New 
System Administrator
 Quadrant, Inc. | |
 United States, Virginia, Arlington | |
 Mar 24, 2026 | |
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System Administrator
Arlington VA Pay From: $100,000 Per year MUST Sr. System Administrator TS/SCI DoD IAT Level II certification (e.g., Security+, CCNA Security, or equivalent) required for privileged access to DoD information systems. Minimum 5 years of relevant experience in application development, systems administration, or enterprise system support environments. Microsoft Exchange administration Required strong VMware virtualization platform administration Active Directory enterprise identity and access management Experience supporting Windows Server enterprise environments Experience supporting classified DoD networks (SIPRNet / TS/SCI environments) Familiarity with PowerShell automation or scripting for system administration DUTIES Ability to provide Tier II/III IT operations support for mission systems and enterprise infrastructure. Ability to perform systems operations, administration, and maintenance including account management, system monitoring, performance tuning, patching, and configuration management. Ability to support server operations and management in classified environments. Ability to support system backup, recovery operations, and storage management to ensure system availability and data integrity. Ability to support COOP operations, including relocation to alternate operational locations during contingency operations when required. Quadrant is an affirmative action/equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, status as a protected veteran, or status as an individual with a disability. "Healthcare benefits are offered to all eligible employees according to compliance mandated by the Affordable Care Act". | |