SUMMARY

• Linux / UNIX, Middleware administrator and Engineer, with a robust performance background in extensive variety of professional system support and solution - based IT services including, planning, developing, configuration, troubleshooting, monitoring and maintenance of operating systems.
• Extensive experience for planning and installing Linux/UNIX/Windows VMs / LPARs such as RHEL 7.x/6.x, AIX 7.x/6.x Windows 2010/2012 on VMware and IBM-HMC virtualization platform.
• Established precise complex configuration for IBM Websphere Application server 7.x/8.x/9.0.
• Proven technical professional swift solutions for Linux/AIX/WAS troubleshooting.
• Accountable to Monitor and handle incidents, Request and Change Control management for 252 AIX LPAR, 1200 RHEL/SUSE VMs, 1200 Websphere Applications.
• Responsible for Operating System & Middleware patching, Upgrading and migrating RHEL from 6.x to 7.5, WebSphere Application Server 7.x to 8.x/9.0, from Ansible, BladeLogic and UrbanCode Deployment.

TECHNICAL SKILLS

• Redhat, SuSe, AIX
• Informatica, Harvest
• WebSphere, WAS Liberty
• Ansible, GitHub, Jenkins, Docker
• Python, Shell, BASH scripting
• Dynatrace, UrbanCode
• Oracle 11g, SQL DB
• CommVault Simpana-10
• HP OpenView
• RHEL/WAS Patching
• VMware, KVM, HMC
• IBM License Management (ILMT)
• IBM BigFix logrhthm scsm-6.3
• AWS, Azure
• BladeLogic
• Cachegrind, Grafana
• Cisco UCS
• OpenShift, Docker

PROFESSIONAL EXPERIENCE

Middleware Web Engineer

Confidential, Michigan

Responsibilities:

• Perform WebSphere administration to setup and support development, test and production WebSphere 6.x,7.x, 8.x & 9.0 environment including WebSphere installation, configuration, deployment, performance tuning and security.
• Responsible to fetch JVMs, Applications, JVMMAX, JVM-Heap size from 200 Deployment manager servers using Jython script and push data into Oracle DB to manage Web inventory.
• Developed oracle DB large queries in SQLDveloper tool and provided the results to higher management on weekly basis that reduce the manual work for managers and directors.
• Responsible for patching, Upgrading and migrating WebSphere Application Server 7.X to 8.X/9.0 manually and from UrbanCode Deployment.
• Building and deploy application automatically with UrbanCode.
• Document application installation procedure for test and production.
• Perform operation and maintenance for production.
• Develop automated mechanism to send LIFE-CYCLE alerts to our application tenants via shell script.
• Managing Middleware web IBM License Management (ILMT) tool for compliance analysis.
• Migrating application from WAS 7.x to 8.5 & 9.0.
• Deploying WAS applications through UrbanCode.
• Deploying informatica codes, installed Dynatrace and urbanCode on multiple RHEL servers.
• Actively involved in a project where company migrated a client’s website to Azure cloud for hosting.
• Migrated applications from internal data center to Azure.

Linux/Unix Administrator

Confidential, Michigan

Responsibilities:

