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Windows System Admin Resume

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Dallas, TX

SUMMARY

  • Over 7+ years of Professional Experience as Windows/VMware System Administrator and including, Installing, Configuration, Designing, Migrating, Administration, Maintaining, Support, Virtualization and networking and user training of the consolidated Azure, VMware, Hyper - V, Windows.
  • Experience with Windows 2003/2008/2012 R2/2016. Servers (Enterprise Environment) in Installing, Configuring and administering.
  • Experience in Active Directory, GPOs, DNS, DHCP, File&Print Server, IIS (Web Server) 5.1/6.0/7,7.5/8.0/8.5 FTP, Terminal Server, RIS, RRAS, NAT, WSUS, Microsoft Clustering, MS Exchange Mail Server and ISA Server.
  • Experience in System Integration /Administration for Windows 98/XP/7/10, Red Hat Linux and Ubuntu.
  • Experience in Administration and Troubleshooting of Microsoft ISA Proxy Server.
  • Responsible production support of Active directory (AD), GPO, GPP, Domain users, Users and groups and given appropriate permissions, shares and privilege to access LAN and Domain environment.
  • Extensive understanding of networking concepts, (IE. Configuration of networks, TCP/IP, VPN, VLANs, and routing in LAN/WAN, Ethernet Port, Patch Panel virtual networking, wireless networks & Cloud computing concepts).
  • Configured TCP/IP protocols like NIS, NFS, DNS, DHCP, LDAP, FTP, SFTP, SSH etc.
  • Working knowledge of upgrading from /2012 servers and migration of client/server applications and platforms to cloud environments.
  • Experience in Troubleshooting DNS, DHCP, IIS and Active Directory.
  • Extensive experience with the Active Directory tools and Wintel servers.
  • Experience with Firewalls, IPs, switches and VPNs configurations.
  • Experience in installing and configuring Windows Failover Clustering services.
  • Worked extensively on Templates and clones.
  • Excellent Linux, Unix Skills and debugging with 10Gbe switches troubleshooting.
  • Distributed systems with virtualization, thin provisioning, and networking in Linux for the RAID storage systems
  • Extensive experience in Windows 2012/2008/2003/2000/ NT 4.0 servers Confidential single or multi domain platforms.
  • Strong Experience in Data Center Migration.
  • Experience in deploying and supporting PKI Infrastructure and certificate management in large organizations (EFS,SCEP,SSL certificates and personal certs for encryption).
  • Extensive Knowledge on iSCSI, EMC SAN, NAS, NFS storage and RAID concept.
  • Experience in different Microsoft products including Exchange 2013, 2010, 2007, 2003 and O365, Lync, Skype for business and MS office suites.
  • Worked on PowerShell for management of systems and involved in working with PowerShell API’s.
  • Strong Experience on vMotion, Storage vMotion, SCCM (Systems Center Configuration Management), SCOM (Systems Center Operations Management) Infrastructure, Patch Management and Upgrades using VMware update manager.
  • Extensive experience on ESXi 5.0/5.5/6.0/6.5 servers, vCenter server 5.0/5.5/6.0 and vCenter converter.
  • Worked on vCenter Server 4.0/4.1/5.0/5.1/5.5/6.0 Enterprise for managing multiple ESXi Servers, build and troubleshooting experience with ESX Servers and ESXi Servers, vSphere and vCenter manager.
  • Experience in deploying Virtual Machines (VM’s) through Templates, Converting Physical to Virtual (P2V) and Virtual to Virtual (V2V) machines using Platespin, Double-Take, and VMware convertor.
  • Good experience on working on VMware Site Recovery Manager (SRM) for maintaining business continuity and performing disaster recovery (DR) activity.
  • Expert in implementing VMware Horizon View (7.0) Virtual Desktop Infrastructure (VDI) from scratch to creating desktop pools, deploying golden images and assigning pools to users/groups.
  • Experience on VMware NSX and VMware cloud networking and security VCNS products and implemented NSX-V Functional components, NSX-V Functional Services, Logical Switching, Routing, Firewall and Load Balancing.
  • Extensive Knowledge and Implementation of vSphere features like HA, DRS, vMotion and Storage vMotion.
  • Strong experience in Automating, Configuring and deploying instances on AWS and Azure cloud environments.
  • Experience in AWS Cloud platform and its features which includes EC2, VPC, EBS, AMI, SNS, RDS, EBS, Cloud Watch, Cloud Trail, Cloud-Formation AWS Configuration, Autos calling, Cloud Front, IAM, S3.
  • Experience in installing and configuring Virtual machines in Microsoft Azure Cloud service platform.
  • Hands on experience with Microsoft Azure Cloudservices, Storage Accounts and Virtual Networks.
  • Experienced in Provisioning of IAAS & PAAS Virtual Machines and Web\Worker roles on Microsoft AzureClassic and AzureResource Manager.
  • Knowledge on version control tools like SVN, GitHub.
  • Experienced in managing NAS and SAN storage solutions.
  • Hands on experience working on ITIL framework, with PCI ISO 20000, 27001 and SOX compliance experience and understanding.
  • Hands on Experience on desktop management support for both Windows and Mac users
  • Experience in PowerShell and WMI Scripting.
  • Good Knowledge in SharePoint Server.
  • Hands on Experience on Service Now ticketing tool
  • Knowledge on writing SQL queries to manage data.
  • Hands on experience in Configuring Internal Load Balancing for SQL Always ON and IIS for Azure IAAS VMs
  • Knowledge in syncing On-premises Windows Server Active Directory to Azure AD (AAD) using Azure AD connect.

