PROFESSIONAL SUMMARY

OVERVIEW

Masters in Mechatronics with around 10.7 years of progressive professional experience as System Administrator in Linux and Middleware.

Experience in maintaining infrastructure and possessing valuable skills in troubleshooting, installation, administration and compatibility.

Expertise in Middleware Technologies in various web applications - Web Sphere Application Server (8.x/9.x), ActiveMQ, IBM HTTP Server, Message Queuing (V8.0, V9.0), Message Broker-IIB (9.x/12.x), Data Power WSRR (XI52.x/XI54.x), WebLogic-12C,

Skilled in setting up servers in different environments, testing and production.

Knowledge of troubleshooting and managing IBM WebSphereMessagingQueues-Channels, Listeners, AWS, Azure Pipeline (CI/CD), Maven, Jenkins, GitHub, Java, focusing on High Availability, Fault-Tolerance and Auto Scaling methods on WebSphereMiddleware Infrastructure, Intercommunication (TCP/IP) and Triggering concepts.

Good experience in following Agile & Waterfall methodology – Jira/Kanban and using test management tools like Confluence or HPQC, following AWS/Devops – CI/CD techniques for various kind of deployments (WAR,JAR,EAR) both offline/online Deployment in all environments -QA/DEV/UAT/Prod.

DOMAIN

Retail and Commerce, HealthCare, Banking, Finance.

KEY SKILLS

Good Knowledge on Agile/SDLC methodology, Ticketing and Incident Management: Have experience handling L2 level tickets based on SLA and have worked with various ticketing tools, Resolved and troubleshoot changes, Service requests and incident tickets.

Experience in Infrastructure requirements-definition, design, documentation, Installations, Deployments, Upgradations,fixpacks/Interims,

Integration, design, testing& troubleshooting.

Experience in working with infrastructure on AWS using EC2, EBS, S3, VPC, and SNS, focusing on High Availability, Fault-Tolerance and Auto Scaling methods on WebSphereMiddleware infrastructure.

Hands-on experience on management tools like Zabbix, Grafana, Splunk FileNetRuleExecutionserver, Dynatrace, Bit bucket Load Runner.

EDUCATION

Masters in Mechatronics from Jawaharlal Nehru Technological University campus, India, Year 2011.

Bachelors in Electronics and Communication Engineering from JNTU University, India, Year 2009.

PRIMARY SKILLS

Technologies

Exp in Yrs

Linux

3

WebApplications

8

WebTechnologies

8

MessageQueuing

6

Message Broker

7

DataPower

4

Weblogic

2

WebServers

6

Jenkins

3+

Mavens

3

AWS

3

CI/CD

2+

ADDITIONAL SKILLS

Operating Systems-UNIX, LINUX, Windows NT/2000, 2003, 2008, Server,AIX.

BPM, Process Portals, MDM, BAW, ACE.

TicketingTools: ServiceNow, BMC-Remedy-6/7, Maximo, and Citrix.

NetworkingProtocols: TCP/IP, HTTP/HTTPS, SSH, SSL, SCP, FTP, SFTP

Load Balancers -F5

Monitoring Tools: GITHUB, Cloud Watch, Ansible, IBM AppConnect, Kibana.

CloudPlatforms:AWS, CI/CDtools:Maven,Jenkins, Devops.

Scripting: Shell, PowerShell, MS Office Suite, MS Visio, PuTTY

Esolvit

Senior Middleware Administrator

May 2023 - Current

Client: Arytic Inc – Davita, Austin, TX

Summary: As a middleware administrator for Arytic's client Davita, my role is managing and optimizing middleware systems, ensuring seamless communication and integration within Davita's IT infrastructure. My responsibilities included maintaining the efficiency and reliability of middleware components, contributing to Davita's overall operational success.

Responsibilities:

●Successfully managed and maintained the middleware infrastructure for Davita, ensuring high availability and optimal performance of critical business applications.

●Performance Optimization: Analyzing system performance metrics, tuning middleware configurations, and optimizing resource allocation to improve system responsiveness and efficiency.

●Collaborated with cross-functional teams to design and implement middleware solutions that aligned with business requirements, resulting in streamlined processes and improved productivity within SDLC team.

●Backup and Recovery: Establishing backup and recovery procedures for middleware systems, ensuring data integrity and minimizing downtime in case of failures or disasters.

●Developed and executed comprehensive disaster recovery plans for middleware infrastructure, minimizing downtime and ensuring seamless business continuity in the event of system failures.

●Collaboration and Support-Actively participated in change management processes, coordinating with development teams to deploy software updates and patches to middleware systems while minimizing disruptions to operations.

●Provided technical support and troubleshooting expertise to resolve complex middleware-related issues, ensuring timely incident resolution, and minimizing impact on end users.

