Sr. Systems Administrator (Active Directory)

About the Role

Responsibilities

• Maintain and operate a virtualized data center environment utilizing VMware and Dell/EMC server and storage technologies.
• Install, support, and maintain servers—including performance tuning, system-wide configuration, and storage allocation.
• Protect system integrity, confidentiality, and availability through robust patch management, antivirus oversight, and data backup/restoration.
• Diagnose and resolve service outages, technical inquiries, and system-related issues.
• Conduct system analysis and implement updates to keep technologies modern and effective.
• Perform routine system health checks across processes, services, networks, and storage.
• Update documentation, support configuration management, and resolve reported issues.
• Partner with the security team on upgrades, compliance, and system security initiatives.
• Provide technical mentorship and guidance to Tier 1 and Tier 2 support personnel.

Qualifications

• Active TS/SCI clearance.
• Bachelor’s degree in a related field or equivalent experience in lieu of a degree.
• Minimum 5 years of relevant IT/System Administration experience.
• Security+ certification.
• Experience with one or more of the following: Microsoft Server 2019, Microsoft Windows 11, Active Directory, Group Policy, DNS, or VMware.

Benefits and Perks

• CACI offers a competitive compensation and benefits package.
• The company provides a supportive and inclusive work environment.
• Employees have access to robust learning resources and development opportunities.
• CACI values the unique contributions of every employee and offers a unique flexible time off benefit.
• The company is committed to providing an inclusive recruitment process and will offer an interview to disabled applicants who meet the essential criteria for the role.