SUMMARY:

• Over 15 years of experience in Linux/Devops Administration, Worked on mission critical and Enterprise applications, HA cluster solutions and SAN.
• 3 Years of Experience as a DevOps Engineer on, Cloud Architecture, Automation and Deployment in CD and CI Environment.
• Experience with automation/configuration management using Ansible, chef & Puppet .
• A working understanding of code and script (PHP, Python, Perl and/or Ruby)
• Maintaining highly reliable 24 /7 Linux production servers for internal, global and AWS EC2 instances.
• Administered and Implemented CI tools Jenkins for automated builds and Configured and Administered Nexus Repository Manager.
• Expertise in Querying RDBMS such as Oracle, MY SQL and SQL Server by using PL/SQL for data integrity.
• Using Jenkins pushed the code to Gitlab. Where code is written in Ansible, for Server Builds.
• Managing Nagios, Cacti and Cloudwatch for monitor critical system health, performance, security, disk usage..... Etc.
• Integrated Jenkins with Ansible, for Patching Linux Servers across the Environment.
• Experienced in managing Puppet Resource Types for automating configurations and packages among different nodes on different flavors of Operating Systems using Puppet.
• Experienced in Puppet Nodes Live Management using Orchestration tool MCollective.
• Proficiency in installing and managing Chef Server and Workstations and Developing Recipes and Cookbooks.
• Experienced in creating Roles and Roles Directory in Chef - Repo.
• Profound in automating configurations using Chef in both Physical and Cloud environments.
• Experience working on Docker Containers, Dockerized the applications on containers, so that Developers using them don’t have to install and configure complex databases.
• Using Jenkins to update inventory file for Ansible from IMT database.
• Installation, support of applications and new projects for specific business needs.
• Maintain internal data center and AWS servers for 100% uptime. Expertise in installation, configuration, upgrades, migration, troubleshooting, performance tuning and management and administration of high-end servers T3, M5000, M4000, M3000 series servers and worked on DELL PowerEdge 1850 and 1750.
• Coordinate and implement change records as a result of trouble tickets and 2nd /3rd level in-depth support for hardware and OS diagnostics.
• Manage and configure AWS services as per the business needs (ELB, SNS, EC2, Route53, S3, RDS, CloudWatch, IAM, SNS, VPC,, SES, ETC)
• Strong on cloud based solutioning,Exposure of SAAS, PAAS and IAAS .
• Worked as both technical and solution architect for enterprise level products & projects .
• Implement RAID levels using Solistice Disk Suite, ZFS, LVM and Veritas Volume Manager.
• Configured IO multipathing software MpxIO (STMS) and Veritas DMP.
• Installed and configured the Sun grid Racks with 17 Linux Nodes(V20Z) for Sun grid Cluster
• Configuration and Installation of Redhat Linux Server and also configured LVM and RAID.
• Performed Capacity Planning, Site Planning, Server sizing and Growth forecasting.
• Strong Experience with Data Center Relocation, moved Production Servers to different sites, consolidated servers, retired and decommissioned legacy servers.
• Expertise with performance tuning ( Kernel, memory, disk, cpu), Network tuning (Switches, routers, Duplexing) Storage (cache, buffer size) and helped database admin in tuning (SGA, disk contentions, init parameters).
• Installed Single Sign On, LDAP, Portal Servers OS hardnening, registered 200+Application in SSO.
• Worked on performance monitoring tools like splunk, Spectrum, Nimsoft & e-health.
• Strong experience with the documentation, wrote standard operating procedure / technical operating procedure guides, help document best practices manuals, change control / change management.

TECHNICAL SKILLS:

Hardware: Confidential /SUN Microsystems T3, T2,M5000, M4000, M3000, T K, 15K, Enterprise 250, Enterprise 2900, Sun fire V880, v480, v440, v240, Sun Blade 100, Sun Ultra 10). Confidential p7 Series Servers, DELL Power Edge 1850, 1750. Sun StoreEdge L9 Auto loader (DLT), Network Appliance Filer, JNI FC-HBA, FC-Bridge (ATTO), FC-HUB, Sun RAID storage array, Intel STL2 server, Intel x86. SONY FSV-M3-WM NAS devices. SONY LIB-162 Tape Library. Cisco Switches 2950 with 24 ports.

