SUMMARY

• 10 years of IT experience in large - scale enterprise implementation and support. Proficient in various aspects of Server Computing Infrastructure Management.
• Experience in Installation, configuration, and System Administration with Linux (RHEL 7/6/5/4),SuSE Linux … Solaris … HP-UX (11.x/10.x),AIX (5.x/6.x) and Windows … administration.
• Experience in building Servers using Kickstart for Linux, Jumpstart and Flash Archive for Solaris, Ignite for HP-UX and exposure to NIM for AIX installation.
• Experience in RPM Package Administration for installing, upgrading, and checking dependencies. Reconfiguring RPM database using RPM Build and creating YUMrepository in Red hat Linux.
• Experience in building Red Hat Network Satellite Server for automated installation of Linux boxes and creating image of Linux system with System Imager dat automates Linux installs.
• Experience in installation, configuration and administration of VMware based virtual servers using ESX/ESXi servers, vSphere and Virtual Center.
• Troubleshooting problems pertaining to Windows 2000/2003/2008/2012
• Planning, configuration, maintenance and administration of Windows Server Systems.
• Administering and provisioning RedHat, SUSE, and CentOS servers on IBM Softlayer Cloud, including backups and cloud storage.
• Expert noledge of public cloud providers (Amazon AWS/EC2, IBM SoftLayer, Google Cloud) and their technology offering, APIs and enterprise integration points
• Experienced with Deploying and administering OpenStack services me.e. Nova, Neutron, Swift etc. and developing OpenStack through Python.
• Knowledge and experience in supporting different databases like DB2, Oracle on AIX and LINUX
• Proficient DB administration (Oracle, DB2, Sybase and SQL) noledge for maintaining, pruning, and performing required DB tasks.
• Worked with Pacemaker and Corosync for HA and clustering of different openstack and non-openstack services like neutron, haproxy, dns.
• Developed various JSON files for passing values for creating environments and describing about the puppet modules developed.
• P2V, V2V conversions of Windows 2012 and Windows 2008 servers using Enterprise Converter.
• Extensive experience in studying existing infrastructure landscape, cloud product matching, design cloud architecture, Proof of Concepts, design improvements, cost Estimation and implementation of AWS Cloud Infrastructure recommending application migrations to public Vs. private cloud.
• In-depth AWS experience AWS including EC2, VPC (NAT, VPC Peering and VPN), Identity and Access Manager (IAM), EC2 Container Service, S3, CloudFront, Glacier, RDS, Dynamo DB, ElastiCache, Direct Connect, Route 53, Cloud Watch, CloudTrail, OpsWorks, SNS, SES, SQS, SWF.
• Implemented REST APIs using Python and Django framework.
• Worked on Python OpenStack APIs and used NumPy for Numerical analysis.
• Extensive experience designing and developing Restful APIs & SOAP web-services using Apache
• Expertise in using build tools like MAVEN and ANT for the building of deployable artifacts such as war & ear from source code. Application Deployments & Environment configuration using Chef, Puppet.
• Experience in Server monitoring, capacity planning, application monitoring with the help of Nagios, Cacti, Puppet, Splunk
• Supporting databases like Oracle, Sybase, DB2 and Oracle RDBMS.
• Integrated Jenkins with repositories like GitHub to build Automation tools (Maven and Ant), and Artifact repository for pushing successful build code.
• Imported and managed multiple corporate applications into GitHub code management repo.
• Edit and Create .yaml files for Puppet use, managing files and server configurations
• Experience in implementing and monitoring High Availability environment using VERITAS Cluster Server, Sun Cluster, Red Hat Cluster Suite and HP Service Guard.
• Developed and maintained Python /Shell scripts for build and release tasks.
• Developed UNIX shell scripts using Korn, C Shell, Bash Scripting, python and Perl.
• Experience in installing, configuring the Volume/File system management using VERITAS Volume Manager (VxVM), Logical Volume Manager (LVM), Solaris Volume Manager (SVM), Veritas File System (VxFS).
• Experience in installing, configuring and maintaining Application Servers like WebSphere and Web Logic, Web Servers like Apache HTTP and Tomcat on UNIX and Linux.
• Setup Ansible on a management server in order to automate server admin tasks and reporting.
• Discover and gain access to all Linux hosts in the environment. Create a database of the hosts in order to collect and store various pieces of system data as well as acting as the source of truth for the ansible automation.
• Extensively worked on administering NFS, NIS, NIS+, DNS, DHCP, LDAP, Mail servers, Samba Servers.
• Extensively worked on Solaris 10 Container technology, responsible for creating, configuring and maintaining ZONES and installing applications on individual zones (global and local zones).
• Performing software installation, upgrades/patches/packages, troubleshooting, and maintenance on UNIX & Linux Servers.
• Highly experienced on installation and configuration of automating tool like Puppet and Chef master server
• Deploing chef books for managing the Cookbooks
• Worked on DevOps, puppet, chef, Jenkins, Github tools.
• Experience in configuring Zettabyte File System (ZFS) pools, file systems, snapshots and clones in Solaris and Global File System (GFS) in Linux.
• Experience in installing and configuration of OpenStack.
• Experience in User & Security administration, multiple backup & recovery technologies (Snapshots, Disaster Recovery plan) and maintenance of various activities.
• Expertise in configuring IPMP (IP network MultiPathing) in Solaris and Bonding in Linux.
• Capacity planning and recommending hardware for SAN (Storage Area Network) implementation and replacements.
• Experience working on Oracle Real Application Cluster (RAC) database, which provides highly available database solutions and supported MS SQL Server and DB2 teams.
• User administration using CA Control Minder tool for Linux user accounts.
• Experience on Live Upgrade, migrating from UFS root file system to ZFS file root system in Solaris.
• Involved in Data Center Migration for P2P, V2V and P2V environments.
• Storage experience in managing NAS, EMC storage arrays and Veritas Net Backup administration (VNB).
• Extensive experience in doing backup to tapes periodically using job scheduling Crontab& at
• Services/Packages using Chef as well as AWS for EC2/S3/Route53 & ELB with Chef Cookbooks.
• Expertise in monitoring System resources and Kernel parameters to enhance the system performance.
• Extensive experience in Shell (Bourne, Korn) and noledge of HTML, Java Scripts, SQL, Perl Scripting.
• Administering operating systems, hardware, and peripheral components, and maintain databases.
• Expertise in designing and implementing LANs, WAN services and IP Addressing schemes.
• Experience working with ITIL process (Change management, release management and problem management, Remedy and working on Remedy and Managenow.
• Excellent communication, leadership, mentoring, written and problem solving skills.
• Leadership Qualities. Good Team player with proficiency at time management, multitasking, able to meet deadlines and handle priorities.

