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Vmware/linux Systems Administrator Resume

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Round Rock, TX

SUMMARY

  • IT professional with over 8+ years of experience in the area of Virtualization with Installation, Configuration, Administration, support of Windows server 2003/2008/2008 R2/2012, VMware ESX 3.0/4.0, VMware ESXi 4.1.1/5.0/5.1/5.5 , and vCenter Server4/5.
  • Expertise in Administering and supporting Windows 2003/2008/2012 R2 Active Directory (AD), DNS, DHCP, WINS, SharePoint, Microsoft Exchange2003/2010.
  • Expert in Server Builds, Installs, Upgrades, Patches, Configuration and Performance Tuning in Windows server 2003/2008/2012 and VMware environment.
  • Provide 24/7 support in a 99.999 environment to maintain maximum uptime and ensure server reliability using monitoring products such a SCOM, MOM, HPOVSD and BMC Remedy.
  • Responsible for the administration of Active Directory function including creating server computer accounts as well as diagnosing issues occurring within Active Directory
  • Expertise working in VMware Converter 4.3/5.0, DoubleTake, Platespin to do virtual to virtual (V2V) migration as well as Physical to virtual (P2V) and physical to physical server migration.
  • Expertise web server Administration, installing and managing IIS 6.0/7.0/7.5 web servers and hosted internal web applications.
  • Expertise with maintaining and updating the Domain Controllers and RDOC in Windows Server2008/2012.
  • Overall 5+ years of Red Hat Enterprise Linux/VMware ESX/ESXi systems administration and support along with 3+ years of windows server experience.
  • Expertise in deploying various Red Hat Enterprise builds both Physical and virtual on HP/CISCO/ Confidential Hardware running ESXi utilizing Satellite and Puppet/Chef/Cobbler servers on HP C - 7000, HP 3PAR and HP Rackservers.
  • Extensive knowledge of 24/7 Level 2 and 3 implementation and management of information technology support operations to include help desk. Call in support and work priority management, and the use of HPOVSD.
  • Expertise in designing build/configuring Red Hat Enterprise Linux servers via Kickstart/PXE and Red Hat Satellite Server/RHN/Cobbler/Chef/Puppet.
  • Expertise in deploying AWS EC2 Cloud RHEL AMI instances in public/private clouds and configuring security profile to allow the AMI to access a private security network group.
  • Expertise in configuring Apache Web Servers and Applications on Amazon EC2 Cloud AMI and Configured EC2 Cloud load balancing to provide redundancy and uptime.
  • Experience in RHEL Server provisioning, Upgrades, Patching, Configuration and Performance Tuning in Linux and VMware environments.
  • Strong in troubleshooting, monitoring, training and 24/7 production support in mission critical environments Worked with Systems support team to define, architect and maintain highly available Production systems.
  • Extensively worked on Deployment/Auto deployment and troubleshooting of components and applications in WAR, JAR and EAR formats in Domain and Clustered environments of Tomcat/JBoss Applications Servers.
  • Experience in analyzing Memory Leaks, JVM heap settings and tuning in Tomcat application server.
  • Expertise in building, configuring and upgrading CISCO 5108 Blade Server Chassis with CISCO B200’s, B230’s, B250’s, USCM on FlexPods.

TECHNICAL SKILLS

Microsoft: Windows Server (2012, 2008, and 2003), Windows 7, Windows XP, MOM, SCCM, SCOM, WSUS.

VMware Products: Design and implement Virtual Infrastructure 4/5 with Virtual Center, ESXi 4.x, ESXi 5.x vMotion, HA, DRS, Managing Resource pools, ESXi, VMware Workstation, VMware Converter, Virtual Center, ESXi Patch Management.

Storage: iSCSI SAN, FC SAN, NAS, EMC CLARiiON, VMAX, VNX, Netapp 6240, 6040 FAS

Solutions.:

Hardware: IBM Blade center HS-series/X-series HS22/HS23, Cisco UCS B200’s B250’s M1’s M2’s HP BL460C, C-7000, HP 3PAR, DL580’s.

Racks and Cabling: Installation of Hardware, Cable Management.