●Integrated DevOps practices into middleware administration

●Maintained documentation and performed regular audits of middleware configurations, ensuring compliance with industry standards and best practices while maintaining accurate and up-to-date system documentation.

●Experience in securing the infrastructure on AWS using EC2, EBS, S3, VPC, SNS, focusing on High Availability, Fault-Tolerance and Auto Scaling and in Migrating the On-Premises MQ infrastructure to cloud environment (AWS)

●Worked on SSL configurations, troubleshooting and installations.

Environment: IBM Web sphere, WAS, BPM, MDM, ACE, MQ, AWS.

Kyndryl

Senior Middleware Administrator

Sept 2021 – April 2023

Client: Scotia Banking, NY

Summary: I efficiently managed and maintained middleware systems, ensuring seamless communication and integration between diverse banking applications. Implemented robust solutions to optimize system performance, contributing to the bank's overall operational efficiency and reliability.

Responsibilities:

●Experience in Administration, Design, Implementation and Performance Monitoring of Web Sphere Application Server, Message Based Business Systems using IBM Web Sphere MQ 7.0, 8.0 and 9.0, Message Broker IIB 6.x, 7.x and ACE –12.x, Weblogic-12C on various platforms Windows NT/2000, 2003 server and Linux.

●Experienced in migration of applications from Web Logic to Jboss and upgrading the application servers to new Versions.

●Worked on daily basis CI/CD tools like Jenkins for deployments on Github, Dynatrace.

●Implementing proper quality and testing – agile methods on process in Analyzing, Developing and together tracing logs / snapshots and working on root cause analysis of problems.

●Having exposure on Oracle Web logic Server 12C deployments, memory/cache issues and monitoring techniques by Grafana and zabbix and performing timely health checks.

●Worked on regular Sanity checks on environments to check the general health-checks of servers.

●Installation,configuration,maintenance,up-gradation,remote technical support, patch management, troubleshooting, repair, monitoring and supporting of Web Sphere technologies including MQ, Web Sphere Message Broker and Web Sphere Application Server by defining queues, process definitions, communication channels, designing clusters.

●Configured SSL certificates and Secured web server interface, session management, JDBC resources, connection factories and JMS resources in all middleware servers.

●Experienced in Broker creation and configuration with Queues and Topics in Amazon MQ and monitoring the flows and logs using AWS Cloud Watch, worked in deployment of BAR files and administration of Execution Groups and Messages Flows in IIB using Ansible.

Environment: Web sphere – WAS, Weblogic-12c, MQ /MB –IIB / ACE, AWS

IBM

Middleware Administrator

Jan 2018 -Aug 2021

Client: Scotia Banking, NY

Summary: I efficiently managed and maintained middleware systems, ensuring seamless communication and integration between diverse banking applications. Implemented robust solutions to optimize system performance, contributing to the bank's overall operational efficiency and reliability.

Responsibilities:

●Worked on web servers like Apache HTTP and Tomcat, application servers like IBM Web Sphere application server, and JBOSS, Kafka for deployment.

●Configuring of JDBC Providers, Data Source, Virtual Hosting, Global Security, LDAP. Worked on maintaining High Availability (HA) with Integration Platforms–ActiveMQ, Dynatrace and Weblogic.

●Performs troubleshooting and solving of Middleware Application Incidents-Perform troubleshooting, incident response, and patching in a timely manner.

●Worked on installing the IBM MQ fixpacks on V9 on Linux rpm utility and migrated the queue managers to the latest version MQ servers.

●Experience in Server Technologies - Java, JSP / Servlets, EJB, Java Security, Web Services, JVM, Cluster Technologies, Web Services. Configuring using XML, JSON, EJB, HTML.

●Worked on MQ High Availability on different Operating Systems using Power HA, VCS, and IBM Multi-Instance queue manager and on SSL/TLS setup on MQ Queue Managers to secure the remote connections and troubleshoot security level issues and provided RCA.

●Worked on Daily healthchecks, analysing the stats with storing them with a timestamp and using Grafana

●Performed Administrative and Management tasks using shell Scripts written in Bash, C-Shell and CRON tab in Linux, PowerShell to automate SQL tasks to automate the tasks.

●Worked on daily basis CI/CD tools like Jenkins for deployments on Github, Kubernetes and containers.

Environment: Linux, Middleware –WAS, Web Logic, MQ/MB – IIB/ACE, Azure CI/CD

IBM

Middleware Administrator

Jan 2017 - Dec 2017

Client: NASCO, Atlanta

Summary: Middleware components like WAS, MQ, MB, and Data Power play a crucial role in facilitating communication and data exchange between different applications within the NASCO ecosystem.

Responsibilities:

● Installation Configuration and Administration of WebSphere Application Server ND 6.1/7.0.0.x and Data Power,MQ using GUI platform for all Dev, QA, Staging & Production environments, Creation - DMGR, application server and custom profiles in Linux platform for Dev, QA, Staging and production and federated application server and custom profile to DMGR using add Node.sh command.