TECHNICAL SKILLS

Operating Systems: Windows Server 2003/2008/2008 R2/2012, Windows7/Windows8/ ESX/ESXi, RHEL 4.x/5.x/6.x

Hardware: Windows, Dell Tower Servers, HP C7000 Enclosure, Edge Server and Blade Server, Macintosh, DELL 710,610,810 servers, EMC SAN, HP C7000 Enclosure, DL 380/980, Proliant BL/DL/ML Series, DELL PowerEdge, Cisco UCS.

Software: Microsoft Office Suite, Exchange Server 2007/2010/5.5 , Microsoft Share Point, Java, XML, Voice XML

Remote Management: SCCM Remote Tools, Remote Desktop, SMS Tools, HP ilo, KVM Tools

Services/Protocols: TCP/IP, DNS, DHCP, HTTP, SMTP, POP3, SNMP, FTP, IIS, Internet Authentication, Certificate, Terminal Services.

Domain Services: Active Directory, Sites and Services, DNS, DHCP, IIS, System Center Suite (SCOM, SCCM, SCVMM).

Networking: Ethernet 802.3, TCP/IP, DHCP, DNS, WINS, FTP, Telnet, routers, NAT, VPN, VLAN

Virtualization Technology: ESXI, ESX, vSphere 4.x to 5.x, VCenter, High Availability (HA), Distributed Resource Scheduler (DRS), VMotion, Update Manager (VUM), VMware Site Recovery Manager (SRM)

Cloud Technology: Microsoft Azure Cloud Services

PROFESSIONAL EXPERIENCE

Confidential, Dallas, TX

Windows System Admin

Responsibilities:

  • Upgraded Active Directoryfrom Windows 2008, 2008R2, 2012R2 across multiple operating systems with minimal downtime
  • Windows 2012 updates and migrated from Windows 2008R2 server.
  • Installed and configured Windows Server Active Directory 2016.
  • Installed and configured several windows servers on VMware ESXi virtual environment running on CISCO USC/Flexpods.
  • Extensive Knowledge and experience in working with Blade Server Chassis of HP, Dell and Cisco UCS. Worked on Cisco UCS B Series Blade servers, C series Rack servers and HP Proliant BL460C Blade Server.
  • Administered and engineered Windows VMs on a Failover Cluster Hyper-V Dev environment
  • Updating the GPOs and making the configuration settings in the production servers by following the process of Change Management.
  • Installation and administration of Windows Active Directory, DNS, WINS and DHCP servers.
  • Managed upgrades of Service Packs, Patches/Hot fixes Confidential both physical and virtual environments.
  • Package applications for Windows 10 Operating System using Microsoft Deployment Toolkit (MDT).
  • Responsible for configuring, building and the successful deploymentof Windows 10Operating System via System Center Configuration Manager (SCCM) in an effort to upgrade all end user computing machines from Windows 7 to Windows 10 OS.
  • Deployed OS images on VM using SCCMon multiple data centers.
  • Configuration Manager Patch Management, Implemented WSUS/SCCMintegration and created a monthly phased patching process.
  • Assisted O365 customers with Initial setup of O365 (Mail Flow, Office installations, basic tasks when starting with Office 365), and configuration of onboarding tools and processes.
  • Hands on Experience on designing and managing windows 10 installation and updates.
  • Experienced in Migrating IIS 7.5 web server Configuration to IIS 8.0 web server.
  • Responsible for administering and supporting 600 Citrixserver environments on Windows Server 2008/2012.
  • Responsible for Terminal server builds and Citrix XenApp server deployments in both Physical and virtual environments.
  • Installation and configuration of Citrix NetScaler10.1\10.5\11.0\11.1 includes VPX\MPX\SDX.
  • Install hotfixes on XenApp 6.5 Citrix Servers.
  • Troubleshooting problems pertaining to Windows 2008, 2008 R2, 2012 and 2012 R2.
  • Implemented Active DirectoryFederation Server and IIS 7/8 to provide a secure single sign on environment with several outside vendor’s applications.
  • Configured and Troubleshoot Active Directoryrelated issues including DFS (Distributed File System), Meta Data Cleanup, Addition of any domain Controller, Role transfers.
  • Active Directory migration/consolidation of three domains with over 4000 live users.
  • Scripting and automation of the migration process. (PowerShell with O365 and Active).
  • Active Directory Group Policies, DNS & DHCP activities
  • Migrated user accounts and workstations from one active directorydomain to another active directory domain.
  • Troubleshooting Active Directory and Helping our esteemed Enterprise customers in any Active Directory related issues including DFS (Distributed File System), EFS ( Encrypted File System), Cross domain Trust Relationship, FRS ( File Replication System ), CIFS (Common Internet File systems).
  • Fixing replication of ADC's with the root DC, Troubleshooting of DNS and DHCP, Configuration of user profiles in ActiveDirectory.
  • Provided Desktop management support for both Windows and Mac users.
  • Desktop, printers & laptop's troubleshootingHandling & fixing all Server related issues
  • Primary resource for migrations of servers and printers. Migrating server resources included migrating File /Print, and other functional servers. Monitored, responded and follow through escalated tickets for Active DirectoryGroup Policy and server operations.
  • Administration and management of Active Directory, DFS, OU, Group Policy Management Console (GPMC)
  • Configure and maintain servers and processes, including monitoring of system health and performance, to ensure high levels of performance, availability, and security.
  • Responsible for Backup of Windows OS using CommVault.
  • Configure VMware ESXi6.0, ESXi 6.5 and Virtual Machines using VMware VCenter.
  • Hands on experience in design and Build of VRealize Automation 6.2/VRealize Operations Manager 6.0 as well as VRealize Log Insight 2.5.
  • Design and Implemented a small-scale VMware Horizon 6.0 with about 150 Desktops to different application Users.
  • Implementing and installing the VMware View (VDI), creating a base image (replica) for desktops with win 7 OS and spinning the number of required desktops for Users. Pushing the updates to the base image and rolling them to the existing desktops and for the new desktops.
  • Extensive knowledge and work on Configuring the Vcenter Operations Operation Manager 5.0 which can manage the health of the Whole environment including Datacenters, ESX Hosts, Vm’s, data stores.
  • Troubleshoot Firewallissues through command-line using CLI commands and GUI interface using smart console.
  • Responsible for support AzureResource Manager (ARM) AzureIaaS VM Backup & Hyper-V virtual machine (Windows).
  • Hands on experience in Configuring Internal Load Balancing for SQL Always ON and IIS for Azure IAAS VMs
  • Configured Azure Site recovery services for business continuity and disaster recovery (BCDR).
  • Installed and Configured Windows on Azure Virtual Machines (VM’s).
  • Knowledge on Evaluating puppet framework and tools to automate the cloud deployment and operations.
  • Configured AzureVM Registration/Protection/ On Premises to Azure.
  • Hands on Experience in Express Route, Network Security Groups (NSG), Virtual Network (Vnet), Storage Accounts in Azure.
  • Knowledge in syncing On-premises Windows Server Active Directory to Azure AD (AAD) using Azure AD connect.
  • Used Microsoft Exchange server 2013 to store and share contact details, schedules and tasks.
  • Configured Shared Access Signature (SAS) tokens and Storage Access Policies in Azure cloud Infrastructure.
  • Knowledge in Microsoft SQL Server.