TECHNICAL SKILLS

Operating Systems: SOLARIS 2.x/7/8/9,10, Redhat Linux 6.x, 7.x, HPUX 10.20, 11.00, Windows 2000/2003 Server Family & Professional, Windows, 95/98/ME/XP/Vista/Windows7/Windows8/Windows12,IBM AIX5.1, 5.2, 5.3, AIX 6.1, TL04, TL5, TL6, TL7 TL8, AIX 7.1, TL01, TL02, TL03.

Hardware: Sun cool thread T2000, T6320,Sun EnterpriseM3000, M5000,Sun Midrange 4500, 6500, V480, V490, V880, V890,E220,E4900, Sun Entry Level x4100, x4200, x4250, x4440, V440,420R, Netra T1DELL Poweredge 1350, 1750, 1850, 2850, 6450, HP Proliant DL 360G2, DL 360G5 and DL 580, 585G2,c3000, BL 600c,DLT, AIT, DAT & CTD Backup Devices, Jukebox, Ethernet Hubs, Repeaters, Routers, LAN Testers, Cable Modems, Terminal Servers and Print Servers, DLT/DDS drives, Sun StorEdge 3510, 7110, A1000, A5200, D1000, EMC Symmetrix 8830, DMX 3, 4 arrays.

Volume and Server Management: SOLARIS VOLUME MANAGER, LOGICAL VOLUME MANAGER, VERITAS VOLUME MANAGER, ZFS and VERITAS Cluster Server Management.

Languages: C, C++, XML, PHP, PL/SQL, Shell Scripting - ksh, sh and csh, Perl, Visual Basic, FORTRAN.