●Using Azure Logic Apps to design and automate workflows that integrate with various services and systems, including middleware components. This can streamline the deployment and orchestration processes

● Migrated the automated deployment process, was-admin scripts for production/Test/Development from WebSphere Application Server ND 6. x to WebSphere Application Server ND 7.x. using Kafka.

●Created the Clustering Topology in WebSphere Application Server ND V6.x/7.x to achieve Workload Management (WLM), High availability, Load Balancing and Hardware fails over.

●Configured Web server plug-in to direct dynamic requests to application servers for load balance in clustered environments.

●Installed EAR’s and configured application specific JVM settings, Web container parameters using the Admin Console and WSADMIN.

●Experienced in Installing, configuring, and maintaining J2EE Applications on WebSphere Application Server 6.x/7. x. HTTP Server in a multi clustered, multiplatform, and high availability environment

IBM

Middleware Administrator

June 2015 - Dec 2016

Client: Walmart, Bentonville, AR

Summary: This role involves collaborating with cross-functional teams, resolving technical issues, implementing upgrades, and supporting the integration of middleware technologies to meet the specific requirements of Walmart's IT infrastructure.

Responsibilities:

Implement and support the Web Sphere MQSeries, Message Broker (6.1 and 7), ActiveMQ and Weblogic - 12C infrastructure in the Production, Staging and Development Environment.

Experience supporting technologies including AMQ, IBM MQ, WebSphere Message Broker and WebSphere Application Server.

Experienced in Development, Administration, Design, Implementation and Performance Monitoring of Message Based Business Systems using IBM WebSphere MQ 6.0 and 7.0, MWMB 6.x, 7.x on various platforms Windows NT/2000, 2003 server, Unix and Z/OS.

Administered Linux servers for several functions including managing Apache/Tomcat server, Mail server and MySQL databases in both development and production environments, associated in installing WebLogic/Tomcat application, deployment of WAR, JAR and EAR files across all environments.

Working experience on SSL configuration, troubleshooting the SSL related issues, generating the CSR requests using GUI as well as CLI.

Experience with MQSeries Clustering, MQ Client-Server setup, tasks including developing, deployments, writing MQScript Commands for defining queues, process definitions, communication channels, designing clusters, Experienced in deploying solutions in High Availability HA, Load Balancing Configurations eliminating single points of failure.

IBM

Linux Administrator

June 2013 – Dec 2015

Client: Walmart, Bentonville, AR

Summary: In my role as a Linux System Administrator supporting Walmart clients, I executed comprehensive hardware and software maintenance tasks, ensuring the stability and efficiency of the Linux-based infrastructure. I conducted regular system upgrades,

Responsibilities:

I was associated with Walmart (US & International) working for Unix environment.

Performing technical and application support in the administration, installation, Monitor Clients Servers and Database Constantly and troubleshooting on down servers in both command line and graphical user interface through SSH, Telnet

Installing Linux-BIOS Configuration, Hard disks, CD-Rom Drives, NIC cards, Backup Switch, filesystems and creating RAID with backups taken on servers and installation of hardware peripherals.

Worked on Virtual Machines configuring the ILO or the IMMs for server remotely, Worked on

Blade Center-E Series & S-series through various environments in Nortels, Backup’s, storage through

Remote Consoles, Citrix, Remedy versions7 and LOTUS9.

Experience in IBM Blade Chassis (E-chassis and S-Chassis) and other IBM hardware also Experience in DRBD based Cluster environment in Linux.

Configuring and maintenance of VLAN’s and Network & Troubleshooting of Network switches (NORTEL – 6 port & Cisco 2950).

Level 1 Troubleshooting for IBM Storage (IBM -N5200, 3700, 3300), EMC (CX-300, AX-4's, VNX boxes) and Troubleshooting File system issues, performing FSCK's.

Firmware Up-gradations on standalone & Blade servers remotely on both AIX and Linux by taking TSM/NAS backups on the server’s timely manner.

Maintenance of Virtualization technologies like XEN, VMWare using vSphere Client, Windows servers through remote access/reflection-X using 2003 and 2008.

Schneider Electric,India

Automation Associate

Sept 2010 – Aug 2011

My role involved in architecting the system, implementing functionalities automation for ‘Order Management System for Harmony Push Buttons' Finished Goods Lines, and ensuring smooth integration for effective order processing and management.

Responsibilities:

The Order management system is an automated method of manufacturing process where this System is used to optimize the production into single line flow and also helps to control the reference-based manufacturing.

In this system the complete line is automated & a Unique barcode system will also be implemented for the packing system and a Weighting system will be provided to avoid the wrong quantity packing of the secondary packing line hich helps to avoid the mix up of references & same time helps to identify the products with respect to voltage levels.

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