SUMMARY:

• 9+ years of strong experience driving a broad range of corporate IT initiatives, also participated in planning and implementation of UNIX/AIX/Linux based solutions in direct support of business objectives.
• Track record of increasing responsibility in UNIX/AIX Server design, configuration and implementation.
• Demonstrated capacity to implement innovative solutions to solve unique and complicated tasks and problems.
• AIX 5x/6x/7x installation, upgradation, migration and troubleshooting.
• Planning, Installation, Configuration, Maintenance and Administration of Linux (Redhat 6.x,7.x,8 & SUSE) and day - to-day system admin tasks.
• Setting up printers / remote queues / Info-print management Migration upgrades of LINUX, including system tuning, security, backup, recovery and upgrades of Windows and Linux.
• Configured Volume groups, logical volumes and file systems on Linux
• Installation of patches, Security fixes, packages on Linux and Windows NT/2000 Servers
• Worked on Windows 2003/2000/XP, Engineering and Development of Information Systems.
• Working experience of managing, troubleshooting IBM p5, p6, p7 and p8 series hardware.
• Responsible for planning, configuration and implementation of solutions to deploy AIX p-series systems for various Application and Web servers.
• Experience with Advanced Power Virtualization, Creating and administering LPAR/DLPAR/VIO servers, through HMC.
• Worked on handling tasks in Linux/Unix which include upgrading RPMS using YUM, kernel, HBA driver, configure SAN disks, Multipathing and LVM file system.
• Configured and deployed patches, upgrades, bug fixes on both physical and virtual Red Hat Linux servers using satellite servers.
• Installed, Supported Application and middleware WebSphere Application Server, IBM HTTP/ Apache Web Servers in AIX and LINUX environment for various projects.
• Experience in setting up the enterprise infrastructure on Amazon Web Services (AWS).
• Experience on Clouding Computing (IaaS, PaaS , SaaS).
• Focus on Elastic Cloud Compute (EC2) and Linux OS troubleshooting.
• Worked on installing the various applications (EPIC, Kronos) on the AIX/ Linux Servers.
• Designed and implemented HPC (High Performance Computing) virtual system that included migrating physical machine’s applications to virtual machines then upgrading OS of the virtual machine to verify the physical machine application.
• Wrote scripts in Python, Bash and Perl (sh/ksh/csh/tcsh) using VI/VIM to automate the OS installations on the servers.
• Assisted in the design of the test lab, developing (and, in some cases, implementing) test plans, assisting with the technology side of OS remediation planning and other tasks as necessary.
• Experience with installing OS from NIM server using mksysb image.
• Performed a WebSphere Application Server Refresh Pack upgrade on AIX to a more stable Version.
• Hands-on experience in installation, configuration, administration and troubleshooting HACMP and HACMP/ES clusters in production environments.
• Integrating PHP with shell script and run Shell Script files through PHP. Shell scripts using VI editor and an advanced filter.
• Firm understanding of all aspects of the AIX/LINUX Operating System including kernel internals, shells, file systems.
• Proficiency with configuration and maintenance of NFS, DNS, NIS/NIS+, DHCP, SMTP, and Networking with TCP/IP.
• Experience with SMIT, LVM, KVM and VMware Mirroring, System Resource management, Paging Space management, job scheduling and user management using directory services LDAP.
• In some instances, instead of using hosted Chef, I am creating stacks within AWS OpsWorks to run custom cookbooks, testing chef recipes/cookbooks with test-kitchen/chefspec/serverspec
• Everyday Network administration tasks - adding and removing users file and share permissions, trust management, replication management, server backups, and server setups
• Performed user tasks including submitting and managing parallel, serial and interactive jobs
• Proven ability to Define System requirements, recommended solutions, analyze capacity and make appropriate modifications
• Outstanding leadership abilities; able to coordinate and direct all phases of project-based efforts while managing, motivating, and leading planning team.
• Excellent Communication (oral and written), interpersonal, and organizational skills; Demonstrated ability in training others and documenting procedures.

TECHNICAL EXPERTISE

Languages: Java 1.5/1.4, Shell Scripting, Perl Script, Core Java I/O and Multithreading, SQL, and HTML

Web Servers: IBM HTTP Server 7/8/8.5, iPlanet Web Server 5.1/6.0, IIS 4.0/5.0, and Apache

Networking: TCP/IP, DNS, LDAP, SSH, DHCP, LAN, WAN.

Databases: Oracle 10g, MYSQL, MS SQL Server 7.0/6.5, DB2 7.2, MS Access 7.0, SQL Server.

