CACI International Windows System Administrator in Chantilly, Virginia

Job Description

Overseeing daily maintenance, including performance monitoring, deployment of operating system patches and software upgrades, and configuration control of the network technical baseline. Aid fellow team members/hosting environment and end users in investigation, diagnoses, and problem resolution.


  • Working with SA Lead and team members to install, configure, troubleshoot, and maintain Windows server and systems configurations to ensure their confidentiality, integrity, and availability on the development, testing and training environments and in support of production hosted customer environments.

  • Administers server-based systems, security posture and performs systems monitoring.

  • Contributes to tasks related to network, application, and customer service issues to support computer systems’ security and sustainability.

  • Contributes to the configuration, integration, configuration control, maintenance, sustainment of IT system resources, hardware, software, peripherals, and data-store assets.

  • Works closely with SA Lead and internal and external teams on installation and configuration of system fixes, updates, patches, and performance tuning, hardware/software interface and interoperability problem resolution, system security evaluation and remediation, IT device security monitoring, incident reporting, system scanning and security control verification, desktop, server, and peripheral hardware and software customer support, file share access and structure management, complex technical analysis, trouble-shooting, system research, design, implementation, and adaptation of state-of-the-art technology.

  • Works with SA Lead and Information Assurance Officer to ensure systems are following Cyber security regulations.

  • Contributes to the build, configure, monitor and maintain virtual environments.

  • Contributes to the build, configure, monitor and maintain backup environments.

  • Knowledge and experience troubleshooting VMware vSphere and Storage platforms.

  • Knowledge and experience troubleshooting Active Directory, DNS

  • Optimize system operations and resource utilization as well as perform system capacity analysis and planning.

  • Ensures high availability and acceptable levels of performance of mission critical host computer resources.

  • Implements and validates Security Technical Implementation Guide (STIG) requirements for all internal and production projects.

  • Acts independently to expose and resolve system problems.

  • Create, update, and maintain documentation including technical processes, standard operating procedures and product documentation.

Required Skills:

  • Approximately 5+ years of experience as a Windows Systems Administrator

  • Demonstrated experience installing, administering and configuring Windows Server 2012 and Windows 10

  • Experience managing and configuring virtual environments such as ESXi

  • Experience with installing and configuring Microsoft IIS

  • Demonstrated familiarity with implementing the Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) and utilizing STIG Viewer

  • Familiarity with the DOD Information Assurance Vulnerability Management (IAVM) process

  • Knowledge of system and data backup/recovery

  • Resourcefulness and problem-solving aptitude

  • Excellent communication skills

  • Security+ Certification (COMPTIA or other)

  • Secret Clearance

Desired Skills:

  • Expert knowledge in Microsoft Infrastructure technologies

  • Experience with McAfee ePO technologies

  • Experience with AWS cloud/VM Solutions

  • Knowledge of Adobe ColdFusion

  • Knowledge of Veeam backup software

  • Willingness for higher clearance sponsorship (TS)

Job Location


CACI employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. CACI is proud to provide dynamic careers for employees worldwide. CACI is an Equal Opportunity Employer - Females/Minorities/Protected Veterans/Individuals with Disabilities.