge_25_029: Must have a minimum ten (10) years of experience in system administration (e.g. Linux operating systems). The System Administrator is responsible for maintaining, securing, and optimizing enterprise and tactical IT environments that support C4I systems. This role provides day-to-day support for servers, workstations, and networks while ensuring compliance with DoD security standards and mission requirements. Candidate will have privileged system access and must have CompTIA Security+ certification and ability to meet DoD Cybersecurity Workforce IAT Level II certification with an operating systems certificate (e.g. Linux+). Candidates must be a US citizen and an active SECRET clearance with a current SSBI/T5 investigation. TS/SCI desired.