PROFESSIONAL EXPERIENCE

Confidential, Round Rock, TX

VMware/Linux Systems Administrator

Responsibilities:

  • Provision, installation and configuration and support of Windows 2008/2008R2/2012 Servers, upgrading Windows 2003 on both physical and virtual machines.
  • Document and develop run books for the entire P2V migration project as well as coordinate with onsite support to maintain a smooth transition.
  • Configure and upgrade Flex-10/Flex Fabric Shared uplink Sets, SAN Fabrics, and Server Profiles on Virtual Connect Manager for BL460c, BL680c g6/g7/g8 on HP C7000/HP 3PARenclosures.
  • Designing, implementing, and maintaining Java applications that are often high-volume and low-latency, required for mission-critical systems
  • Deliveringhigh availability and performance
  • Contributing in all phases of the development lifecycle
  • Writing well-designed, efficient, and testable code
  • Conducting software analysis, programming, testing, and debugging
  • Managing Java and Java EE application development
  • Ensuring designs comply with specifications
  • Preparing and producing releases of software components
  • Transforming requirements into stipulations
  • Support continuous improvement
  • Investigating alternatives and technologies
  • Presenting for architectural review
  • Demonstrated experience in Windows Server 2008/2012/2016 administration including Active Directory replication, troubleshooting and monitoring is required
  • Microsoft Windows Scripting skills utilizing PowerShell or VB Script
  • Demonstrated multitasking and prioritization abilities
  • Exhibit a broad base of knowledge and skills in server infrastructure, and operating systems
  • Worked with VMware team and windows team to patch 2500+ vm & physical server with windows 2008 & windows 2016 patches.
  • Responsible for the administration of Active Directory function including creating server computer accounts as well as diagnosing issues occurring within Active Directory
  • Major migration project using VMware converter to virtualize 400 physical Windows 03/08 and RHEL Linux servers into vSphere 5.0/5.1/5.5environment.
  • Provide 1st/2nd level support for Windows/ESXi servers running on a combination of HP/IBM/Cisco hardware.
  • Configuring and Administering NFS, DNS, CIFS, FTP, SFTP, robocopy and LDAP on Windows Server 2003/2008 server environment.
  • Installation of ESXi 5.0/5.1/5.5 Hosts, vCenter Server, vCenter update manager and administering VM’s across 10 Datacenters running 10000+VM’s.
  • Installation, Configuration and Administration of VMware ESXi 4.1.1/ Virtual Center 4.1, vCenter Servers as well as upgrading to ESXi 5.0 / Virtual Center5.
  • Responsible for capacity planning, design, install and configuration of newly provisioned servers.
  • Provided various levels of support in a heterogeneous Linux/ Solaris/AIX/VMware environment.
  • Implementation, Integration, Problem Resolution, Root Cause Analysis, Quality Assurance, Disaster Recovery, Audits, Hardware/SoftwareOS.
  • Duties included managing Microsoft Active Directory, advanced clustering experience, installing terminal servers and IIS.
  • Installed and configured several hundred Red Hat Enterprise Linux Servers in both Physical Blade and VMware ESXi Virtual Environment running on HP C-7000/CISCO UCS Hardware.
  • Install and configure multiple different applications such as MySQL, Oracle DB and SAP.
  • Configure and maintain JBoss/Tomcat/Apache/MySQL 3-tier applications in Virtualized environment.
  • Installations of Red Hat Enterprise Linux 5.x/6.x/7.x, ESXi 5.0/5.1/5.5/6.0 Hosts, vCenter Server, vCenter update manager (VUM) and administering VM’s across 5 Datacenters running 3000+ VM’s running on multiple HP C-7000/HP 3PARHardware.
  • Perform multiplatform volume management using Logical volume manager on RHEL 5.x/6.x.
  • Monitor Amazon EC2 RHEL instances, Amazon EBS Volumes, Elastic Load Balancer and Amazon RDS using Amazon CouldWatch.
  • Configure Apache Web Servers and Applications on Amazon EC2 Cloud AMI and configured EC@ Cloud load balancing to provide redundancy and uptime.
  • Document and categorize all SOP (standard operating procedures) to ensure the onshore/offshore model has maximum reliability.
  • Package and create custom RPM packages as part of day to day operations build and support.
  • Create and maintain ACL’s to allow only specific LAN computers to use Squid, as well as utilizing access log to test squid proxy.
  • Setup and Configured Red Hat Satellite, Spacewalk, Puppet/Cobbler/Chef and Kickstart Servers for Red Hat Enterprise Linux/CentOS 5/6 installs and RPM Push updates.
  • Build and maintain brand new POC environments for Lab/research purposes as part of large refresh projects.
