Windows System Administrator (Sumter) at Delta System & Software, Inc.

Windows AdministratorSumter, SC (Onsite)Contract Note: Windows 11 upgrade and migration across the organization is the Key Skill. Job Description:Manage, configure, and maintain Windows Server environments and enterprise Windows workstations.Lead the planning and execution of Windows 11 upgrade and migration across the organization.Perform system patching, updates, security hardening, and compliance checks.Troubleshoot OS, hardware, network, and application issues with root-cause analysis.Administer Active Directory, Group Policies, DNS, DHCP, and other core infrastructure services.Monitor system performance, availability, and capacity, implementing improvements as needed.Coordinate with security teams to enforce endpoint protection, encryption, and vulnerability remediation.Create and maintain technical documentation, SOPs, and configuration records.Support end users during the Windows 11 rollout, including testing, compatibility checks, and issue resolution.Collaborate with cross-functional teams for system upgrades, automation, and continuous service optimization.