Sumit Shimpale

Background

About Sumit Shimpale

Experience in administering IBM WebSphere Application Server, JBoss, IBM WebSphere MQ, Tomcat, and WebLogic on Linux servers & managing web servers like Apache and IBM HTTP Server, while leveraging DevOps tools such as Jenkins, git for streamlined operations. Extensive hands-on experience in Proficiently executing Installation, Configuration, and Upgradation of (WebSphere & Jboss ) Application Server and adeptly handling JAVA SDK upgrades, WAS/HTTP patching, JVM parameter/argument tuning, as well as Proficiently managing deployments and crucial security activities such as LDAP-based User creation, Database user password change, and SSL Configuration. Expertise in Websphere MQ administration, including configuration, queue creation, MQ configurations, patching, installation and support for various middleware-related activities. Successfully orchestrated and executed Build deployments using Jenkins pipeline for IBM WebSphere Application Server and JBoss Application Server, ensuring seamless and efficient software delivery. Proficiently oversee user management, profile creation, server configuration, and policy implementation for production servers in IBM WebSphere Application Server, JBoss Application Server, and Jenkins Managed Application Servers. Expertly develop and maintain architectural changes, fostering secure, resilient, and containerized production environments with round-the-clock support. Effectively utilized various tools, including Jenkins, IBM ISAM / TAM / TDS, Performance Tuning Toolkit, Ikeyman, Thread Heap and GC Analyser, and Remedy / Service now for change management Automation and configuration management using Shell Scripting, Jenkins. Setting cron jobs for generating alerts for any malfunction into the system such as Hung Thread detection, high disk usage, heap exhaustion, CPU spike, Clone session increment which help detect issues before escalations and avoid severities and SLA in-depth analysis with thread dumps, heap dumps, and GC logs to identify and resolve issues in middleware systems. My competence lies in delivering thorough root cause analyses, enhancing overall middleware administration. Proficiently managing and providing support for frontend web-based URLs, I have leveraged RBAC utility to enhance security within the environment. By implementing role-based access control Effectively tackled exceptions, such as Hung Threads, Out Of Memory (OOM ), ORA, and MQRC issues, CPU Starvation, Port Conflicts, and Create or Wait Exceptions, Messaging engine issues, ensuring seamless operations.