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System Administrator

Lakshmi RUnited StatesMIDPosted 2h ago
Windows Server AdministrationData Center OperationsIT InfrastructureVirtualizationNetworkingEnd-User SupportWindows Server 2012Windows Server 2019Windows Server 2021Windows Server 2022Windows 7Windows 10Windows 11macOSiOSActive DirectoryLDAPDNSDHCPMicrosoft 365 AdministrationExchange OnlineSharePointTeamsOneDrivePower BILicensingAzure AD ConnectMicrosoft Entra IDAzure SentinelAWSAWS S3VMware ESXivCentervSphere 7vSphere 8Hyper-VCitrix DesktopWorkspace ONEMicrosoft IntuneEndpoint Configuration ManagerOSD DeploymentsWindows DefenderTCP/IPVPNLANVLANFibre ChannelServersDesktopsLaptopsNASHardware Troubleshooting
About the Role We are looking for an experienced System Administrator with strong expertise in Windows Server Administration, Data Center Operations, IT Infrastructure, Virtualization, Networking, and End-User Support. Key Responsibilities • Manage, maintain, and support daily Data Center operations • Perform server racking, stacking, hardware replacements, memory upgrades, and hard drive installations • Install, configure, and upgrade Windows/Linux operating systems, servers, desktops, laptops, printers, and other IT peripherals • Administer Active Directory, Exchange, DNS, DHCP, and other server applications • Troubleshoot hardware, software, network, and infrastructure-related issues • Support VMware vCenter, Hyper-V, vMotion, and P2V migrations • Assist with server, network, switch, router, and firewall deployments • Monitor system performance, perform maintenance, and ensure maximum uptime • Provide remote and onsite technical support to end users • Work with network teams, vendors, and internal stakeholders to resolve technical issues • Maintain IT asset inventory, software licenses, warranties, and renewal records • Prepare and update SOPs, technical documentation, and knowledge base articles • Handle helpdesk tickets, emails, and calls while providing timely 24/7 support when required • Participate in IT infrastructure upgrades, projects, and implementations • Update ticket status and work progress in company portals • Follow cleanroom behavior and aseptic gowning procedures when required Requirements • 6–8+ years of experience in System Administration and Data Center Administration • Strong expertise in Windows Server Administration, Data Center Operations, IT Infrastructure, Virtualization, Networking, and End-User Support • Experience with Windows Server 2012, 2019, 2021, 2022, Windows 7, 10, 11, macOS and iOS • Knowledge of Active Directory, LDAP, DNS, DHCP • Experience with Microsoft 365 Administration – Exchange Online, SharePoint, Teams, OneDrive, Power BI and Licensing • Familiarity with Azure AD Connect, Microsoft Entra ID and Azure Sentinel • Experience with AWS, AWS S3 • Experience with VMware ESXi, vCenter, vSphere 7/8 and Hyper-V • Knowledge of Citrix Desktop and Workspace ONE • Experience with Microsoft Intune / Endpoint Configuration Manager • Familiarity with OSD Deployments and Windows Defender • Understanding of Networking – TCP/IP, VPN, LAN, VLAN and Fibre Channel (FC) • Experience with Servers, Desktops, Laptops, NAS and Hardware Troubleshooting

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