  • Root cause, triage analysis and problem management of migration processes and failures.
  • Maintain and deploy High End applications developed using Tomcat/JBoss application server.
  • Provide support to the Java development team to help develop Java based applications.
  • Provide 24/7 support to Middleware application servers (WebSphere, Tomcat, JBoss), Webservers (Apache, IIS, HIS, Oracle IPlanet) and Database servers (Oracle, RAC, DB2, MS SQL,MySQL).
  • Develop, test and maintain a Disaster recovery plan for critical VMS and application data.
  • Determining business needs and evaluating existing network infrastructure and systems.
  • Optimizing network hardware and software to enable VMware integration.
  • Developing and deploying customized VMware solutions.
  • Defining multiple virtual servers on a single host machine.
  • Virtualizing Windows servers and connecting them to networks and clouds.
  • Designing and implementing virtual desktop infrastructure (VDI) and enabling template management.
  • Installing operating systems and service packs, as well as security patches and bug fixes.
  • Troubleshooting and resolving VMware environment issues.
  • Providing technical support and documenting VMware processes.
  • Keeping informed of developments in VMware technologies and products.
  • Provide L3 and L4 Support
  • Platform Management - Deployment (compute, software defined storage)
  • Software upgrade and maintenance - VMware (ESXi, vCenter, vSAN, Log Insight, vROPS), Cisco (Intersight) and HPE (VCSA)
  • Hardware upgrade and maintenance - HPE and Cisco (firmware upgrade)
  • Compliance - scheduled compliance tasks performed monthly, quarterly and yearly
  • Capacity management including software defined storage
  • Access Management - all requests except VM admin request
  • Install and Administer VMware ESXi and Vcenter.
  • Creates virtual machines and VM templates.
  • Performing action on advanced features of ESX/ESXi 5/6/6.5, Migrations, HA, DRS, SDRS and Cluster.
  • Expert knowledge on configuration and troubleshooting-vSphere and Storage replication.
  • Expert in setting up HA/DRS and troubleshooting.
  • Hands on command line experience with ESXi and VCSA.
  • Analyzing the vCenter, ESXi and VM’s Logs to find root cause.
  • Knowledge of managing VRA and VRO with Vcenter as an end point.
  • Create documents from scratch and build SOP to make transitions smooth.
  • Migrate legacy filers to Brand new NetApp Filers running cDOT 8.1/8.2/8.3 by working through maintenance windows, scheduling downtimes and working with server owners to consolidate and migrate all legacy filers.
  • Managing daily operations including NetApp Storage solutions Cluster Data OnTap cDot, Mode, 7-Mode, installation and configuration.
  • Configure NetApp Cluster Data OnTap C-Dot, 7-Mode, Operations Manager DFM, OnCommand, SnapManager, SnapDrive, Data Motion and Snap Protect.
  • Working with application/Virtualization/OS server teams to schedule maintenance windows to ensure smooth migration from 7-Mode to Cluster Data OnTap (cDOT)
  • Migrate the entire multi array NetApp solution from 7-Mode to NetApp Cluster Data OnTap cDot.
  • WFA automation to auto create New volume with backup DR.
  • WFA automation policies to create qtree’s & Quotas.
  • Used Workflow Automation to maintain and create reports for Cdot System.
  • Create Pearl and PowerShell scripts to automate volume create, Qtree create.
  • Configure and maintain Data ONTAP 7/8/8.1/8.2/8.3 as part of new implementation projects.
  • Migrate Data from legacy frames using, SnapMirror, Rsync, Robocopy, 7 MTT, and StorageX.
  • Trouble shoot on day to day basis on the issues with windows, cDOT, 7-Mode frame and tools used to move data.
  • Provide technical leadership and decisions for projects
  • Manage, plan, and coordinate efforts and resources on portfolio and functional projects.
  • Review and provide requirements for Concept Design Docs
  • Work closely with project managers to create and update project plans
  • Prioritize and staff multiple projects
  • Responsible for the adherence and enforcement of the project life cycle including estimating Engineering effort, project plans, system design specs, participating in technical reviews
  • Provide strong organizational skills
  • Foster teamwork among staff, peers and cross-functional teams.
  • Work closely with the Architecture team to provide input to new technology strategies.
  • Work closely with Peers to improve workflow processes & communication
  • Responsible for Infrastructure Support (3rd Level) for: Servers - Solaris on Sun, Linux on HP Blades

