Lead System Administrator

Lead System Administrator Decatur , GA 30030

Posted:

02/02/2026

Employment Type:

Direct Hire Category:

IT - Infrastructure -

Network/Systems Job Number:

249704

Work Location:

On-Site Job Description We're seeking a Senior Lead System Administrator to lead and optimize our hybrid cloud infrastructure. You'll drive automation, mentor our admin team, and lead key projects—including M&A integrations—as we scale. This role is perfect for someone who loves building secure, resilient, and customer?focused systems. Key Responsibilities Lead administration of Windows/Linux servers, AD, Entra ID, Intune, and Group Policies. Manage Azure IaaS/PaaS, networking, storage, and landing zones. Implement automation and IaC (Terraform, Ansible, PowerShell). Optimize VMware, Hyper?

V, Horizon, and Azure virtualization environments. Support backup/DR strategies and partner with security teams. Ensure strong network performance and security (SASE, VPN, firewalls). Monitor system health and resolve complex issues proactively. Mentor system administrators and provide technical leadership. Collaborate on compliance, security initiatives, and M&A integration efforts. Qualifications 10+ years in system administration (Windows/Linux). Deep Azure expertise (Landing Zones, AVD, Monitoring, Performance). Strong background in VMware, AD, Entra, and hybrid cloud. Proficient in automation/scripting (PowerShell, Bash, Intune, IaC). Experience with monitoring, incident response, Intune, and Autopilot.

Preferred:

Microsoft/VMware certifications, Security+, DevOps/IaC familiarity. #LI-SG1

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