Systems Administrator

CACI • Chantilly, VA

12h

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, physical hardware engineering, and security compliance to keep production environments secure and available. The position is regular and full-time, requires an active TS/SCI with Polygraph clearance, and involves up to 10% travel within the continental United States.

Requirements

• Active TS/SCI with Polygraph clearance.
• At least 5 years supporting Windows Server and Desktop installation, configuration, and deployment.
• Direct experience administering Active Directory, implementing GPOs, and managing WSUS.
• 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 tasks independently.

Nice To Haves

• Familiarity with the Workamajig platform.
• Prior experience handling audio and video (AV) 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).
• Automate tasks with PowerShell and use enterprise endpoint management tools such as SCCM, WSUS, or ManageEngine.
• Administer 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 (SNOW) for incident tracking, change management, and configuration documentation.
• Collaborate with the team and independently execute assigned work.
• Travel as needed to support remote infrastructure deployments.

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