Senior Infrastructure Systems Administrator

Own hybrid infrastructure security and availability as a Senior Systems and Network Administrator supporting Anthem’s Business Technology Infrastructure team. Solve escalated issues across cloud and on-premises environments.Anthem seeks a hands-on senior administrator with six-plus years in systems administration or infrastructure engineering. You will manage Linux hosting, VMware ESXi, Windows and Linux servers, Microsoft 365, Entra ID, networking, and disaster recovery. The work combines Tier 3 support with infrastructure ownership across staging, production, and corporate systems.Key Responsibilities:
Manage Linux-based hosting and cloud resources across staging and productionAdminister VMware ESXi, Windows, and Linux server infrastructureTest and document backup restoration and failover proceduresManage Microsoft 365, hybrid identity, access policies, and MFAResolve Tier 3 infrastructure issues and manage JIRA service workflowsRequirements:
Six-plus years in systems administration or infrastructure engineeringHands-on Microsoft 365, Entra ID, Active Directory, Conditional Access, and MFAExperience with Intune, Atera, Windows, and mobile endpointsWorking knowledge of Azure and Ubuntu server administrationProficiency in PowerShell, networking, virtualization, and disaster recoveryBring senior infrastructure ownership, PowerShell, identity, and cloud administration expertise to Anthem’s hybrid technology environment.
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