Confidential, Dallas, TX

Windows SCCM Engineer/Administrator

Responsibilities:

  • Expertise in Setting up Test, Prod webservers in Enterprise Environment with more than 220K workstations and 20K servers (Configuring of applications in webconfig and deploying of websites).
  • Build and configure new Windows Servers to include Clusters Windows Server 2003, 2008, 2008 R2, 2012 and 2012 R2 OS deployments, Windows 2003, Windows 2008 R2 and windows 2012 servers.
  • Created operating system images and deploy those images to target computers by using Operating System Deployment (OSD).
  • Worked on developing Custom reports and built in reports in SCCM for reporting.
  • Integrated existing SCCM with Microsoft Intune and collect information about hardware configurations and software installed on managed computers.
  • Vast experience in troubleshooting package installation & OS deployment issues by analyzing SCCM logs.
  • Experience in migration from SCCM 2007 to SCCM 2012.
  • Worked on developing software packages for SCCM including usage of batch and scripts.
  • Monitored SCCM platform and mitigated issues as needed.
  • Hands on Experience on importing Registry keys for customized hardware/software inventory.
  • Deployed OS images on VM using SCCMon multiple data centers.
  • Configuration Manager Patch Management, Implemented WSUS/SCCMintegration and created a monthly phased patching process.
  • Good knowledge and experience on MSI, MST (Transforms), MSM (Merge Modules), MSP (Patches) and MSI database tables and SCCM.
  • Created Windows Installer setup packages (.MSIs) on Windows platform and modified the legacy applications using Wise Package studio8.0, Flexera Admin Studio11.0.
  • Worked closely with network design and support teams to manage LANs, WANs, and datacenter networks
  • Experience using scripting languages (Power CLI, PowerShell).
  • Provided guidance on creating custom reports utilizing the SCCMDB using custom SQL queries and SQL Reporting Services.
  • Developed, upgraded and reviewed all SCOM console for security purpose.
  • Upgrading and applying patches to SCOM console, agents and backend components.
  • Experience in maintaining production group policies for server hardening, security, and monitoring.
  • Upgrade windows server 2008 or 2012 as a part of Server remediation project.
  • Migration of users from Exchange to Office 365(O365) and Handling mail flow issues of Office 365 user clients.
  • Experience in Lync/Skype for business online deployment and Office 365 migration
  • Communication with business partners and settings the Server permissions (Server Hardening) from the scratch.
  • Expertise in Backup and migration of data in Enterprise Environment.
  • Hands on Experience on designing and managing windows 10 installation and updates.
  • Assisted SQL Server DBA team in installing and configuring SQL Server 2012.
  • Responsible for configuring Windows Failover clustering for SQL Server DBA team.
  • Installed and configured Windows 2012 Server with Data center requirements.
  • Managed and Monitored Cisco UCS Infrastructure (16 Chassis 4 Blades).
  • Physical-to-Virtual (P2V), Virtual-to-Virtual (V2V) and Virtual-to-Physical (V2P) migration of Windows, AIX, HP-UX, & Linux servers.
  • Created migration plans and executed upgrade from VMware ESX 3.5 to vSphere (ESX 4.1).
  • Implemented Horizon View and App Vols for Production environment for 150 end users.
  • Provide Level 1 & 2 support for windows server issues during migrations.
  • Responsible for Configuration of Patch Management using Configuration Manager 2012 R2 and WSUS
  • Updating the group policy objects (GPO’s) whenever required by opening a change record in HPSM
  • Expertise in documenting the error logs with a complete detail solution during critical issues.
  • Hands on experience to deal critical issues and prepare Root Cause Analysis (RCA).
  • Integrated multiple external vendor applications to Active Directory Federation Services (AD FS)2.0 in order to enable seamless Single sign on (SSO) capabilities.
  • Used GitHubfor version control management.
  • Extensive understanding of networking concepts, (IE. Configuration of networks, TCP/IP, VPN, VLANs, and routing in LAN/WAN, Ethernet Port, Patch Panel virtual networking, wireless networks & Cloud computing concepts).
  • Experience working with Citrix VDI (Virtual Desktop Infrastructure)