Data Base Servers: Oracle 8i,9i, 9.2.x,10g on Solaris and Redhat Linux and Win NT/2000, MS SQL 7, 2000 on Win NT/2000, Sybase 12.5

Networking Protocols: SNMP, SMTP, TCP/IP, IPX/SPX, NetBEUI, OSPF, BGP, IGRP, EIGRP, PPP, SLIP, UUCP, X.25, LAN, WAN, PCNFS, ARP/RARP, FTP/TFTP, RIP, DHCP, DNS, NIS, NIS+, Automounter.

Desktop Applications: Acrobat, Paint Shop Pro, MS Office, Novell Group Wise, Corel Perfect Office, MS Works, Open Office, Photoshop, Dreamweaver, FrontPage, and many others.

Internet & WWW: Apache Web Server 1.2 and 1.3.x on Windows, Linux and Apache web server 2.x on Solaris, IIS 4.0, 5.0, 6.0, iPlanet 6.x, IBM HTTP Server 6.0 (Apache), Sun JES Web Server 6.1, WebLogic 8.x, 9.x, 10, Sendmail, Postfix, Mozilla, Webmin, SWAT, Internet Explorer and Netscape Navigator Browsers.

SecurityHardware/Software: Checkpoint 2000 VPN-1/Firewall -1 version NGX R6x, Cisco PIX version 5.1, 6.2

PROFESSIONAL EXPERIENCE

Sr. DevOps Engineer

Confidential

Responsibilities:

• Installation, Maintenance, Administration and troubleshooting of Linux, Sun-Solaris, HP-UX and AIXoperatingsystems.
• Performed automated installations of Operating System using Jumpstart for Solaris and kickstart for Linux.
• As a Linux administrator primary responsibility includes building of new servers which includes rack mounting, installation of OS, configuring of various OS-native and third party tools, securing of OS, installing, configuring &job scheduling using cron.
• Upgrade and migrating operating system from AIX5.3 and AIX 6.1 to AIX7.1 and AIX 7.1 to AIX 7.2 (preservation & migration upgrades)
• Experience in managing multiple Windows systems with Microsoft SCCM 2007/2010/2012 providing patch management, remote control, software distribution and OS deployment.
• Troubleshooting problems pertaining to Windows 2008, 2008 R2, 2012 and 2012 R2.
• Patching of 2000 AIX servers(AIX 7.1& 6.1)
• Managed deployments across various IaaS providers: AWS, Azure, SoftLayer, Oracle Cloud
• Automated Oracle Linux image building for Google Compute engine and SoftLayer with Chef, Packer, Jenkins
• Experience supporting applications installation and configurations like Apache, Iplanet, Weblogic, Websphere and Databases like Oracle, Sybase & DB2.
• Provide high end UNIX and WebSphere support for multiple other applications such as CBC, CAM, EST, XAT, BPM, INF, applications on shared WAS farms, databases on shared DB2 farms, etc.
• Experience working on Administering various AWS Services USING AMAZON AWS Console,
• Experienced in AWS command line interface.
• Deploying the OpenStack components on multimode with High availability environment.
• Expertise in integrating KVM with OpenStack and deploying VM on top of it.
• Managing and configuring Nova and Neutron nodes based on the openstack launching instances.
• Developed and Automated the Tests to validate the correctness of the Servers Configuration. Expressed in YAML Code and Used GIT to update the playbooks to the GIT repository.
• Involved in the development environment includes Windows Server 2012 R2, Power Shell 4.0, as well as web interfaces for Atlassian Stash, Crowd and Confluence. Public services included GitHub, CentOS, Ubuntu, and Chef.
• Extensive Migrating websites and contents from a Windows 2008R2 to a 2012 Windows platform.
• Administration/management of VMware, SAN, servers and core infrastructure - 2008/2012
• Maintained Volumes and File systems using VxVM / VxFS for Oracle, DB2, Sybase MySQL databases.
• RDBMS installation and support including Oracle 8i/9i/10g, DB2 UDB 7/8 SQL Server, MySQL.
• Worked on version control using Github.
• Created Ansible playbooks and executing the same as required using Python scripting language.
• Wrote Perl, shell, python scripts for automation of log activity of application process and CRON jobs.
• Extensive shell scripting in various languages (Perl, Python, sh, bash, etc.)
• Designed, Installed and Implemented Ansible configuration management system.
• Used Ansible to manage Web applications, Environments configuration Files, Users, Mount points and Packages.
• Installed and configured Windows 2012 Server with Data center requirements.
• Installed and Configure DNS, Websphere, DB2 Database and Tivoli storage manager.
• Work with DBAs on installation of DB2, restoration and performance tuning.
• Work with performance and DBAs on installation of DB2, restoration and performance issues.
• Utilized backend RESTful APIs (developed in Lumen) to perform CRUD operations from web application.
• Configured and managed Apache Web Server on Linux for web based applications using REST/SOAP, Apache and Weblogic.
• Provided cloud support, managed servers hostes in IBM Softlayer and OS33