Operating System: AIX 5.x/6.x/7.x, Red Hat Linux 5, 6, 7 Servers, CentOS

Hardware: IBM RS/6000, IBM p-Series (595, 670, 695, 770, 780, 795, 812, and 822), IBM PC’s and Intel based Systems, IBM Blade Server HS22, Dell Power Edge Series, HP BL460, C7000. ILO, SunFire T2000, Vmware ESXi

Tools: /Application HACMP/ES 4.5, 5.3/5.4, Power HA 5.5, 6.1, 7.1/7.1.3, HMC 7.7, 8.4, 8.8.5, Samba, Veritas Volume manager, Veritas Cluster Server, Veritas NetBackup, IBM Tivoli Monitoring Tools, Docker, Ansible, Epic, Kronos, AWS, Chef, Puppet, Ensemble.

PROFESSIONAL EXPERIENCE:

Confidential, Skokie, IL

AIX/Linux Engineer

Responsibilities:

• Installing, configuring, upgrade and administration of IBM pSeries, POWER7/8 and RedHat Linux Servers.
• Supporting and managing IBM pSeries servers (P7 & P8) using HMC Versions 8.3.0/8.4.0
• Installing and maintaining the Dell PowerEdge Servers with the Linux (RedHat).
• Migrating the old LPARS on P7 to P8-880 servers for the application requirement.
• Use NIM servers to migrate the LPARs from P7 to P8 environment.
• Upgrade AIX LPARS from AIX 7.1.3 to AIX 7.1.6.
• Worked on Deployment and monitoring of scalable infrastructure on Amazon web services (AWS) & configuration management using puppet.
• Worked on Development of puppet modules to manage configurations and automate install process.
• Designed Puppet Modules to manage configurations and automate installation process.
• Work with development/testing, deployment, systems/infrastructure and project teams to ensure continuous operation of build and test systems.
• Wrote Puppet manifests for deployment and configurations. Deployed Puppet DB.
• Build application and database servers using AWS EC2 and create AMIs as well as use RDS for Oracle DB.
• Continuous Delivery is being enabled through Deployment into several environments of Test, QA, Stress and Production using Nexus and Jenkins.
• Worked on AIX/Linux user's creation, file/dir. level permissions, Sudo permissions etc.
• Worked on Updating/patching Linux Servers with latest rpm packages
• Run the QA CHC script to find the issues on the servers before the migration schedule.
• Open the Incident Requests for all the issues found in the QA checks.
• Manage and migrate HACMP Servers for various applications.
• Upgrade PowerHA from 7.1.3 to 7.2.0
• Wrote scripts using shell, bash and Korn to automate the backup and installation process.
• Configuring HA (High Availability) cluster servers using the POWER HA build script on the new P8 hardware.
• Install Power HA APARS to fix the issues on the cluster servers while migrating the old servers to new P8 hardware.
• Involved in installing the Kronos application on the AIX Servers. Built a clustered environment for the application.
• Involve in the weekly migrations issues call and log the issues in the migrations.
• Regular disk management, partitioning according to the requirements, creating new file systems or increasing existing ones, managing file systems and adding virtual swap space.
• Work on the Power HA certification guide for all the HA migrations on the P8 servers.
• Installing & Configuring duel Virtual I/O servers and clients.
• Participating in weekly change control meeting (CAB) to present AIX Production Changes.
• Prepare the technical requirements for the server migration including design and documentation.
• Decomm the servers that were successfully migrated off of the P7 hardware and remove the LPAR profiles.
• LPAR Cleanup and open tickets to the supporting groups to claim the IP and storage.
• Understand Installation documentation (including updating if necessary).
• Create / Update all necessary documents and communicate to the team in support of the project.
• Conduct training and knowledge transfer on new versions with FTEs.

Environment: IBM AIX v7.1.3/v7.2, p7-740, p7-770, p8-822, p8-814, p870, LPAR, DLPAR, Dual Virtual I/O, HMC v8.3.0, v8.4.0, PowerHA 7.1.3/7.2.0 , LAN Desk, NIM, Dell PowerEdge 620, 720, Kronos.

