SUMMARY:

• Experienced Red Hat Enterprise Linux 5/6/7, Windows Server 2003/2008/2012, VMware ESXi 3/4/5/6, Amazon EC2 Cloud Systems Administrator wif Telephony based Technical Support to assist and provide clients wif teh best possible uptime and to reliable and accurate communication to get tasks completed.
• Expertise in deploying various Red Hat Enterprise Linux/Windows Server builds both Physical and Virtual on HP/CISCO/Dell Hardware running ESXi utilizing Satellite and Puppet/Cobbler servers.
• Experience in RHEL/Windows Server provisioning, Upgrades, Patching, Configuration and Performance Tuning in Linux, and VMware environments.
• Expertise in designing build/configure documentation related to Red Hat Enterprise Linux via Spacewalk/Satellite/Kickstart/Puppet/Cobbler servers.
• Expertise in teh area of Virtualization wif Installation, Configuration and Administration of VMware ESXi 4.1/5.0/5.1/5.5/6.0 and vCenter Server 4/5/6.
• Experience building a presentation to present teh design of hosting architecture on Amazon EC2 public/private clouds to deploy all teh VM’s.
• Expertise in deploying AWS EC2 RHEL AMI instances in public/private clouds and configuring security profile to allow teh AMI to access a private security network group.
• Experience building a presentation to present teh design of hosting architecture on Amazon EC2 and deploy all teh VM’s.
• Expertise in configuring AWS EC2 Elastic Block Store to meet storage demands and configure storage availability.
• Expertise in configuring Apache Web Servers and WebSphere, WebLogic and Tomcat Application servers on Amazon EC2 AMI and configured EC2 load balancing to provide redundancy and uptime.
• Experience in analyzing Memory Leaks, JVM heap settings and tuning in JBoss, Tomcat Application Server.
• Automated infrastructure and Deployed applications using tools like Puppet, Chef and Ansible.
• Expertise wif Infrastructure as a service architecture design and implementations.
• Experience configuring JDBC Connection Pool and Multi - pool wif JBoss, Tomcat, WebLogic Application Server and MySQL and Oracle 11g.
• Expertise in advanced features ofESX/ESXi 4/5, vMotion, Storage vMotion, HA,DRS,and Update Manager.
• Experience deploying and managing Logical Volume Manager and Veritas Volume Manager for disk partitioning and creating LVM/VxVM volumes.
• Expertise in creating bash/perl scripts to perform change control automation, close teh security ports and assist wif daily duties for help desk teams.

TECHNICAL SKILLS:

Hardware: HP Proliant DL 585 G6/G7, HP C-7000, BL 460 G6/7Cisco UCS B200’s B250’s M1’s M2’s, Dell R-900, R-710’s

Server OS: Windows Server 03/08, Red Hat 4/5/6, SUSE 11.1

Virtualization: VMware ESXi 3.5/4/5 vSphere & Configuring DRS, HA, P2V.

SAN Tools: PowerPath, Navisphere, NetApp Filers, OnCommand Manager

EMX VMAX, VNX, Net App 6240s:

Database: MSSQL, MySQL, Oracle

File System tools: LVM, Veritas Volume Manager

Network Servers: DNS, DHCP, NIS, NFS

Web Server: Apache & IIS

Scripting: Shell, Perl

PROFESSIONAL EXPERIENCE:

Confidential, Pittsburgh, PA

Sr. Linux Systems/Cloud/VMware Systems Administrator

Responsibilities:

• Installed and configured several hundred Red Hat Enterprise Linux 5/6/7 Servers in both Physical Blade and VMware ESXi Virtual Environment.
• Deploy and Configure Red Hat Satellite Server 5.4/Spacewalk, including creating maintaining any customized kickstart configuration channels to deploy RHEL.
• Installing and updating packages using YUM (custom YUM Servers/repositories), Red Hat Satellite Server.
• Configuring and Administering SSH, SFTP, HTTP, SMTP, NFS, DNS, NIS, NIS+ and LDAP on RHEL/OEL server environment.
• Configure and maintain WebSphere/Apache/Oracle 11g 3-tier applications in Virtualized environment
• Used Ansible as DevOps tools and Git as SCM tool to automate teh deployment of infrastructure.
• Configure Amazon Route 53 for Public Server DNS access and configured security group to allow access to teh AMI using teh defined ports.
• Monitor Amazon EC2 instances, Amazon EBS Volumes, Elastic Load Balancer and Amazon RDS using Amazon Could Watch.
• Configure AMI Tomcat clusters using Amazon Elastic Beanstalk and assisted in Deploying Apache/Websphere/WebLogic Application Servers on Amazon EC2.
• Administered teh RHEL 5.x/6.x consisting of Hadoop, Cassandra and MQ clusters in a cloud based environment.
• Resource management and provisioning for 30 Hadoop clusters, scalable monitoring, performance analytics and alerts, and distributed concensus services.
• Provide 24/7 support to Middleware application servers (Weblogic, Tomcat, JBoss), Webservers (Apache, IIS, Oracle IPlanet) and Database servers (Oracle RAC, DB2, MS SQL, MySQL).
• Installed WebSphere Application Server 6.x/7.x/8.x, WebSphere Portal Server 5.x/6.x/7.x and Websphere MQ's in Dev/QA/Prod environments, Deployed applications in all teh environments.
• Setup and Configured Red Hat Satellite, Spacewalk, Puppet/Cobbler and Kickstart Servers for Red Hat Enterprise Linux/CentOS 5/6 installs and RHN Push Updates.
• Configure Windows Multipathing policies to configure multipathed LUNs from NetApp FAS Solutions 6240, 6080’s, 3270’s, 3070’s
• Provide 24/7 production support in a 99.999 environment to maintain maximum uptime and ensure server reliability in a large enterprise environment using monitoring products such as SCOM, Solar Winds and HPOM.
• Deploy SCOM agents across Windows and Linux Servers as part of daily build process.
• Deploy Amazon EC2 AMIs using AWS Management Console and leveraging Amazon EC2 Command Line Interface to deploy Linux Servers for Private and Public Clouds.
• Create and Setup monitoring bash shell script to monitor system resources, logs, disk usage, scheduling backups and restore.
• Provide Level 2 and 3 support for all RHEL/Windows servers running on a combination of HP/IBM/Cisco hardware.
• Created various Cisco UCS service profile templates and service profiles based on teh requirement for VMware ESXi v4/5, RHEL 5/6 and Windows 2008 R2 Deployment.
• Installation of ESXi 5/5.1/5.5 Hosts, vCenter Server, vCenter update manager and administering VM’sacross 3 Datacenters running 3000+ VM’s.
• Preserved Windows server integrity and 99.99% ‘up time’ to minimize any negative impact to clients’ business

Confidential, Atlanta, GA

Sr. Linux/Cloud/VMware Systems Administrator

Responsibilities:

• Worked wif a team of Datacenter Support to maintain OS and Hardware.
• Build development Linux/LAMP servers including webservers, MySQL and Perl based solution to assist developers.
• Deploy Amazon EC2 AMIs using AWS Management Console and leveraging Amazon EC2 Command Line Interface.
• Install RHEL directly on HP DL585/385 G5 Rack mount servers using PXE boot and ILO.
• Solve day to day troubleshooting related to Network, Resource Allocation and Resource Availability.
• Maintained user account management, configured servers to register wif Red Hat, Network (RHN) Satellite Server/Spacewalk, monitored servers - workload assessment, service console monitoring
• Engineer and consolidate EMC SAN storage solution and migrate teh entire Windows bare metal environment to Net App Based SAN solution (MPIO).
• Responsible for 1800+ servers for multiple site - Operating system, Active Directory, Security, SCOM, DNS, DHCP, Shares, Disk quotas, DFS
• Provide level high support for ESXi servers running on HP ProLiant BL460’s/620’s/680’s, IBM Blade Centers utilizing BCAMM.

Confidential, Pontiac, MI

Red Hat Linux/Windows Server/Virtualization Systems Administrator

Responsibilities:

• Managed systems configuration and maintenance, problem troubleshooting, system and program security, applications and program management, planning and directing upgrades, and testing operations to ensure optimum system functionality.
• Assisted various senior level linux architects in installing, configuring and managing Red Hat Enterprise Linux 4.
• Create and Setup monitoring bash shell script to monitor system resources, logs, disk usage, scheduling backups and restore.
• Resolved and completed various maintenance tasks on UAT/Production servers and Apache software issues.
• Setup environment based sudo permissions to allow developers to perform day to day activities including running start/stop scripts in development environment.
• Completed various storage based change controls which required storage resource allocation by requesting LUNS be provided by teh Storage Group.
• Creation of templates from VMs and Creation of VMs from templates