• Administering and provisioning RedHat, SUSE, and CentOS servers on IBM Softlayer Cloud, including backups and cloud storage.
• Involved in source control management with GitHub and GitLab Enterprise level repositories. Regular activities include configure user's access levels, monitor logs, identifying merge conflicts and managing master repository.
• Write CFEngine policies to implement operational and security configuration management policies Develop AWS Cloud Formation templates (in JSON) to automate infrastructure deployments on the go.
• Developed json templates for cloud formation and ruby scripts for chef automation and contributing to our repository on github (sub version control)
• Created AWS Config and built the tools to track the configuration changes and by setting the automatic Notifications using AWS SNS
• Built AWS Resource group to group the resources by Environment.
• Deploying the Openstack components on multimode with High availability environment
• Implemented automated local user provisioning in instances created in Openstack cloud.
• Managing infrastructure with automation and configuration management tools such as Chef, Puppet.
• Installing Chef, Jenkins and Openstack, Integrating Jenkins with VMware, Open stack and Chef.
• Performed Linux OS management tasks which include installing packages using rpm and zypper, creating soft and hard links, YaST for installing and configuration on SuSE operating systems
• Extensively worked on hard disk mirroring and stripe with parity using RAID controllers.
• User administration using CA Control Minder tool for Linux user accounts.
• Involved in Server sizing and identifying, recommending optimal server hardware based on User requirements.
• Installation and configuration of Veritas Volume Manager, LVM, Veritas File System and Veritas Cluster Server.
• Installed the Operating System on Solaris and Linux servers and blades over the network.
• Built servers according to standards specified as per individual applications.
• Built virtualized Linux servers on ESX and blade servers to host multiple applications on same chassis across different server hosts.
• Automated Regression Scripts using API Rest Assured API.
• Provided support for RedHat, CentOS and Suse based Linux-based systems, network management systems, provisioning systems, storage arrays, SMS-Cs (Nagios), STPs, Firewalls, Load Balancers.
• Atlassian products JIRA Customization with Workflow Schemes, workflows, Permissions, User/Group access controls, Notifications, Screens, Fields, Issue types, various other scheme settings, post functions/validators with workflow transitions, custom configurations with add-ons/plug-in's and even more customizations with JIRA code, Jelly services and REST API.
• Deploy and monitor scalable infrastructure on & configuration management using Chef.
• Setup and Configuration of Chef Configuration Management.
• Worked on DevOps, puppet, chef, Jenkins, Github tools.
• Develop and maintain an expert level understanding of the OpenStack project ecosystem.
• Extensively worked on Configuration management tools such as Chef, Puppet for automation
• Set up Linux servers for iSCSI LUN boot instead of using local hard disks.
• Provide 24 X 7 on-call UNIX and Linux support on a rotating schedule basis.
• Set up Sun servers for SAN-through-FCP boot as against booting from internal hard disks.
• Created Filesystems from local storage as well as NFS partitions for application portability.
• Applied patches and packages on Linux servers using rpm RedHat Package Manager and yum tools.
• Ensured automatic startup of different services by using chkconfig.
• Configured Opsware on the servers for event tracking.
• Managing Amazon Web Services (AWS) infrastructure with automation and configuration management tools such as Puppet.