Operating Systems: Solaris 7,8, 9 and 10. Redhat Linux 5.2-7.1,8,9,10, EL 4.x,5.x AIX, HP-UX, Windows NT 4, Windows 2000, Windows 2003 and Windows XP.

Software: Veritas Volume Manager 5.x, Veritas File System 5.x, Solaris Jumpstart, SVM,ZFS,LVM. Apache HTTPd, Performance analysis, Kernel tuning in Solaris and BMC patrol.

Security Features: Sun Screen Firewall, ssh, LDAP, RBAC, TCP wrappers.

Programming: Have written shell scripts that monitor, report system problems and failures. Extensive experience in Installation and configuring, and GNU Software packages.

Networking: DNS BIND V8, routing, FTP servers, Worked with Gigabit Ethernet.

Professional: Project planning and leadership; site standardization, procedures and documentation; UNIX and network security, disaster planning, capacity planning, server configuration and hardware maintenance.

Network Information Service (NIS): Configuration of Master, Slave Server’s For Network Information Service and also client Configuration

PROFESSIONAL EXPERIENCE:

Confidential, Dallas, TX

Responsibilities:

• Installed, configuring and administering Ansible Servers in Plano, Carrollton, Lewisville DataCenters.
• Used Ansible Playbooks for day to day operations like installed rpm’s & disabled Ipv6 Versions on servers, Managed nfs mounts during the NAS Migrations.
• Worked on Satellite servers & configured capsule servers for each Datacenter.
• Managed Virtual DataCenter Subscription for all Virtual Servers, Worked on Virt-who process for maintaining the subscriptions process for all Virtual Servers.
• Planning and setting up of Continuous Integration for various properties on Jenkins with Commit, Component, Assembly and Deploy.
• Managed the source code repository and involved in build, release and continuous integration Process.
• Experience in Administering GIT in Distributed Environments.
• Installed and maintained capsule servers for the LTX,CTX & PTX DataCenters.
• Installed and configured a DNS server for the Internet service.
• Involved in various aspects of networking like installing, configuring NIC cards.
• Installing the operating system and if needed upgrading by adding patches and configuring additional hardware to the systems.
• Configured NFS servers and clients using Automounter.

Confidential, Thousand Oaks, CA

Devops Engineer/ Cloud Administrator

Responsibilities:

• Installed, configuring and administering Jenkins as Continuous Integration Server on Linux machines.
• Implemented the setup for Master slave architecture to improve the Performance of Jenkins.
• Planning and setting up of Continuous Integration for various properties on Jenkins with Commit, Component, Assembly and Deploy.
• Managed the source code repository and involved in build, release and continuous integration Process.
• Experience in Administering GIT in Distributed Environments.
• Deal with errors in pom.xml file in order to obtain appropriate builds using maven build tool.
• Created proper documentation for new server setups and performed backups on existing servers.
• Implemented a Continuous Delivery pipeline with Docker , Jenkins and GitHub . Whenever a new GitHub branch gets started, Jenkins automatically builds a new Docker container from it.
• Installed and Configured the Nexus repository manager for sharing the artifacts within the company.
• Managing and configure AWS services as per the business needs (ELB, SNS, EC2, Route53, S3, RDS, CloudWatch, IAM, SNS, VPC, SES)
• Working on Amazon Web Services spinning new EC2 instances as per Application Teams requirements. Creating connected VPC’s as per Request from Application team through Service now and using One cloud Tool.
• Setup/Managing VPC, Subnets; make connection between different zones; blocking suspicious ip/subnet via ACL. Setup/Managing CDN on Amazon CloudFront (Origin Path: Server / S3) to improve site performance.
• Create/Managing buckets on S3 (CLI) and store db and logs backup, upload images for CDN serve.Setup/Managing Databases on Amazon RDS. Monitoring servers thorough Amazon CloudWatch, SNS.Creating/Managing DNS records on Amazon Route 53 and go-daddy panel.
• Creating/Managing AMI/Snapshots/Volumes, Upgrade/downgrade AWS resources (CPU, Memory, EBS), Creating AWS Instances and Resources Bills.
• Installed Linux 6.4 for use of Grid for DB Team on HP ProLiant BL460c Gen8. And Managed HP BladeSystem Onboard Administration (OA) for setting up the ilo for all Blades.