Confidential, Atlanta, GA

AIX/Linux Engineer

Responsibilities:

• Experience with installing, configuring, upgrade and administration of IBM pSeries and POWER5/POWER6 servers on various levels of AIX Operating System utilizing Environment.
• Performed AIX 5.3/6.1 installation on to new LPARS using NIM Server.
• OS Remediation from 5.3 TL 05/06 to 5.3 TL11 and 5.3 TL 11 to 6.1 TL 06/07 using NIM Server.
• Upgrade of AIX TL and SP to latest level using NFS Mount and alt disk.
• Upgrade of managed machine and device’s firmware & microcode
• Supporting and managing IBM pSeries servers (P5 & P6) using HMC Versions 6 and 7.
• Configuring HACMP cluster to keep applications running on the servers.
• Installing & Configuring duel Virtual I/O servers and clients.
• Creating and configuring standard LPAR assigned to physical I/O.
• Coordinating with application teams to schedule AIX maintenance on DEV/TST/QA and PROD Environments.
• Participating in weekly change control meeting to present AIX Production Change.
• Utilizing HPSC & ITSP to work on Change Request, Service Request, Problem management and Problem tickets.
• Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.
• Worked and performed data-center operations including rack mounting, cabling.
• Conceptual knowledge of DNS, DHCP.
• Troubleshoot network connectivity used ping, netstat, ifconfig, and trace route commands. Login to the remote system using sudo, putty, and telnet.
• Upgraded OS and security level in AIX 5.3 using Alternate Disk Installation.
• Migrating data on the old Blade Logic Servers, p5 595’s, pP6 570 servers to the latest p6 595 & p7 Servers.
• Performed administrative tasks such as System Startup/Shutdown, Backup Strategy, Documentation, Security and Network Management.
• Performing Decomm procedures on the Old Servers that were migrated successfully on to new p6 & p7 Hardware.
• Working with monitoring & SVC backup team to make sure all servers are monitored & backup all time.
• Lists and maintains all the information about the servers that are migrated and still need to migrate to new hardware.

Environment: IBM AIX v5.1, v5.2, v5.3, v6.1, p7, p6-595, p6-570, p5-595, p5-570, p7-770, p7-795, Blade logic Servers, LPAR, DLPAR, Dual Virtual I/O, HACMP 5.3, v5.4, Multiple HMC WebSM, NIM, KORN Shells.

Confidential, Washington DC

Senior AIX/Linux Administrator

Responsibilities:

• Installing, configuring, upgrade and administration of IBM pSeries and POWER6/7.
• Installing WAS 8 & 8.5 on the AIX LPARS on new IBM P7 Servers.
• Building new Red Hat Linux Servers v5, 7 on Dell PowerEdge servers using KVM and kick starts.
• Monitoring and managing the alerts messages in Event Management application for all the AIX WAS servers.
• Working in SRTS and Team Track to manage change requests, service requests, incident management and tickets.
• Configured WAS on the AIX servers for the WebSphere Applications & installing ISIM, ISAM and TDI on AIX Servers
• Installation and configuring of SUN Solaris and Linux servers.
• Involved in Building and configuring Solaris 8/9/10 using Jump start server and Red Hat LinuxServers using Kickstart server as required for the project. Maintained maximum uptime and maximum performance capacity for Enterprise Production, QA, and UAT/Staging.
• Incident management for Unix Servers (Solaris, Linux).
• 400+ physical and VMware ESX virtual servers in a mixed Red Hat Linux and Windows.
• Provided Web Server Support Apache/Tomcat, IIS, JBOSS, and Websphere .
• Provided day to day support of the Test Environments and the users of their environments
• Build and configure a new Tech Test environment to support the WAS Applications on AIX Servers.
• Produce Technical design and Requirement documentation.
• Upgrade of managed machine and device’s firmware.
• Supporting and managing IBM pSeries servers (P6 & P7) using HMC Versions 7.7
• Built NIM servers to manage new LPAR builds for AIX
• Add IP addresses to DNS using IP Address Management for servers and databases to DNS.
• Configure ports and HA node names for various applications.
• Configuring HA (High Availability) cluster servers to keep applications running on the servers.
• Add, remove and resizing Logical volumes using LVM in Linux and implementing software RAID Confidential installation time.
• Regular disk management, partitioning according to the requirements, creating new file systems or increasing existing ones, managing file systems and adding virtual swap space.
• Define/setup network protocols, Network File Services (NFS), and Network Information Services (NIS) in Linux Environments.
• Engineered Web Services using various Amazon Cloud Services such as Amazon Elastic Compute Cloud (EC2), Simple Storage Service ( S3)
• Worked on core AWS services such as Setting up new server (EC2) instances/ services in AWS, configuring security groups, and setting up Elastic IP's, auto-scaling config, and Cloud Formation.
• Written Chef recipes to manage deployments and automation of infrastructure
• Configuration management tool experience with Chef
• Deployment automation using Jenkins and chef client.
• Create and manage Elastic Block Storage (EBS) and S3buckets.
• Installing & Configuring duel Virtual I/O servers and clients.
• Participating in weekly change control meeting to present AIX Production Changes.
• Gather technical requirements including design and documentation
• Understand Installation documentation (including updating if necessary).
• Provision and troubleshoot multiple Middleware platforms and technologies on AIX Servers.
• Configure products and installations with Vendor interactions and End user support
• Provide daily technical support for the Infrastructure implementation.
• Create / Update all necessary documents and communicate to the team in support of the project.
• Provide pre and post implementation support for implemented environments.
• Conduct training and knowledge transfer on new environments with FTEs.