Environment: SUN Enterprise- E 5000/5500/6500 , AWS,Ansible,DB2,SoftLayer,Chef,puppet, SUNFIRE 3800/4800/6800 , E10K/15K, TSeries, MSeries Servers, HP-9000, rx8640, rp7420, rp8420, N-Class, L-Class, D-Class, K-Class, IBM e-Server Regatta P690, P570, RS6000,REST APIs, JSON, YAML, OpenStack, Python, Git, GitHub, Ansible, IBM/HP/DELL Blade Servers, CISCO UCS, Windows 2008, 2008 R2, 2012 and 2012 R2,Solaris 11/10/9/8, HP-UX (11.00, 11.11, 11.23, 11.31), IBM AIX (5.1, 5.3), Red HatLinux(RHEL 5/6/7), SuSELinux(11/12)

Sr.DevOps Engineer

Confidential --Orlando

Responsibilities:

• Administered 2000+LINUX/UNIX servers running Red hat Linux 4/5/6, Sun Solaris 9/10 and Virtual machines hosted on ESXi servers.
• Provisioning Windows 2003, 2008, 2012 Server Utilizing VMWare
• Installing Windows 2012 updates and migrated from Windows 2008R2 server.
• Competent scripting experience in POWERSHELL, SHELL, PYTHON, RUBY AND PUPPET Language.
• Created scripts in Python to automate log rotation of multiple logs from web servers.
• Developed unit and functional tests in Python and Ruby.
• Designing and implementation of Public and private facing websites on AWS Cloud
• Migrating from Onpremice infrastructure to AWS.
• Performed Migration and upgradation from AIX 5.3 to AIX 6.1and AIX 7.1.
• Worked AWS Command line Interface.
• Administering and provisioning RedHat, SUSE, and CentOS servers on IBM Softlayer Cloud, including backups and cloud storage.
• Provided support for RedHat, CentOS and Suse based Linux-based systems, network management systems, provisioning systems, storage arrays, SMS-Cs (Nagios), STPs, Firewalls, Load Balancers.
• Created SQL scripts to create, load and support tables for the RTP system Databases & RDBMS Oracle, MS Access, DB2, SQL Server 2005.
• Experience in integration of various data sources like Oracle, DB2, MY SQL,SQL server and MS access and non-relational sources like flat files into staging area.
• Responsibilities included designing and developing new back-end services, maintaining and expanding our AWS infrastructure, and providing mentorship to others on my team.
• Installed & configured HP-UX 10.23/11.00 with administration and troubleshooting.
• Worked in Data Center provided 24/7 supporting IBM, HP, Sun blade.
• Installed and configured Red Hat Linux, Solaris operating system using kickstart, Jumpstart.
• User administration using UNAB (UNIX Authentication Broker) and CA Control Minder tool for Linux and Solaris user accounts. dis Provides integration into company Active Directory /LDAP environment.
• Installation and configuration of Tomcat.
• Perform trouble shooting on Web and Database application like WebSphere, WebLogic db2, Informix and oracle.
• Troubleshooting WebLogic server connection pooling and connection manager with Oracle 8i, and DB2.
• Configuring the Openstack keystone, glance, cinder, swift,
• Performed virtualization project based implementations including Dockers deployments and migration to IBM's proprietary cloud, SoftLayer.
• Administration of Active Directory in Windows environment. Managing Active Directory issues such as: Logon Failures, Account Lockouts, Group Policies, Network Connectivity, DNS and WINS Name Resolution, DFS, Authentication Problems, File and Printer Permissions etc.
• Installation, Administration & Troubleshooting of Windows 2008 active directory domain controllers, sites, AD replication, Group policy, DNS, WINS, and patch management.
• Successfully integrated secure WAN interconnects to AWS, Azure, and SoftLayer
• Experience in Branching, Merging, Tagging and maintaining the version across the environments using SCM tools like Subversion (SVN), GIT (GitHub), Stash and Clear case.
• Integration Services for various tool sets like Version One, JIRA, GitHub, SVN, Stash, Jenkins, Sonar, IBM UCD, Hip chat.
• Worked on Puppet automation tool to automate SP patching, kernel upgrade, FS creation, user creation, install FTP servers, server build etc. on enterprise wide Linux VM’s. experience with GIT commands and GITHUB repository.
• Provisioning Windows 2003, 2008, 2012 Server Utilizing VMWare
• Installing Windows 2012 updates and migrated from Windows 2008R2 server.
• Integrated Openstack (Ice house) with Openstack to create software-Defined-Networking tenant and service provider network and routers.
• Knowledge on REST, SOAP services and installation of SSL certificates in Linux web servers.
• Extensive experience designing and developing Restful APIs & SOAP web-services using Apache
• Maintained high availability clustered and standalone server environments and refined automation components with scripting and configuration management (Ansible)
• Communication with team members for both Ansible Core and Ansible Tower teams to clarify requirements and overcome obstacles.
• Configuration of Vms via Ansible and Salt automation
• Mirantis Certified OpenStack Administrator.
• Excellent hands on OpenStack cloud and implementation.
• Implemented SUDO, SSH and other security tools and security compliance.
• Worked on VMware guest host operating system installation Virtual Machine server provisioning post configuration of virtual machine
• Developed and published the cloud-tool, a Python-based, dynamically programmed, platform-agnostic command-line tool to drive any Cloud APIs.
• Configured and managed Apache Web Server on Linux for web based applications using REST/SOAP, Apache and Weblogic.
• Maintained fully automated configurations on development and production environment's using Puppet.
• Automated version control developer codes and deployed through tools like Chef/puppet.
• Managing cloud infrastructure using integrated tools for efficiency, scalability such as RightScale, Puppet and IBM SmartCloud.
• Maintained VMs build using QEMU and KVM.
• Installed, configured and troubleshooting of OpenStack on Linux Servers.
• Experience on various VERITAS suite of products on RHEL and Solaris.
• Experience working on Logical Volume Management (LVM) administration on Linux. Created VGs, LVs, PVs and disk mirroring.
• Automate application deployment using Puppet, Chef and maintain System configuration with the same tools
• Large-scale Puppet implementation and maintenance. Puppet manifests creation, testing and implementation.
• Implemented automations tool puppet and worked with Chef Management tool and AWS and DevOps.
• Experience on working with Monitoring tools such as Nagios, Cacti etc.,
• High Availability using Red hat cluster and VERITAS Cluster Servers for failover and redundancy purpose.
• Administered Zones on Solaris 10, Solaris zones (containers) using utilities Zonecfg, Zoneadm etc.
• Solaris LDOM configuration and administration.
• Upgraded firmware on Oracle /SUN and IBM hardware such as X4140, M5000.

