Srini Cherukuri

• Red Hat server build using VMware Cloud for different environments like DEV/PAT/PROD/DR • Installation and configuration of RHEL, JBoss EAP, JBoss EWS, WebSphere Deployment Manager (Dmgr), WebSphere App Servers, IHS Web Servers using VMware Cloud • Deployment of Redhat6.x/7.x/Middleware Servers on VMware Vsphere center, HP servers, and register servers to ServiceNow central data portal • Implementation of Linux and Application configuration changes (Package Verification, Log Rotation etc.), server property modification using HPSA that includes custom build scans like UVER and TRMIS • Creation of logical volumes for different folder structures like /app as per ServiceNow tickets. Participation in pre-release/post release meetings with Software Development teams, Build and Change co-ordinators and QA teams • Collaboration with different teams such as Firewall, Lifecycle, Production, Network and Storage for day-to-day server management practices • Installation and routine checks of of monitoring scripts provided by the Linux, Database and Application Development teams. Similarly deployment of AutoSys clients on the server network and maintain continuous co-ordination with business and on-call teams • Deployed JBoss EAP & Web Servers and IBM Web Sphere Application ND Server 8.x. Management of Middleware administration tasks like Node Federation with DMGR, Integration of IBM WAS and IBM HTTP Servers in DEV, PAT, PROD and DR environments • Upgrading applications & packages, monitoring alerts from HPSA custom build scans, troubleshooting different issues related to Infrastructure, Software Deployment and Performance • Creation of Change Requests and Incident tickets using ServiceNow Portal. Updating centrally managed server database with details like PDL, DL, IT & Clarity Codes, Business Departments & Owners, UNIX handover teams etc.

• Application deployment in a complex multi component environment that includes WebSphere Application Server (WAS), IBM HTTP Web Server in a large UNIX/Solaris/Red Hat/AIX server stack • Deploying fix packs in WAS servers, co-ordination with UNIX & Linux infrastructure management teams in the build of new Physical and Virtual servers • Supporting disk space requirements by creating physical volumes, volume groups, logical volumes and extension of file systems • Install/upgrade Java (JDK, JRE), Tomcat Apache, and application software versions in servers from various environments and lines of business • Managed projects from different LOBs , responsible for implementing design plans, applying application upgrades, deploying new software versions, timely updates to centrally managed server spreadsheets and monitoring system performance and availability • Execution of SBG (System Build Guide) on a daily basis that consists of tasks including WAS, WPS, MQ, WebSEAL, TFIM, Cognos, and Jasper etc. • Participating in daily meetings with different teams (OS, Network, Application Deployment, QA, Change Management etc.), making recommendations regarding infrastructure and software functionality and escalation of troubleshooting issues using Consultation Request between peer team • Performed incident, configuration, change and release management functions

• Application Deployment Specialist assigned to Mobile Banking project DICE (Dynamic Image Capture and Exchange) for code implementation in various environments of heterogeneous nature comprising IBM Middleware solutions in UNIX and Windows environments • Key resource to co-ordinate internal LOB, application, QA and project teams with vendor developers and engineering teams • Deployed Java based applications in a large platform pool with Middleware and database network in a complex environment of AIX, Solaris, Red Hat Linux, Oracle, MySQL, WebSphere Application Server, web servers etc. • Managed application user creation process using SARF (System Access Request Forms) including sudo rights • Worked with vendor teams to analyze WebSphere issues including JVM performance and tuning using application logs • Experience with change management system using ServiceNow • Performed incident, configuration, change and release management functions • Recorded problem reports and defects using ServiceNow • System capacity planning for application servers, maintenance, provide support to identify and implement efficiency enhancement routines

• Deployment, administration and operational support of DIT, SIT, UAT and PROD environments for multiple projects using WebSphere Application Server in Solaris and Red Hat Enterprise environment • Performance tuning, troubleshooting and monitoring of WebSphere Application Server and applications in the Java Virtual Machine (JVM) through wsadmin scripts and ITCAM • Work across teams to ensure the highest-level platform performance, availability and disaster recovery. Identify opportunities for tuning enhancements to operating systems and JVM parameters and configurations, garbage collection, caching, queuing, connection pools, plug-ins and JDBC drivers

• As an active team member of Business Application Services (BAS) worked on various huge banking based, enterprise size operations dedicated to the implementation of both Infrastructure and Application Technologies (Windows and UNIX based) • Deploy components into PAT (Production Acceptance Testing) and PROD environments as per the defined Change Management procedures • Prepare deployment instructions, support performance testing and update code into source code library • Worked with various distributed technologies and application teams (UNIX, Microsoft, Middleware etc.) and Implemented projects with TS, Business Units and Engineering Teams to ensure successful implementation of products and changes • Conduct QA tasks as assigned to specific projects and prepare documentation as per the team standards. Communicate project and tasks status and provide timely escalation of issues As required research, develop and support processes, applications and products that maximize efficiency, effectiveness and system availability • Comply with the System Development Life Cycle (SDLC) and Project Management Methodology (PMLC) including development of project documentation that includes Implementation, Troubleshooting Methods and Enhancements • Act as a technical resource for the client to ensure deliverables meet business and end-users requirements • Ensured that project artifacts adhere to TD standards and audit requirements and are stored as per team standards

• Involved in the build and support of DEV, QA and UAT WAS 6.1/7.0 • Troubleshoot problems on various environments involving the integrations of WebSphere and IBM HTTP Server in Solaris and Red Hat Enterprise platforms • Involved in migration of multi-tier Java based J2EE applications from WebSphere 6.0 to 7.0 and worked closely with development team • Understanding and experience with Git and continuous integration tools • Implementation of Continuous Integration (CI) to provide automated builds • Application configuration and code deployment using Jython and wsadmin scripts • Develop and support best practices related to infrastructure configuration management, source code configuration management, continuous integration, continuous testing and rapid automated deployment • Worked closely with developers to define and configure application Servers, Virtual Hosts, Web Applications, Web resources, Servlets, JDBC drivers etc.

• Adapted best practices for WebSphere Application Server performance testing by varying the number of users or client load, record key system and performance metrics, response times, WAS/MQ/MB server machine’s CPU utilization etc. • Verification and monitoring of CPU utilization, memory utilization, disk I/O, and network traffic metrics of WebSphere, Message Queue, Message Broker, Apace Web Server, Sun ONE Web Server and WebLogic servers on AIX, Red Hat, Solaris and Windows • Monitoring and reacting on WebSphere’s Heap Size based on the verification of various system log files and Jython scripted scripts • Created and federated profiles to the Deployment Manager using Profile Management tool and automated the process using manageprofiles and addnode command • Recommended and used hybrid clustering (Horizontal and vertical) to make use of efficient resources on a single system. Responsible for deploying applications on the cluster and setting up the environment • Configured and administered connection pools, multi-connection pools and data source objects for JDBC connections • Configured WebSphere resources like JDBC providers, JDBC data sources 4/5 and connection pooling • Configured global security on WebSphere using IBM Directory Server and adminconsole • Involved in opening and working on PMR’s with IBM to solve various issue related to the environment. Enabled traces as part of troubleshooting and used collector tool to submit the logs and traces to IBM after running the must gather scripts and enabling various traces and taking thread dumps • Installed SSL certificates on the web servers using ikeyman tool