Confidential, Madison, WI

VMware Systems Administrator

Responsibilities:

  • Provision, installation and configuration and support of Windows 2008/2008R2/2012 Servers, upgrading Windows 2003 on both physical and virtual machines.
  • Document and develop runbooks for the entire P2V migration project as well as coordinate with onsite support to maintain a smooth transition.
  • EMC Isilon, VMAX, VNX, ScaleIO, Swiftstack, Avamar, Data Domain, Pure Storage, Cisco MDS, Brocade DCX. Windows, VMware, AIX, UNIX hosts.
  • Handling a complex 20 Peta byte storage environment consists ofEMC ISILON, ScaleIO, Swift Stack, VMAX, VNX5800, 7500, and PUREStorage.
  • Managing and Allocating LUNS from EMC VMAX storage frames to multiple servers using the SymCLI,Unisphere forVMAXandVNX.
  • Handling very large global NAS environment that use EMC Isilon.
  • Handling 35 Isilon Cluster for Media streaming.
  • Installing and configuring New Isilon storage when needed.
  • Ensuring all Isilon storage are in perfectly healthy condition by monitoring the status such as data and bootdrives failure, power supplies, DIMM, network Interfaces etc.
  • Provisioning NAS shares/exports, increasing NAS quotas, deleting exports when needed using Tree Delete.
  • Decommissioning storage - VMAX environment.
  • Provisioning block storage from EMC ScaleIO.)
  • Configure and upgrade Flex-10/Flex Fabric Shared uplink Sets, SAN Fabrics, and Server Profiles on Virtual Connect Manager for BL460c, BL680c g6/g7/g8 on HP C7000 enclosures.
  • Major migration project using VMware converter to virtualize 400 physical Windows 03/08 and RHEL Linux servers into vSphere 5.0/5.1/5.5environment.
  • Provide 1st/2nd.3rd level support for Windows/ESXi servers running on a combination of HP/IBM/Cisco hardware.
  • Duties included managing Microsoft Active Directory, advanced clustering experience, installing terminal servers and IIS.
  • Configuring and Administering NFS, DNS, CIFS, FTP, SFTP, robocopy and LDAP on Windows Server 2003/2008 server environment.
  • Installation of ESXi 5.0/5.1/5.5 Hosts, vCenter Server, vCenter update manager and administering VM’s across 10 Datacenters running 10000+VM’s.
  • Installation, Configuration and Administration of VMware ESXi 4.1.1/ Virtual Center 4.1, vCenter Servers as well as upgrading to ESXi 5.0 / Virtual Center5.

Confidential, Atlanta, GA

VMware/Linux Systems Administrator

Responsibilities:

  • Provide 24/7 support in 99.999 environment to maintain maximum uptime and ensure server reliability in a large SAP environment using monitoring products such as SCOM and MOM.
  • Used NetBackup for backing up & restoration of filesystems.
  • Configure and maintain Host Profiles, Distributed Switch, DRS, vMotion, Sv-Motion, Resource pools, permissions, Patches, Snapshots, Tools Upgrade, disk expansion, and Templates.
  • Database Upgrade for vCenter and update manager for SQL 2005 to SQL 2008 on 2 vCenterServers.
  • Building VM’s and new Templates for new projects and allocating them to appropriate Resourcepools.
  • Build development RHEL Linux servers including JBoss/TomCat application servers, Apache/IIS webservers, MySQL and perl based solutions to assist developers.
  • Performed tier-2 and tier-3 consumer and business phone and email support for hosted services including websites, DNS, active directory
  • Build and configure JBoss/tomcat server for system, SAP, and Oracle monitoring and alert notifications across all servers in the enterprise.
  • Worked with a team of Datacenter Support to maintain OS and Hardware
  • Engineer and consolidate EMC SAN storage solution and migrate the entire RHEL bare metal environment to Net App based SAN solution.
  • Provide level high Support for ESXi Servers running on HP proliant BL460’s/620’s/680’s. IBM Blade Centers utilizing BCAMM.
  • Install SUSE directly on HP DL585/385 G5 Rack mount servers using PXE boot and ILO.
  • Establish and implement ongoing monitoring procedures with both Nagios, HPOVSD as indicated well by establishing a baseline and appropriate metrics, generating a security monitoring procedure.

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