Environment: CISCO UCS, HP/IBM Blades, Windows 2003, 2008, 2012,REST APIs, JSON, YAML, DB2,SoftLayer, OpenStack, Python, Git, GitHub, Ansible, Solaris9/10, AWS,Ansible,Chef,puppet, RHEL4/5/6, M5000, T2000, T5140, SuSELinux10/11, Netra X1, X4140, X4170 SPARC T- 4 6800/4800/480 , HP-UX10.x/11.x, SunFire 6900, IBM x3550, x3650 M3, X4600, IBM series 670, p5 595, series Servers

Linux Engineer

Confidential - Milwaukee, WI

Responsibilities:

• Installation, Configuration & Upgrade of Solaris, Linux (Red Hat and SuSE), HP-UX, AIX operating system.
• Installation and configured Solaris 10 with Zone configuration.
• Experience in configuring Red Hat Cluster Suite, Veritas Cluster Serverand HP Service Guard.
• Installation of patches and other software packages.
• Configuration of NIS, NIS+, DNS, NFS, Sendmail, Samba, Apache for multiple environments.
• Monitoring System performance and do kernel tuning to enhance the system Performance.
• Setup and maintained DNS Primary, Secondary, Cache-only servers, DHCP servers and DNS clients.
• Configured various services, devices as well as applications of UNIX servers and worked with application team to customize the environment.
• Proficient DB administration (Oracle, DB2, Mongo, MySql, Sybase and SQL) noledge for maintaining, pruning, and performing required DB tasks.
• Worked together with DBA team to build the startup and shutdown scripts for DB2 databases.
• Understanding of Network protocols like TCP/IP, BGP, HSRP, NAT, IPsec and worked on configuring Hardware/Software firewalls.
• Developed Windows PowerShell script to automate setting of user credentials and activation of Windows
• Configuring, maintaining and troubleshooting Windows Server 2008 R2, SCCM 2007 / 2012 and SCOM Infrastructure.
• Extensively worked on hard disk mirroring and stripe with parity using RAID controllers.
• Installation and configuration of Veritas Volume Manager, LVM, Veritas File System and Veritas Cluster Server.
• Creating and maintaining Users, Disk space, LVMs and Process Monitoring in Linux.
• Package management using RPM and errata using UP2DATE in Linux.
• Experience in Setting up and configuring Install Server, Configuration Server and Boot Server for Kickstart process & performed Kickstart to install OS on Several workstations
• Experience with Volume creation resizing and troubleshoot to the client's development/production environment using Veritas volume Manager.
• Managed Physical and Logical volumes, Volume Groups in Linux.
• Application & Production Support and on call support.
• Troubleshooting hardware, software and configuration problems for various protocols and topologies.
• Updated & Running the various source codes for migration & updating follow-up the release management.
• Creation of users, mounting home folders and respond to general user queries regarding mounting issues.
• Configured NIS Master and Slave servers and NIS clients.
• Analyze, review and alter existing network to increase operational efficiency or adapt to new requirement.
• Co-ordinate with Backup Operator regarding daily backups, monitoring backup servers and perform database, application and system backup in the absence of the backup operators.

Environment: Solaris 8/9/10, Red HatLinux, OpenStack, Windows Server 2008,Python, SuSELinux,DB2,SoftLayer, HP-UX and AIX, VERITAS Volume Manager, VERITAS NetBackup, Veritas Cluster Server, Red hat Cluster Server.

Linux Administrator

Confidential - Concord CA 

Responsibilities:

• Installation, Configuration & Upgrade of Redhat/SuSE Linux, Solaris and HP-UX operating system.
• Configuring NFS, NIS, NIS+, DNS and LDAP.
• Worked on Data Center Migration Project. Migrated Linux/Unix Servers from one data center to other data center with minimal downtime.
• Installing and configuring windows 2003 and windows 2008 server.
• Deployed the Windows Server 2008 R2 operating system using a Microsoft Deployment Toolkit (MDT) and Windows Automated Installation Kit (Windows AIK).
• Worked on Bulk loader errors for IBM DB2 content manager databases.
• Worked on making DNS entries to establish connection from server to DB2 database.
• Excellent in Configuring and Administering NFS, SMTP, DHCP, samba in heterogeneous environment.
• Performed automated installations of Operating System using Kickstart and Jumpstart for Linux and Solaris.
• Configured and used yum repository for packages and patches installation in Linux environment.
• Worked on Installation and configuration of VMWare ESX servers.
• Installation and configuration of Logical Volume Manager, Veritas Volume Manager, Veritas File System, Veritas Cluster Server.
• Extensive use of volume management tool using Veritas Volume Manager to create disk groups, volumes with RAID architecture and layered volumes.
• Worked on Solaris 10 container technology, created local and global zones, modified local zone parameters, created file systems on local and global zones.
• Created Zettabyte file system (ZFS) in Solaris 10. Exported ZFS from local zones to local zones.
• Good working experience with Redhat Satellite Server for upgrading and patching Linux Servers.
• Expertise in setting up SystemImager software for automated installation, software distribution, configuration changes and operating system updates to a network of Linux Machines.
• Experience in Redhat Cluster Suite and Global Filesystem, Redhat Network Satellite Server.
• Creating Metadevices, soft partitions, mirroring the devices and metasets.
• Space allocation to the metadevices, detaching and clearing the devices if not in use.
• Troubleshooting and building high end servers and midrange servers.
• Performed automated installations of Operating System using Jumpstart for Solaris, kickstart for Linux and Ignite for HP-UX. forLinuxand Ignite for HP-UX.

Environment: Solaris10/9/8,LinuxRHEL 5, SuSELinux10.x, Sun Fire 6800/E6500 Server, E10K/25K, T2000/T5000, M5000, HP L/N/RP series, IBM Power 570, p5 505 Express servers,DB2, Ubuntu 6.x/7.x, Apache, SAN EMC/HP/Hitachi, Veritas Volume Manager, VCS, Veritas Netbackup, windows 2003 and windows 2008 server.