• Administer and support AIX operating system related issues for AIX versions 5.1, 5.3, 6.1 and 7.1
• Installed and configured HP OpenView OVO on 250 AIX and Linux servers.
• Administer and support WebSphere Application Server related issues for WAS versions 4.0, 5.1, 6.1, 7.1 and 8.0
• Installed Dynatrace and UrbaCode on 700 RedHat servers.
• Accountable for installation, configuration, administration, troubleshooting, tuning, security, backup, recovery and upgrades of IBM AIX, Linux (RedHat & SuSE).
• Performed partitioning and configuring with HMC.
• Upgrade AIX operating system from AIX 6.1 and lower to AIX 7.1.
• Upgrade WebSphere and IBM HTTP server versions to eliminate Qualys critical and high vulnerabilities.
• Coordinate and work with Engineering, Storage, Network teams in build of new servers for current applications supported by Admins or to resolve issues with current environments.
• Work closely with Agile teams to quickly resolve any issues that are a barrier to their development.
• Participated in Disaster Recovery as primary SME for multiple applications.
• Create, modify and validate Infrastructure Recovery Documents for DR applications.
• Monitor and work to resolve/complete incident, request and problem tickets in Service Desk and adhere to SLAs.
• Provide Primary and Backup On-Call support for the team on a rotational basis.
• Working on Technical Minimum Security Baseline Standards (TMSBs)
• Responsible to achieve 100% compliance report for 252 AIX 7.1 servers.
• Accountable to remove AIX 7.1 vulnerabilities and transform the servers according to AIX security standards.
• Working closely with 50 Application’s BSOs to get AIX 7.1 servers pass after TMSB remediation.
• Responsible to uninstall Java 3/4/5 from 200 AIX servers after making sure none of the applications will break down after this uninstall.
• Installed latest version JAVA 6/7 on all AIX and Linux servers.
• Run TMSB remediation scripts via bladeLogic.
• Responsible to make sure all the application DEV, QA, DR and Prod working as expected after remediation of vulnerabilities.
• Responsible to write and maintain technical documentation for AIX 7.1 Technical Minimum Security Baseline Standards.

UNIX/Linux/Red Hat Engineer

Confidential, Wisconsin

Responsibilities:

• Build, Configured and maintained multiple Red hat servers in different environments, PRD, UAT, DEV and DRE.
• Installed BoKS67 on RHEL 6.x/7.x and configured to BoKS master server through boksmenu.
• Installed and configured logrhthm scsm-6.3, SmartCloud itmcmd agent, CommVault Simpana-10 on RHEL servers.
• Installed Vmware tools on the servers.
• Installed WAS, Apache on RHEL and AIX servers.
• Configured volume groups, logical volumes and created file systems, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands.
• Responsible to patch all the RHEL servers through RHN satellite.
• Responsible for system and application troubleshooting and other related issues.
• Provided management of system process in areas like boot process, startup and system shutdown.
• Planned and executed packages and updates installations necessary for optimal system performance
• Responsible for adding build records in STAR (The Single Technology Asset Repository)
• Proven Multitasking skills, Worked as Windows engineer to divide workload
• Updating RHEL template on monthly basis according to the change requested.
• Utilized ServiceNow for data center service requests (Network requests for IP’s,ILO’s, and DNS changes).
• Used Iptables to set up, maintain, and inspect the tables of IPv4 packet filter rules in the Linux kernel..
• Updating YUM Repository and Redhat Package Manager (RPM).
• Performing software installations using yum and RPM.
• Worked on Vmware vmotion for ESX and ESXi servers.
• Worked on VMware virtualization on Dell, HP and CISCO UCS hardware.
• Worked on the snapshot of the VMs and restore them after the patches.
• Installed WAS, Apache on RHEL and AIX servers.

UNIX/Linux Administrator

Confidential

Responsibilities:

• Worked as a Linux (RHEL,Ubuntu,Cent OS and SLES) administration, OS installation and maintenance of SLES/RHEL HP Blades,IBM, CISCO USC and DELL x-86.
• Installed and Configured Oracle Database 11g and Oracle RAC on AIX Lpars.
• Managed user role base management in sudoers file, Filesystem management for Linux/AIX servers and Disk space management.
• Strong knowledge of TSM backups, restores, recovery models.
• Installed Java and other software (Commvault) on RHEL servers and SLES serves. Configured SAMBA and winbind on the servers.
• Did vmotion on the servers to move it from one hardware to another. Changed the data stores of the servers on vmwarevcenter.
• Performance monitoring using various tools like Topas,Top, mpstat, sar, Nmon, Filemon, Netpmon, and Svmon,
• Supporting the Clients Production operations by providing 24/7 support in problem resolutions as well as uilding new VIO servers and clients from p-series p550, p560, p570, p590 using HMC by Creating Logical Partitions of VIO Servers