Systems Administrator

CACI International • Chantilly, VA

14d • $86,600 - $181,800

About The Position

CACI is seeking a Systems Administrator / Engineer to own the lifecycle, security, and performance of critical IT infrastructure. The role combines Windows systems administration with physical hardware engineering and security compliance to help maintain highly secure and available production environments. The position requires an active TS/SCI with Polygraph clearance and 5+ years of experience supporting Windows Server and desktop systems. Travel of up to 10% may be required within the continental United States.

Requirements

• Active TS/SCI with Polygraph clearance.
• 5+ years supporting Windows Server and desktop installation, configuration, and deployment.
• Direct experience with Active Directory administration, GPO implementation, and WSUS management.
• Hands-on proficiency with an enterprise management tool such as SCCM, MCM, or ManageEngine.
• Active experience using Nessus for compliance scanning.
• Current CompTIA Security+ certification.
• Ability to collaborate effectively in a team and execute independent tasks with self-motivation.

Nice To Haves

• Familiarity with the Workamajig platform.
• Prior experience handling audio and video integration projects.
• Strong, methodical troubleshooting skills across complex hardware and software environments.
• Willingness to travel as needed to support remote infrastructure deployments.

Responsibilities

• Deploy, configure, and administer physical Windows servers and workstations.
• Manage Active Directory, DNS, PKI, certificate lifecycles, and Group Policy Objects (GPOs).
• Use PowerShell for automation and enterprise tools such as SCCM, WSUS, or ManageEngine for endpoint management.
• Provide system administration for a dedicated Workamajig project management server in a production environment.
• Optimize high-speed storage solutions operating over a 25Gb+ Ethernet backbone.
• Rack-mount hardware; fabricate, label, and dress custom cables.
• Run vulnerability scans using Nessus, apply security patches, and align operations with RMF and ComMon frameworks.
• Use ServiceNow for incident tracking, change management, and configuration documentation.

Benefits

• Flexible time off benefit.
• Learning resources and learning and development opportunities.
• Healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
• Competitive compensation and benefits.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed