SUMMARY:

• 8+ years of specialized experience in Unix/Linux System Administration, Network Administration and Application Support working on RedHat Linux 4.x/5.x/6.x SUSE Linux 10,11, IBM AIX 4.x/5.x/6.x/7.x, Sun Solaris and HP - UX 11.x environments.
• Worked with REDHAT 6 6.5 6.6 and 7
• Experience in building Servers using Kickstart in Linux, NIM in AIX, Ignite process in HP-UX, Jumpstart in Solaris, Manual installations.
• Experienced in Installs, Upgrades, Patches, Configuration, performance tuning on UNIX and system software & hardware
• Experience in installation, configuration, backup, disaster recovery, maintenance, and support of Several Unix/Linux Servers.
• Experienced in implementing Puppet, Chef.
• Excellent hands on experience, in web servers such as Apache Tomcat, IIS, IBM HTTP Server and IPlanet.
• Migrated Apache from 1x to 2.4.10 and Tomcat from 6x to 7.0.55
• Fast-provisioning and configuration management for Ubuntu using Cloud Formation and Chef on Amazon Web Services.
• Experience in using configuration management tools like Chef, Ansible and Puppet.
• Good working experience with Red hat Satellite Server for OS upgrading and patching RedHat Linux and AIX Servers.
• Expert level proficiency in Development using Puppet/Chef GitHub - Especially automation of Middleware, OS Automation Experience a Plus.
• Hands on expertise in recovering files and large volumes where AWS EBS volumes attached.
• Stop/Start, troubleshoot and maintain AWS EC2 instances on Amazon's GovCloud and Primary Cloud.
• UNIX support for HP-UX 9000 servers
• Experience on .NET and build automation and unit testing scripting and maintaining code repository and create, document and manage our branching and merging patterns.
• Main point of contact for HP-UX system issues for all company locations
• Tracking the Application Work flow in the Back end which are running on Oracle DB
• Puppet automation, installing and configuring puppet 3.x server and agent setup, developing IHS, Web Sphere MQ 7.0, Web Sphere Application Server Automation, Apache solr 4.x/5.x Jenkins, foremen.
• Well in shell scripting automation of MQ, WAS puppet, foreman Cloud forms.
• Linux-based Virtualization implementations such as VMware, Oracle Virtual Machine, and Xen.
• Expertise in creating VM Templates, cloning and managing Snapshots
• Experience in virtualization concepts like cloning, deploying from OVF templates and VMOTION in VMware.
• Installed and deployed the KVM containers for the Openstack Cloud.
• Installed and deployed the VMware ESX containers for the VM cloud and Vsphere.
• Experience in AIX virtualization such as LPAR's.
• Linux-based Virtualization implementations such as VMware, Oracle Virtual Machine, and Xen.
• Expertise in configuring and administering NIS, NIS+, NFS, DNS, LDAP, DHCP, Mail Servers and web servers like Apache HTTP & Tomcat in heterogeneous environments.
• Experienced in implementing Puppet, Chef Experience in using configuration management tools like Chef, Ansible and Puppet.
• Experience in Setting up Chef Workstation, Working with Chef Cookbooks, Chef Recipes, Chef Attributes and Ohai.
• Installed and configured ORACLE database on all flavors of UNIX.
• Experience in implementing High Availability Solutions using VERITAS Cluster, HP Service Guard and RedHat Cluster Server.
• Docker installation evaluation and testing, AWS installation evaluation and testing
• Build about 50 Linux servers in a cloud environment using AWS EC2.
• Implemented day-to-day tasks in RedHat Linux, AIX and Solaris include upgrading packages, kernel, and drivers.
• Experience in Creation and managing user accounts, security, rights, disk space and process monitoring in RedHat Linux and Solaris and AIX.
• Extensively involved in configuring & administering Net Backup clients, SAN Devices, EMC Storage.
• Experience in writing shell scripts to automate the administrative tasks and management using cron and at.
• Wide experience in maintaining/tuning/upgrading Web logic/Web sphere/JBoss and Web based applications like Java & Tomcat/Apache.
• Experience in Installation of Oracle, MS SQL Server and MYSQL.
• Experience working with YUM server and Redhat satellite server
• Familiar with security compliance and Go-Live scan life cycle
• Experience in identifying the bugs and working on fixes with vendors and preventative maintenance
• Experience working with production and 24 x 7 on call environments.
• Scripting done in korn, bash, csh and perl for automated tasks.
• Experience working on change tickets via tools like Remedy and Service Now.

TECHNICAL SKILLS:

Operating Systems: Red Hat Linux ES & AS, IBM-AIX, HP-UX, Windows, VMware ESX/ESXi

Hardware: SUN Enterprise … Sun Fire (280R, V480, 3800, 4800, 6800), T Series, M Series, IBM RS/6000, P Series (520, 550, 570, 575, 590, 595, 630, 650, 670, M80, S80, H70 and H80),IBM P Series, IBM ESS (Enterprise Storage Server), DS8000, IBM 3494, 3583 HP DL (380s and 580s), DELL Power Edge …

Programming Languages: UNIX Shell Scripting (Ksh/Bash), Perl, Oracle PL/SQL

Web/Application Servers: Apache Server, Tomcat, iPlanet, JBoss, Web Sphere Application Server, IBM HTTP Server, Web Logic Server, HTML, DHTML, XML

Cluster: Veritas Cluster Server, Redhat Cluster Server, HP Service Guard

Applications: Remedy, Service Now, HACMP, Samba, Tivoli (TSM), Nagios, Tripwire, VERITAS Netback up, Veritas Volume Manager, LVM, EMC Powerpath

Networking: TCP/IP, NIS, NFS, DNS, DHCP, Cisco Routers/Switches, WAN, SMTP, LAN, FTP/TFTP

RDBMS: IBM UDB2, Oracle 8i/9i/10g, MS-SQL Server 7.0/6.5 and MS-Access 97/95

WORK EXPERIENCE:

Sr. AWS/Devops Engineer

Confidential, IL

Responsibilities:

• Installation, configuration and upgrade of Redhat Linux 5/6, AIX 6/7, SUSE 11, HP - UX, Solaris operating systems.
• Configured and installed AIX, and Redhat Linux Servers using NIM, Kickstart.
• Expertise in creating VM Templates, cloning and managing Snapshots
• Remote monitoring and management of server hardware.
• Worked with REDHAT 6 6.5 6.6 and 7
• Design and create Oracle DB objects such as tables, indexes, views, types etc.
• Created Database tables and DB on MS SQL Server as part of functional testing for PHINMS.
• Responsible for Installing, configuring, and supporting Apache and Tomcat servers.
• Transitioned from Websphere to Apache HTTPD and Tomcat.
• Migrated Apache HTTPD from 2.4.6 to Apache HTTPD 2.4.10.
• Configuring and Networking of Virtual Private Cloud (VPC).
• Build Java code and .NET code on to different Jenkins servers as per the schedule.
• Supporting infrastructure environment comprising of RHEL and Solaris.
• Involved in migration activities using Red Hat LVM, Solaris LVM, Veritas and EMC Open Migratory.
• Installation of OAS (Oracle Application Server) on Solaris 9 and its configuration with oracle database.
• Installed Solaris 10 Operating System on servers and Blades over the network.
• Installed and configured ORACLE database on all flavors of UNIX.
• Created PowerShell script that monitored Oracle Enterprise Manager Status and emailed results.
• Docker installation evaluation and testing, AWS installation evaluation and testing
• Used, vim and sublime editors for developing Chef recipes and puppet classes, Creating puppet class ordering defining reusable methods.
• Creating user stories converting them in to puppet resources for Alfresco, Solr, zookeeper, inline template usage ServiceGuard failover cluster configuration under HP-UX
• Custom software migration support from HP-UX to SLES
• Provided HP-UX 11i support for HP-UX Integrity rx6600 and rx4640 servers
• Build new HP-UX Integrity servers and Windows 2003 servers
• Well versed in developing bash shell scripts, Python ruby on rails, Puppet and chef DSL, creating recipes in chef, cookbooks.
• Experience in cloud computing technology AWS(Amazon Web Services).
• Installation and administration of DNS, NIS, NFS, NTP, Samba, SNMP & DHCP servers.
• Package management using RPM, YUM and UP2DATE in Red Hat Linux.
• Maintaining all the LINUX server hosted on AWS with different Clouds.
• Monitor operational and performance metrics using Cloudwatch for AWS clouds.
• Installation, maintenance, monitoring of AWS AMI, EC2 Instances, also take care for S3 Storage, Network VPC and other AWS tools.
• Installed and deployed the VMware ESX containers for the VM cloud and Vsphere
• Experience working in VMware ESX (VSphere) 4.x, 5.x hypervisor for virtualization and installed different OS such as Linux (RHEL), SUSE, Windows.
• Migration from IBM Cast Iron to Mule ESB framework.
• Tightly integrated the Mule ESB with different application.
• Worked on DevOps tools like Jenkins, Maven for Build Management and puppet, chef and Ansible for Configuration Management SVN/GIT for Version Control and Nagios, splunk for Monitering and Log Management.
• Setup open source Chef server in dev environment and wrote chef cookbooks.
• Converted about 25 puppet modules to chef recipes.
• Design, develop and test ESB infrastructure on the TIBCO platform.
• Performed Vmotion using the VCenter 5.0 on the ESX machines for migrating the VMs online.
• Configured and deployed patches, upgrades, bug fixes on both physical and virtual Red Hat Linux servers using satellite servers
• Ability to write Shell & Perl scripting.
• Worked on Grub, PXE boot, Kickstart, Packages, Yum, RPMs, LVM, Boot from SAN, file system configuration
• Worked on SAN, NAS and DAS storages with HBA card configuration and different level of RAID configuration.
• Troubleshooting and configuration of Local and Network based printers.
• User, Group Administration and Advanced File Permissions.
• Patch management of servers and maintaining server's environment in Development/QA/Staging/Production
• Maintain security for the networked environment while allowing users to access all data and software remotely.
• Worked with various vendors for setting up the testing-lab.

Environment: RHEL 6.x/5.x, AIX 6/7, SUSE 11, VMware, IBM/HP blade servers, WAS 5/6/7/8, Logical Volume Manager, Veritas net backup, SAN Multipathing (MPIO, HDLM, Powerpath), VM ESX, VM vSphere

Sr. AWS/Devops Engineer

Confidential, CA

Responsibilities:

• Installation, configuration and upgrade of Redhat Linux 5/6, AIX 5/6, Cent OS 5.8, HP - UX, Solaris operating systems.
• Configured and installed AIX, Solaris and Redhat Linux Servers using NIM, Jumpstart, and Kickstart.
• Remote monitoring and management of server hardware.
• Installation and administration of DNS, NIS, NFS, NTP, Samba, SNMP & DHCP servers.
• Perform Enterprise Security Management (ESM) upgrades on Solaris and Linux environment and add the ESM managers to the servers
• Build Java code and .NET code on to different Jenkins servers as per the schedule.
• Migrating J2EE, PHP, .NET, and Cold Fusion applications to UNIX and Windows environments by configuring application via IDE Eclipse, Subversion, and AnthillPro.
• Configured Apache HTTPD and tomcat to fix new POODLE SSLv3 and SSLv2 vulnerability issue in Red Hat
• Upgraded Apache and Tomcat in NPE servers to latest version, configured and tested successfully.
• Upgraded Apache and Tomcat in Production servers to latest version, configured and tested successfully.
• Modified existing codes and developed PL/SQL packages to perform Certain Specialized functions/enhancement on oracle Application.
• Puppet Installation setup and full fledged automation for Solr Alfresco.
• Provision EBS storage from AWS S3 bucket to LINUX instances.
• Manage snapshots and volumes created from AWS for Oracle DB hosts.
• Well versed in planning, designing, developing infrastructure automation puppet and chef, for build and release process Upgraded three servers from HP-UX 11.23 to HP-UX 11.31.
• Directed Progress Open Edge databases on HP-UX. Created, backed up, restored, and upgraded Progress databases.
• Implemented HP-UX SAN using EMC CX700 Clariion
• Developed UC4 Schedule based ESB Services to integrate RMS Retail system.
• Developed Real time based ESB Services to integrate DCM system.
• Collaboratively work with other teams to wrap/extend services and events to be ESB-aware.
• Shell scripting/some Ruby stuff for writing Chef recipes . penldap client deployment via scripts/chef recipes.
• Learned, Configured, and Worked on Amazon Web Services (AWS)
• Build about 50 Linux servers in a cloud environment using AWS EC2.
• Package management using RPM, YUM and UP2DATE in Red Hat Linux.
• Installed and administered Tripwire applications in tier 2 and tier 3 environments.
• Installed and deployed the KVM containers for the Open stack Cloud.
• Installed and deployed the VMware ESX containers for the VM cloud and Vsphere
• Worked closely with Cloud teams to build and deploy VM's using Open Stack and VMware.
• Monitored file systems usage, modifications and deletions using tripwire.
• Worked with audit teams and provided them with the File system modifications using tripwire tool on various distributions of UNIX.
• Experience working in VMware ESX (VSphere) 4.x, 5.x hypervisor for virtualization and installed different OS such as Solaris, Linux (RHEL), Windows.
• Performed Vmotion using the VCenter 5.0 on the ESX machines for migrating the VMs online.
• Managed patching for Linux & Windows Servers.
• Ability to write Shell & Perl scripting.
• Worked on SAN, NAS and DAS storages with HBA card configuration and different level of RAID configuration.
• Troubleshooting and configuration of Local and Network based printers.
• User, Group Administration and Advanced File Permissions.
• Maintain security for the networked environment while allowing users to access all data and software remotely.
• Worked with various vendors for setting up the testing-lab.

Environment: RHEL 6.x/5.x, AIX 5/6, Cent OS 5.8, Solaris … VMware, Jboss AS 5/6/7, WAS 5/6/7/8, Logical Volume Manager, IBM/HP blade servers, Veritas netbackup 5.x/6.0, SAN Multipathing (MPIO, HDLM, Powerpath), VM ESX 3.x/2.x

Sr. AWS/Devops Engineer

Confidential, IL

Responsibilities:

• Evaluate, install, test, configure, maintain, tune, and troubleshoot Solaris 9/10, Red Hat Linux AS 4/5, SUSE 10, HP - UX AIX 6.1/5.3 operating system software and third party commercial off-the-shelf (COTS) products with primary responsibility being for the UNIX operating systems.
• Used Mule ESB for application integration and deployed mule applications.
• Development of Integration, Routing, Transformation and Service hosting flows using Mule ESB.
• Extensive use of Logical Volume Manager (LVM), creating Volume Groups, Logical volumes and disk mirroring in HP-UX, AIX and Linux.
• Installed and configured Apache Tomcat 3.x, 4.x
• Created an AWS RDS Aurora DB cluster and connected to the database through an Amazon RDS Aurora DB Instance using the Amazon RDS Console.
• Configured an AWS Virtual Private Cloud (VPC) and Database Subnet Group for isolation of resources within the Amazon RDS Aurora DB cluster.
• Administered and Monitored Apache Tomcat 3.x, 4.x
• Worked on migrating data from EVA, XP to 3-PAR Storage on Linux.
• Package management using RPM, YUM and UP2DATE in Red Hat Linux.
• Extensively worked on tools like Veritas Volume Manager (VxVM) and Veritas file System, Logical Volume Manager (LVM), Solaris Volume manger (SVM).
• Experience in building Servers using Jumpstart in Solaris, Kickstart in Linux, Ignite process in HP-UX and Manual installation.
• Used Oracle Export/Import utilities to migrate data from Oracle 8.1.7.4 database on HP-UX B.11.00 to Oracle 10.2.0.5 database on HP-UX B.11.31; Used RMAN backup/restore scripts to load data from the primary database on HP-UX B.11.31 into the remote standby database on HP-UX B.11.31.
• Developed data synchronization scripts using Oracle 10.2.0.5 SQL, PL/SQL on HP-UX B.11.31 thru
• Configuration and administration of DNS, LDAP, NFS, NIS, NIS+ and Sendmail on RedHat Linux.
• Installed and deployed the KVM containers for the Openstack Cloud.
• Installed and deployed the VMware ESX containers for the VM cloud and Vsphere
• Worked closely with Cloud teams to build and deploy VM's using Open Stack and VMware.
• Good working experience with Redhat Satellite Server for upgrading and patching Linux Servers.
• Experience working in VMware ESX (VSphere) 4.x hypervisor for virtualization and installed different OS such as Solaris, Linux (RHEL), Windows.
• Performed Vmotion using the VCenter on the ESX machines for migrating the VMs online.
• Installed and administered Tripwire applications in tier 2 and tier 3 environments.
• Worked with audit teams and provided them with the File system modifications using tripwire tool on various distributions of UNIX.
• Managed Patching and worked on Firmware Updates for Blades and Enclosures.
• Creating met devices, soft partitions, mirroring the devices and metasets.
• Analyze, troubleshooting, and resolve RedHat Linux and Server HW, Network problems in a Production Server environment.
• Experience working with production and 24 x 7 on call environments.

Environment: RHEL 5.x/4.x, SUSE 10, IBM/HP blade servers, Web sphere 5.x/6.x, Apache … planet, Oracle … Logical Volume Manager, VERITAS netback up 5.x/6.0, SAN Multipathing (MPIO, HDLM, Power path), VM ESX

Systems Administrator

Confidential, MN

Responsibilities:

• Installation, configuration and upgrade of Solaris 9/10, Red hat Linux 3/4/5, SUSE 10, HP - UX 11i, AIX 5.3 operating systems.
• Configured and installed Solaris, HP-UX and Redhat Linux Servers using jumpstart, Ignite, and Kick start.
• Worked on installing and configuring VMware/ESX Servers for virtualizations.
• Extensive use of Logical Volume Manager (LVM), creating Volume Groups, Logical volumes and disk mirroring in HP-UX, AIX and Linux.
• Extensive experience working on Solaris Volume Manager, creating Metadevices, Soft partitions, Mirroring the devices and Metasets. Space allocation to the Metadevices, detaching and clearing the devices if not in use.
• Create automated Jumpstart environment for Solaris standard builds for WEB, APP and DB servers.
• Supported Oracle RAC (Real Application Cluster) Servers running on Linux with GFS and Solaris with SFRAC.
• Experience working in VMware ESX (VSphere) 4.x, 5.x hypervisor for virtualization and installed different OS such as Solaris, Linux (RHEL), Windows.
• Analyze, troubleshooting, and resolve RedHat Linux and Server HW, Network problems in a Production Server environment.
• Automation of admin tasks with Shell Scriptingsed/awk/perl
• Proficient in Networking and configuring TCP/IP, DNS, NFS, NIS, NIS+, SAMBA, LDAP, SSH, SSL, SFTP, SMTP, SNMP, SCH. system (NFS), and server message block (SMB), Simple Mail Transfer Protocol (SMTP), secure shell (SSH) and Network Time Protocol (NTP).
• Installed and Upgrade VIOS 1.5, 2.1.2.2 server on IBM power5/power6 p-Series servers.
• Developed Shell scripts (Korn/Bourne) for automating the batch jobs and for taking backups.
• Restore the backup of production file systems onto dev box using IBM LTO3.
• Configured ether channel adapter on multiple VIO clients LPAR
• Supported for IBM p6/p5- (595, 560, 570, 550, 520, 510, 55A, 505), RS6000 servers running IBM AIX 5.3 and AIX 6.1 in virtualized environment.
• Provide 24*7 production support and performed weekend changes during maintenance window.
• Extensively hands on experience for troubleshooting LVM and system management.
• Installed and administered Tripwire applications in tier 2 and tier 3 environments.
• Package management using RPM, YUM and UP2DATE in Red Hat Linux.
• Responsible for Daily Backup maintenance through Tivoli Storage Management (TSM).
• Administrative scripting with Perl and Shell.
• Communicate with the user community and co-workers to assess needs, resolve problems, and provide technical assistance where necessary relating to UNIX administration functions, and software running on UNIX platforms such as Apache, WebSphere and Oracle9iAS and COTS third party software.

Environment: RHEL 5.x/4.x, SUSE 10, Solaris 8/9/10, HP … G3, G4, G5, Dell Power Edge, IBM/HP blade servers, Websphere 5.x/6.x, Apache … iPlanet, Oracle … Logical Volume Manager, Veritas net backup 5.x/6.0, SAN Multipathing (MPIO, HDLM, Powerpath), VM ESX 3.x/2.x, IBM AIX 5x/6x, IBM power server (P795, P770, P750, p740, P595, P570, P560, P560 P550, p520, p510, p55A, p505, p620, p650, p655, p670, p690), RS 6000. IBM SSA, LTO 2/3 tape library, CISCO Switches, Dell x86.

Systems Administrator

Confidential, St Louis, MO

Responsibilities:

• Installation, Configuration and Upgrade of Solaris 9/8, HP - UX 11.0, AIX, Redhat Linux 4 operating system.
• Performed setup, installation and configuration of Solaris 8 with NIS, NIS+, NFS and DNS facilities.
• Worked on DNS. Was involved in the configuring Master and Slave Servers for the domain and making Zone files.
• Expertise in Package and Patch administration for installation of patches and package applications as per the company policy.
• Performed setup and configuration of Install Server, Configuration Server and Boot Server for Jumpstart process on multiple Servers.
• Experience in configuration of Veritas Cluster Server Sun Cluster 3.0/2.2, fail over test of VCS groups, adding/modifying VCS resources such as File Systems.
• Administered tasks like user and password management, allocating quotas to users as well as system startup and shutdown, monitoring and partitioning.
• Experience of Storage Area Network (SAN).
• Resolved day-to-day end user issues using Ticketing Tool Remedy.

Environment: Sun Solaris (2.7, 8, 9), AIX (4.2), HP-UX (11.0), … Sun Ultra E … Sun Fire … HP-9000, RS-6000, DELL/IBM/HP Blades, VERITAS Foundation Suite