Environment: IBM AIX v7.1, p7-740, p7-770, p8-822, p8-814, LPAR, DLPAR, Dual Virtual I/O, WAS 8, 8.5, ISIM, ISAM, TDI, Multiple HMC v7.7.5, v7.7.7, Nastel MQ Explorer, Dimensions 12x Desktop Client, NIM, Dell PowerEdge 620, 720.

Confidential, Detroit, MI

Senior Linux/AIX Engineer

Responsibilities:

• Experience in AIX, Linux and HPUX Server Administration on diversified platforms.
• Installing, configuring, upgrade and administration of IBM pSeries and POWER6/7 servers on various levels of AIX Operating System utilizing Environment.
• Building new LPARS on new P7 frames.
• Building new Red Hat Linux Servers v5,6,7 on Dell PowerEdge servers & Virtual Linux hosts using VMware vSphere Client.
• Monitoring and managing the ITO messages in HPOM for all the AIX, Linux & HPUX servers.
• Working in service desk to manage change requests, service requests, incident management and incident tickets.
• Performing decommissioning procedures on the old servers that were out of support and the application was moved to new hardware.
• Configured oracle setup on the AIX servers for the oracle applications
• Produce Technical design and Requirement documentation.
• Upgrade of managed machine and device’s firmware & microcode.
• Supporting and managing IBM pSeries servers (P6 & P7) using HMC Versions 7.7
• Managed the servers using different HMC’s and upgraded HMC version from 7.1.0 to 7.7.5 & 7.7.5 to 7.7.7
• Built NIM servers to manage new LPAR builds for AIX
• Manage system installation, troubleshooting, maintenance, performance tuning, managing storage resources, network configuration to fit application and database requirements.
• Administered and Engineered Jenkins for managing weekly Build, Test and Deploy chain as a CI/CD process, SVN/GIT with Dev/Test/Prod Branching Model for weekly releases.
• Deploying Veritas Clusters and Oracle test databases to implement disaster recovery strategies, ensuring uninterrupted availability of the global systems.
• Configured Logical Storage Manager (LSM) for root disk encapsulation and implemented root disk mirroring for fault tolerance.
• SSIM monitoring, NCOA/Postware updates for various applications
• Add IP addresses and CNAME’s to DNS using Infoblox (IP Address Management) for servers and databases to DNS.
• Configuring DTHA (Disaster Tolerance High Availability) cluster servers to keep applications running on the servers.
• Installing & Configuring duel Virtual I/O servers and clients.
• Creating and configuring standard LPAR assigned to physical I/O
• Participating in weekly change control meeting to present AIX Production Change.

Environment: IBM AIX v5.3, v6.1, v7.1, p6-595, p6-570, p5-595, p7-740, p7-770, LPAR, DLPAR, Dual Virtual I/O, HACMP 5.3, v5.4, Multiple HMC v6.1.2, v7.7.5, v7.7.7, WebSM, NIM, Infoblox 6.5.3, Dell PowerEdge 620, 720, VMware vSphere Client V5.1

Confidential, New Orleans, LA

IS Systems Engineer

Responsibilities:

• Installing, configuring, upgrade and administration of IBM pSeries and POWER7/8.
• Working in LAN Desk to manage service requests, incident management and tickets.
• Produce Technical design and Requirement documentation.
• Supporting and managing IBM pSeries servers (P6 & P7) using HMC Versions 8.3.0/8.4.0
• Create new LPARS on P7 & P8 servers for the application requirement.
• Use NIM servers to manage new LPAR builds for AIX.
• Upgrade AIX LPARS from AIX 7.1.3 to AIX 7.2
• Monitoring and managing the alerts messages in Event Management application for all the AIX servers.
• Manage and maintain HACMP Servers for various applications.
• Upgrade PowerHA from 7.1.3 to 7.2.0
• Configure ports and HA node names for various applications.
• Designed systems utilizing Sun Solaris 10, Red Hat Enterprise Linux 6 and AIX 5L
• Configuring HA (High Availability) cluster servers to keep applications running on the servers.
• Configured the HA cluster environment for the EPIC application and also involved in supporting the application.
• Supporting other applications on the Linux/AIX servers like Ensemble and Epic.
• Add, remove and resizing Logical volumes using LVM in Linux and implementing software RAID Confidential installation time.
• Designed, built, installed and configured Centos, Red Hat Linux5.x and 6.x HP-UX 11.23
• Installed and configured Enterprise Linux 5.x, Linux Kickstart server, Linux Yum Repository.
• Creating, cloning Linux Virtual Machines, templates using VMware Virtual Client 3.5 and migrating servers between ESX hosts.
• Installing Red Hat Linux using kick start and applying security polices for hardening the server based on the company policies.
• Administration, package installation, configuration of Oracle Enterprise Linux 5.4.
• Implemented Kickstart/PXE Boot Servers that Rsync between multiple locations.
• Restructured infrastructure for fail over and disaster prevention.
• Regular disk management, partitioning according to the requirements, creating new file systems or increasing existing ones, managing file systems and adding virtual swap space.
• Define/setup network protocols, Network File Services (NFS), and Network Information Services (NIS) in Linux Environments.
• Designed and developed automated deployment and scaling processes based on Vagrant and Chef for a wide range of server types and application tiers, including Elasticsearch, and Zend PHP and IIS Clusters.
• Installing & Configuring duel Virtual I/O servers and clients.
• Participating in weekly change control meeting (CAB) to present AIX Production Changes.
• Gather technical requirements including design and documentation
• Understand Installation documentation (including updating if necessary).
• Create / Update all necessary documents and communicate to the team in support of the project.
• Conduct training and knowledge transfer on new versions with FTEs.

Environment: IBM AIX v7.1.3/v7.2, p7-740, p7-770, p8-822, p8-814, p870, LPAR, DLPAR, Dual Virtual I/O, HMC v8.3.0, v8.4.0, PowerHA 7.1.3/7.2.0 , LAN Desk, NIM, Dell PowerEdge 620, 720, Epic, Ensemble.

Confidential, Alpharetta, GA

System Administrator

Responsibilities:

• Experience with installation, configuration, upgrade and administration of IBM pSeries and power5/power6 servers on various levels of AIX operating system utilizing environment.
• Performed AIX 5.3 / 6.1 installation using NIM server and Storix back utility.
• OS Migration from AIX 5.2 to AIX 6.1 using server and Storix back utility.
• Upgrade of AIX TL and SP to latest level using NFS mount and alt disk
• Upgrade of managed machine and device’s firmware/microcode.
• Supporting and managing IBM pSeries servers (P5/P6) using HMC version 6 and 7.
• HACMP upgrade from v5.3 to 5.4 and then 5.4 to 5.5 configured HACMP cluster to keep applications running.
• Assisted in the design of the test lab, developing test plans, assisting with the technology side of OS remediation planning.
• Designed and implemented Chef, including the internal best practices, cookbooks, automated cookbook CI and CD system.
• Made use of Jenkins for Chef CI, Thor for versioning, Berkshelf for dependency management, and Test-Kitchen for testing and development.
• Developed UNIX Shell scripts for regular and periodic jobs and also for system admin jobs.
• Wrote Python scripts to monitor a variety of admin services.
• Installing, configuring and maintaining apache, samba, Web Sphere & Web Logic Application Servers.
• Proficient in installation, configuration and maintenance of applications like Apache, LDAP, and PHP.
• Regularly applying patches for Redhat Linux, Sun and HP systems.
• Installation and configuration of duel Virtual I/O servers and clients.
• Creating and configuring standard LPAR assigned physical I/O.
• Set up and configure virtual recourses (virtual SCSI, virtual Ethernet, virtual FC)
• Hands on experience with Advance virtualization and power 6 partition mobility feature.
• Coordinating with application teams to schedule AIX maintenance on QA/DEV
• Participating in weekly change control meeting (QRB) to present AIX production change.
• Experience with SAN storage migration from IBM DS8100 to DS8300 and NetApp.
• Utilized IBM Maximo to work on Change Request, Service Request, Problem Management and problem tickets.
• Upgraded OS and Security level in AIX 5.3 using Alternate Disk Installation.
• Performed a WebSphere Application server refresh in AIX 5.3 to 6.0.2 service level.
• Performed 60 hours DR exercise for Tier 3 server’s environment.
• Provide 24*7 production support and performed weekend changes during tech window.
• Performed administrative tasks such as System Startup/shutdown, Backup strategy, Printing, Documentation, User Management, Security, Network management.

Environment: IBM AIX v5.1, v5.2, v5.3, v6.1, p6-595, p6-570, p5-570, p5-595, p5-55A, LPAR, DLPAR, Dual Virtual I/O, HACMP 5.3, v5.4, 5.5, Multiple HMC WebSM, NIM, Storix 6.1.