Charlie Cao
System Engineer @Tata Consultancy Services
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WORK HISTORY
System Engineer @Tata Consultancy Services
Charlotte, NC, US
Enterprise level Windows server 20••••19, Active Directory, Azure and VMWare administration and support in multi domain/forest environment: • Active Directory:(10 years) AD server setup and configuration for different roles; upgraded DC to 2016/2019 including FSMO role migration; Domain trust deployment; configured AD Sites, router, site link and replication; RODC setup in DMZ Zone; FRS to DFS-R migration, DFS Server migration, used group policy to control the setting of Office and Edge, DNS server configuration, migration and best practice, DHCP relay and HA configuration, CA server setup and configuration, ADFS 3.0 to 4.0 migration, NTFS permission assignment. Windows Server 20••••19:(10 years) Server OS installation, configuration, patching, storage pools/spaces, virtual disk/volume deployment, Storage Replica configuration, file and print server’s setup and configuration, configured HA printing, server performance/ alerts monitoring • VMware: Cluster, ESXi host and VM provision, configured Standard/Distributed vSwitch, DRS and HA configuration, Template/VM conversion, perform vMotion & Storage vMotion, DR testing by using SRM, • Azure: Migrated data from on-prem servers to Azure and mounted file shares to Azure VMs, deploy and manage VMs, VNets, Vnet to Vnet connection, Scale Set(VMSS), Load balancing; backup and restore, managed Azure AD users, configure Azure MFA settings, conditional access policy, manage and respond to security alerts in Azure Security Center • Office 365 and Exchange Online: Users, groups, roles, licensing and mailbox management through Admin center or PowerShell. SCCM: patching server updates AD Domain Migration:(3 years) Inter/Intraforest Active Directory Domain migration, migrated service accounts, users (with SID History), workstations, servers, domain local group; active connection analysis, SID History and DNS record cleanup, and best practices for using Quest Migration Manager, legacy domain controller decommissions
EDUCATION
Shanghai University
Bachelor of Science (BS), Computer Science
ABOUT CHARLIE CAO
TECHNICAL SKILLS Active Directory, Azure AD, AD Connect Group Policy, DNS, DHCP, IPAM, Infoblox. Windows Server 2012, 2016, 2019,2022 VMware vSphere, vCenter Server, Hyper-V Quest Migration Manager, Quest Active Roles MFA, PKI CA, RDS, HA Cluster, TCP/IP, VPN, VLAN Exchange Server 2019, Exchange Online, Veeam Backup & Replication Office 365, SCCM 2016, PowerShell, On-Demand AD Assessment
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