Confidential, Dallas, TX

Infrastructure Architecture

Responsibilities:

• As an administrator was responsible for planning, building and administration of new Solaris 10, Redhat EL 4.x and 5.x and SuSE 9, 10 and 11.
• Installation and configuration of Solaris 10 using jumpstart and Redhat using kickstart installation.
• Created control domain and created guest domains using LDOMs on T Series Servers.
• Created virtual CPU’s, increased memory and added virtual disk to LDOM’s.
• Configured Solaris whole root localzones and sparse root localzones and implemented Solaris containers using Fair share scheduler (FSS) on Solaris 10.
• Applied patches and packages at regular maintenance time on Solaris and Linux servers.
• Configured NIC bonding on Redhat and IPMP on Solaris 10 Servers.
• Administrated the Volumes using Veritas Storage Foundation 5 on Solaris 10 and LVM on Redhat and SuSE Linux Enterprise Servers.
• Implemented RAID mirroring using Solaris Volume Manager (SVM) and LVM on Redhat.
• Implemented and Administered 2node and 4 nodes Veritas Cluster 5. Implemented Failover and switchover of Service Groups in VCS.
• Administering Network File System (NFS) using Automounter and administering user and O/S date file in NIS and NFS environment on both Redhat and Solaris.
• Created Disk Groups, Volumes, File Systems and performed tasks like deporting, importing, re-sizing volumes and file systems, replacing failed disks on Veritas .
• Installed and configured VMware ESX Server 4.0, configured VM’s (Guest O/S) and administered them using Vcenter Server 4.0.
• Worked on cloning physical machine to virtual machine (P2V) using VMware infrastructure client (Vconverter).
• Implemented cold migration, Vmotion and High Availability (HA) on VMware Servers.
• Installed patches/packages on Solaris and RPM packages on Redhat Linux.
• Installed and configured Oracle 10g and 11g on Solaris and Linux.
• Installed and configured LAMP (Apache, My SQL, PHP ) on Redhat Linux Servers.
• Co-ordinated with team members in building a single script which install’s all tools SRM, Partiy and Fusion.
• Responsible for installing Confidential tools: TEM, TADDM,TAD4D,GSSD,Fusion,ITM, SRM, Parity.
• Registering all UNIX Servers under SRM, Parity, and Fusion in respective websites.
• Providing documentation on different tools to the client in formatted environment.
• Responsible for presenting server analysis data for all UNIX servers.
• Consolidating data from all team members and presenting to client.
• Performing health checks of the Various UNIX Servers through tools.
• Maintain of the server application environments.
• Wrote shell scripts for automating routine tasks and performing disk and storage management.
• Strictly followed change control/change management policies of the organization.

Technologies: Solaris 9, 10, Redhat EL 4.x, 5.x, Oracle 10g and 11g. T3, M5000, M4000, M3000, Sun Netra T5220,T2000,Dell PowerEdge 1850 and 1750. VMware ESXi 4.0 and 5.0, Veritas Cluster, Oracle 10g, 11g. Confidential p7 Series Servers with AIX Version 6.x. Apache 2.2

Confidential, Milwaukee, WI

UNIX Administrator

Responsibilities:

• Responsible for building global zones by using jumpstart servers and building local zones on T2000 with containers.
• Managed domains on 25K, 15K frames and replaced system boards during DR activity.
• Responsible for kickstart installations on Redhat linux boxes .
• Redhat linux operating systems upgrade, package installations, updates, patches and software fixes.
• Implemented Solaris 10 OS patching and backout plan strategies for the servers with Solaris 10 localzones.
• Configured LDOM’s on T2000 Servers and implemented zones migrations across boxes.
• Build Sun Enterprise Servers with Solaris 10 operating systems using ZFS and Veritas file system (vxfs), Veritas volume manager 5.0 and Veritas Cluster Server 5.0.
• Maintained Server Application environments/ Network Troubleshooting with TCP/IP and SAN.
• Solaris Operating Systems upgrade, package installations, updates, patches and software fixes.
• Provided new patching strategies using Solaris Live Upgrade technology to reduce Outages to server.
• Upgraded all Oracle, Siebel, Websphere, Xelus, ITCS servers from Solaris 8/Solaris 9 to Solaris 10 using Solaris Live upgrade technology.
• Implemented Solaris 10 OS patching and backout plan strategies for the servers with Solaris 10 localzones.
• Installation and configuration of 3-node Veritas Cluster with Solaris 10 localzones configured as Failover resources using Veritas Cluster Server 5.0 for Siebel 8 environment.
• Worked on tickets which are logged in BMC Remedy and worked on priority tickets.
• Configured HBA’s for SAN and Sun servers according to Server Hardware Design Specification documents.
• Implemented Security features in Solaris 10 by using Auditing, Privileges, Role-Based Access control and security implemented by using SBD (secure by Default) feature.
• Upgraded all Oracle, Siebel, Websphere, Xelus, ITCS servers from Solaris 8 / Solaris 9 to Solaris 10 using Solaris Live upgrade technology.
• Completed the Server Run Hand-off process to the Support Team.
• Installed, configured, maintained and troubleshooted on Redhat linux and sun solaris servers.
• Using Solstice Disk Suite created metadevices and configured RAID for O/S disks.
• Configured Zones (whole root and sparse) and LDOM’s on Solaris 10.
• Customizing the system profiles, creating group of users, assign user logins and passwords.
• Building installation qualification testing script (IOTS) for Veritas Cluster Servers and Redhat linux servers.
• Building Servers with NAS shares from Netapp Filers.
• Troubleshooting and managing NIS servers and automounting Network troubleshooting with ethernet, ARP and TCP/IP.
• Maintaining, troubleshooting of DNS,NFS and adding netgroups to LDAP server by using GEHCmenu script.
• Co-ordinated with various departments to implement and maintain applications and hardware for operating systems.
• Installed and configured SAMBA, APACHE Tomcat, iPlanet servers for Solaris and Windows connectivity.
• Creating Hardware Design Specification (HDS), Installation Qualification Test Scripts (IQTS), and Executable build scripts (EBS) documentations in guidelines with FDA.
• Decommissioning Servers according to the GE’s Policy.
• Completing any documentation related to Server retirement procedures.

Technologies: Solaris 8, 9 and 10 operating with containers on Sun Fire T5140, T5120, T2000 and Redhat Linux server, DNS servers, Veritas Netbackup, volume manager 5, Veritas clusters 5, 25K and 15K domains, VMware and Netapp Filers.

Confidential

Senior UNIX Administrator

Responsibilities:

• Giving Production support for all regions in 24/7 environment.
• Worked in the Data center environment for maintaining hardware replacing memory cards and HBA’s on Sun Servers and Dell Servers.
• Responsible for Jumpstarting the Servers on V120, V240, V280, V440, V480, E 00.
• Maintaining High-end SAN Storage with EMC Clarion CX700, EMC Clarion CX600 with Navisphere client.
• Worked on Redhat Linux and Solaris 10 operating System with containers.
• Worked on GRS and GCMS for production, development boxes according time zones.
• Giving Production support from Singapore to all regions (Stamford, Chicago, New York, Hong Kong, Tokyo, Sydney, Taipei, Mumbai, Zurich, and London).
• Managed chat channels #unix prod for production, #unix dev for development issue using Mind Align.
• Implemented security tools by using the access control method known as TCP wrappers.
• Using Solstice Disk Suite created metadevices and configured RAID for O/S disks.
• Responsible for decommissioning the UNIX boxes and update sapweb.
• Working on the tickets from BMC Remedy where all the tickets will be logged.
• Troubleshoot and Manage NIS, NFS with automount, Network trouble shooting with TCP/IP.
• Managing databases for My Sql, Oracle, Sybase and Informix.
• Working on Unameit for setting up user accounts and netgroups, groups.
• Configured samba using windows boxes.
• Maintaining the Confidential servers with the help of Netcool alerts system.
• Installing different applications according to user needs (Clearcase, unameit, Samba).
• Responsible for messaging the regional administrators about the servers updates.
• Responsible for messaging different vendors of Confidential like SUN, Fujitsu and also calling them on their hotlines for production issues.