Confidential

Windows/VMware Administrator

Responsibilities:

  • Prepared the environment for deployment of Windows 2008, installed, configured, provide troubleshooting for Server 2008 and migration from test to production environment.
  • Installed and configured 40 new servers Confidential client location with Windows 2003 Operating System and their required Applications.
  • Experience with installing, configuring and maintaining ESX Servers (ESX3.5/ESXi 4.0/ESXi 4.1 and VMware Virtual Center) and Server migrations from physical to Virtual using Hot and cold cloning technology in VMware.
  • Administrated server consolidation program through use of VMware ESX server and VMware Virtual Center
  • Performed Data Center Migration of Physical server to Virtual server (P2V) Using VMware Converter.
  • Installed, Configured and management of multiple server suites (Windows 2003/2008) on VMware ESX server.
  • Implementation and configuration of VMware Horizon View in 4 different Sites.
  • Responsible for Backup/Disaster Recovery planning, implementation and testing
  • Designed and successfully implemented VMware ESX servers for server consolidation
  • Implemented Microsoft DHCP, DNS, WINS, Domain trust relationship, Fault tolerance, file and print services, user and group management.
  • Patch Management done in ESXi 3.5 to 4.0 servers through Update Manager and Responsible for Security Patch Management, Deployments using WSUS.
  • Created standard template and deployed virtual machines from those templates.
  • Installed management Server vCenter Server to enable centralized management of multiple hosts
  • Linked Different vCenter servers using linked mode to have a single instance of vSphere client to manage the whole virtual Environment.
  • Using SCCM monitored and managed the both hardware and software inventory.
  • Created and managed Virtual Machines, Templates, Clones and snapshots
  • Configured VMware on clustered environment and Implemented Migration of Virtual machines using vMotion
  • Hot and Cold cloning of Virtual Machines using VMware vCenter Converter
  • Configured VMware DRS in acquiring higher efficiency for VMware Infrastructure
  • Installed and worked on VMware Site Recovery Manager (SRM 4.0) for the disaster recovery
  • Installed and Configured Windows 2008 with Active Directory service and involved in maintenance and upgradation of DNS and DHCP servers.
  • Performed Hot Cloning, Cold Cloning, Classic VMotion and Storage VMotion.
  • Security hardening and Monitoring of VM’s & ESX servers (CPU, Memory, Disk, Network) for Security Compliance.
  • Configuration, Administration and Monitoring HA, Fault Tolerance and DRS Clusters in Virtual Center Server.
  • Creating thin provisioned VMs to suite client application requirements and expanding hard disk sizes as requested by clients, maintaining Virtual hardware, VMwaretools updated to keep healthy environment.
  • Used different Administration and support tools to perform regular backup and restore of the virtual machines disks and data
  • Coordinating testing, upgrade and configuration of system files and services.

Confidential

Systems Administrator/Engineer

Responsibilities:

  • Installing and configuring ESX and vSphere Suite.
  • Installing & Configured Virtual Center Server and vCenter 4.0.
  • Creating and Configuration virtual machines, installing VM Tools into VM’s and allocating for end user.
  • Creating and Deployed Templates and Snapshots for Virtual Machines.
  • Creating and configuring vNetwork Standard Switch (vSwitch) and Distributed Virtual Switch (dvSwitch).
  • Configuration different type of Port Groups Policies, applying security policy and Traffic Shaping.
  • Configuration ISCSI LUN in virtual storage.
  • Performed Hot Cloning, Cold Cloning, Classic vMotion and Storage VMotion.
  • Security hardening and Monitoring of VM’s & ESX servers (CPU, Memory, Disk, Network Utilization) for Security Compliance.
  • Configuration, Administration and Monitoring HA, Fault Tolerance and DRS Clusters in Virtual Center Server.
  • Designing and Deploying Active Directory Domain.
  • Installing and Configuring DNS Servers and DHCP Server.
  • Implementing Active Directory Sites and Services for optimizing the Replication and logon traffic.
  • Installation and configuring Red Hat Enterprise.
  • User and Group administration on RHEL Systems.

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