Sr Systems Administrator

Quadrant, Inc.

Aug 07, 2025
Sr Systems Administrator Crystal City, VA Pay: $120,000 annually MUST: Experienced Sr Systems Administrator Secret Clearance or higher required IAT Level II certification or higher required Microsoft Certified Systems Engineer (MCSE), or Azure, or Office 365 Administration related certification 10+ years cross-platform experience in systems administration including analyzing, installing and maintaining hardware, software, peripherals and networks 7+ years of hands-on end point (i.e., client and mobile) troubleshooting and problem solving 5+ years of Microsoft Server (i.e., Active Directory, DNS, Exchange, SharePoint, Teams) troubleshooting and problem solving experience 3+ years of experience with Supporting Microsoft Office 365 services in the GCCH or DoD environments. 3+ years of experience with Supporting Microsoft Azure GCCH of DoD environments 1+ years experience with supporting Microsoft InTune MDM in the GCCH or DoD environments Bachelor's degree in computer science, computer programing, computer engineering, or a related discipline is required DUTIES: Certified Microsoft systems administrator with strong experience managing distributed infrastructures and data center operations composed of Windows platforms. Ability to plan, configure, install, and optimize information technology (IT) infrastructures to optimize performance and maintain high service availability. The successful candidate will be responsible for maintaining critical components composing the IT architecture (e.g., servers, computers, printers, and mobility endpoints; creating and deploying Windows images for laptops; building hardware and Azure virtual machines from scratch to run Windows; managing application patches, data backup, security changes, and network configurations). 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".