Technologies: SAN on EMC Clarion CX700, EMC Clarion CX600, Sun Storage servers X4500 and X4540, VCS, Volume Manager, VxFS, My Sql, Oracle 9iAS Application Server, Sybase /Informix /Oracle - DB/Solaris/Redhat, Remedy, Netcool, Netapp’s NAS boxes, Unameit.

Confidential

System Specialist

Responsibilities:

• Giving 24/7 support for SUN Microsystems Products and software’s in Singapore.
• Setting up and maintaining VCS (4.0) and Volume Manager (4.0) for STARHUB Telecommunications Singapore.
• Setting up and maintaining SAN for STARHUB telecommunications.
• Currently working in the Data Center for Confidential Bank through the SUN Microsystems.
• Installed, maintained and upgraded BEA Weblogic 7.0 to 8.1 applications server.
• Responsible for Jumpstarting the Servers V120, V240, V280, V440, V480 Servers.
• Responsible for Decommissioning of the servers from Data Center.
• Responsible for maintaining SUN Fire servers and Baydel Servers.
• Troubleshooting and managing the NIS and NFS servers with auto mounting.
• Coordinating with other teams for change management policies.

Technologies: SAN, Veritas Clusters, Volume Manager, Veritas File Systems, Oracle 9iAS Application Server, Sybase/Informix/Oracle - DB/Solaris/Linux, BMC Patrol Remedy, Netcool, Netapp’s NAS boxes.

Confidential

Technical Consultant

Responsibilities:

• Providing Level-2 support for Brussels HP servers for Union Chimique Belge (UCB).
• Working with a team of 12 members and maintaining 279 HP servers and 0 Servers.
• Working on EVA Storage sub-systems.
• Installed patches, created users, maintaining the passwords, and managing network printers and worked with SNMP and SMTP.
• Managing and maintained storage form HP Openview Storage Area Manager (OV SAM).
• Performing daily checks and monitoring for SAP Applications.
• Performing daily health checks of the servers and sending the report.
• Using LVM tool to organize and administering diskspace according customer requirements.
• Increasing file systems size using the LVM tool according to the customer’s requirements.
• Performing and checking Ignite daily, weekly and monthly Backups for all servers and using Omnibackup with Tape Libraries (LTO and DLT).
• Checking different file systems of customer servers and maintaining,advising them for increasing the file system space if necessary.
• Tracking calls from Remedy BWM and working on them according to priority basis.

Technologies: SAN on EVA storage sub-systems, Ignite and Omnibackup with (LTO and DLT) tape libraries, Veritas Clusters, Volume Manager, Veritas File Systems, BMC Patrol Remedy.

Confidential

Server Support Specialist

Responsibilities:

• Worked with SONY for WAL-MART stores across 1900 Stores around the world and provided with 24X7 Support.
• Provided technical support to SONY Servers, which are maintained at WAL-MART Stores.
• Provided on call support to UNIX servers running on Solaris 6, 7 and 8.
• Installed and configured 2 x E250 systems on Solaris 8.
• Configured storage libraries like P1000, L500, L200 ATL (Automated Tape Library).
• Installed Ultra10/Ultra60 systems and configured as solstice clients.
• Troubleshooting all hardware, OS problems, perform tuning on large scale servers.
• Initiated client’s backup into storage node and performed troubleshooting.
• Installed many Telco products like Netra T1, T1405, T105, T1105
• Prepared the SOPs for support levels and process flow diagrams illustrating the escalation matrices, involved in preparing the weekly, monthly reports tracking the performance by analyzing the metrics according to GE’s Policies.
• Using Net-Vault backup software performed Backup’s and Restores on WAL-MART stores, Net-Vault is the product of Backbone for performing the backups.
• Involved in monitoring Net-vault Software which is used specifically by WAL-MART Server’s, which manages Sun Servers, AIX 4.3, hp-ux, Redhat Linux at the clients site, which also includes scripts using sed, awk, grep to customize some reports, server monitoring.
• Responsible for Tivoli Storage Manager, installing and troubleshooting and resolving issues.
• Installation, configuration and maintenance DNS servers, Mail servers, FTP servers, NFS, NIS, NIS+ and Samba Web servers on Sun Solaris, and Redhat Linux platforms.
• Responsible for managing data for 1900 stores, where each store has about 8 Servers.
• Implemented Secure shell point-to-point public key encryption according to the security standards and policies.
• Responsible for Backups (Full Backup’s, Incremental Backup’s) and restoring critical data.
• Worked on SONY LIB 162 Tape Libraries.
• Worked on SONY FSV-M3-WM NAS Devices, which handles data for each WAL-MART Store.
• Using BMC remedy Software is used to Track the Call’s and resolving them according to SOP’s of GE Process.
• Attended trainings on Six Sigma, Quality, customer centricity, Veritas Volume Manager.
• Installed and configured Apache Web server for Solaris and windows connectivity.
• Preparing daily reports on status of the tickets according to Policies of GE Values.
• Maintained Veritas Volume Manager on E2900, V880 servers
• Written shell program for particular error codes.

Technologies: Net-Vault product of Backbone, AIX 4.3, E250, SONY LIB 162, SONY FSV-M3-WM NAS Devices, BMC Remedy, Sun E2900 and V880.

Confidential

Unix Systems Administrator

Responsibilities:

• Mirrored root using Solstice Disk suite.
• Configured NIS, NFS and DNS, installed Raid 0, 1 and 5 using Solstice DiskSuite.
• Installed Oracle 8i, participated in the installation of Middleware products.
• Setup and deploy new NIS+ master and slave servers.
• Trained junior Sysadmins on SCSI tape backup procedures.
• Installed, configured,maintained Solaris 2.6,7 on Sun Enterprise servers, SunSparc servers and Sun Ultra Sparc servers.
• Experienced in setting up user and group login ID's, printing parameters, network configuration, password, resolving permission issues, and taking regular backups.
• Using Solstice Disk Suite created metadevices and configured RAID.
• Creation of user logins and groups and maintaining User accounts.
• Performed capacity planning of disk space and hardware resources required for production and development machines.
• Monitored file system utilizations using custom shell scripts, maintained crontabs and automated weekly backup using custom scripts.
• Added, upgraded various hardware devices such as Hard disks, NIC’s and Memory cards.
• Prepared backup schedule for Full, incremental and cumulative backups using tar, ufsdump for backing up and restoring files.
• Installed and configured local and remote printers.
• Installation, maintenance, administration of Apache WebServers, Samba on Sun Servers.
• Installed and maintained a NIS server for the internal name service.
• Installed and configured a DNS server for the Internet service.
• Involved in various aspects of networking like installing, configuring NIC cards.
• Installing the operating system and if needed upgrading by adding patches and configuring additional hardware to the systems.
• Configured NFS servers and clients using Automounter.
• Moved all network print services to new Intel pro print server.
• Setup and migrate data to new NFS application server.
• Setup department’s new Apache web server.
• Wrote scripts to monitor HP Network tape backups to perform backups and restores.

Technologies: E250, Sun blade 100, IP Multipathing, Solaris 6,7,8, Solstice Disk Suite, Oracle, Sun Ultra 5,SunBlade 100 workstations, Ultra 30 and E250 servers. SAN, Veritas, Solaris admintool, Solstice Disk Suite.