SUMMARY

• Self - motivated and results-oriented professional with proven abilities in strategic planning, managing projects, improving efficiency of operations, team building, and detailing project information to determine effective processes for operations.
• Proven track record in customer service, providing solutions, managing operations motivating team members and achieving company profit goals. Excellent written, oral, and time management skillswith the ability to adapt to an ever-evolving business environment and a company's internal/external process.
• Highly organized and committed professional with 12+ years of production support and site reliability experience in IT, especially in Middleware administration. Specialized in Installation, Cluster set up, Deployments, Troubleshooting, patch up gradation, version upgrades migrations, SSL/TLS configurations, Housekeeping tasks, Performance analysis, Performance tuning, investigations and root cause analysis.
• Experience with designing and architecting distributed HA WebLogic and WebSphere environments in Linux and AIX environments
• Proficient working knowledge in IBM MQ and Message broker technologies in a distributed HA environment with multiple queue managers.
• Experienced in virtualized shared technology environment with distributed, highly available (vertical and horizontal cluster) WebLogic domains and WebSphere cell/profiles.
• Deep understanding experience with internet facing web application request flow and functionalities between various technology components
• Highly knowledge of ITIL process like Incident, Change, and Release Management. Good interpersonal skills: team player, able to establish positive relationships, Confidential t, detail-focused.
• Experience with monitoring and tuning on a regular basis. Produces statistics on performance and is responsible for identifying and resolving performance problems.
• Experience in automating housekeeping tasks using Confidential and Perl scripting.
• Experience with supporting and maintaining F5 Big-IP load balancers to include set-up, maintenance, upgrades and replacement of the latest generation of F5 LTMs.
• Working knowledge with DMZ environment setup with apache, IIS servers with LDAP servers as the authentication module.
• Experience with design and implementing the forward, reverse and 2-way proxies with apache and F5 LTM load balances.
• Experience in MaintainingWebLogic and WebSphereServer on different UNIX and Windows platforms and setting up the Development, Testing and Production environments.
• Deploying J2EE Application archives (JAR, WAR, EAR and RAR) and Web-Based and enterprise applications on WebLogic Application Server.
• Installed and configured Apache Web Servers as proxy and reverse-proxy in various internal and external facing environments.
• Deployed applications in multi region highly available domains and maintained Load balancing, High Availability and Fail over functionality.
• Experienced in applying oracle patches and plug-ins forWebLogicApplication Server 9.x/10.x/11g/12c versions.
• Extensive experience in finding the JVM Memory Leaks using the MAT and Jrockit mission controland adjusting the JVM Heap Sizes.
• Extensive experience in configuring and managing secured environments using SSL/TLS and digital certificates.
• Highly experienced in installation, application deployment, monitoring and maintenance of Apache Webserver 2.2/2.4 and Tomcat 7.0/8.0 on UNIX/Windows environments.
• Extensive experience in troubleshooting JVM issues by using thread dumps
• And heap dumps forWebSphere and WebLogic by using samurai, Jrockit mission control, IBM heap analyzer.
• Very strong experience in Clustering (both horizontal and vertical), Workload management, creation and maintenance of Domains, Nodes and Managed Servers instances in distributed WebLogicserver environments.
• Expertise in multi-region WebLogic domains creation, managing active/active and active/standby domains and deploy applications with zero down time
• Expertise on RedHat Enterprise in Linux5/6/7, Oracle Solaris, IBM AIX and Windows2008R2/2012 OS environments.
• Experience in Ticketing tools like ServiceNow, HPSM, Remedy, CA Service Desk and Production monitoring tools like Icinga, Sites-cope, Oracle EM and http analyzer tools.
• Experience with network storage technologies of EMC and Netapp NAS storages
• Strong experience of F5 Load Balancing, creating VIPs, Pools, custom profiles, custom Monitors and SSL/TLS certificate updates.
• Experience with TCP Dump, Wireshark and analyzing network traffic.
• Expertise in updating F5 fix packs and hot-fixes in single threaded and HA F5 environment
• Deep Technical understanding, Networking skills of OSI and TCP models, DNS, UDP and DHCP. strong knowledge and experience of subnet, VLAN and CIDR technologies and the ability to troubleshoot problems.
• Expertise in writing UNIX Confidential, Perl Scripts, WLST for creating WebLogic domains, deploying applications and schedule maintenance automation scripts.
• Strong troubleshooting skills inWebLogicApplication Server platforms.
• Experience handling multiple concurrent tasks and projects.
• Responsible in providing 24x7 on-call supports for product delivery platforms and application troubleshooting and problem resolution, including managing, escalating, scheduling and reporting corrective actions.
• Excellent communication, interpersonal, and analytical skills. Proven ability to learn and rapidly adapt to new challenges.
• Ability to focus on complex tasks and to understand interaction of this technology area with parts of the infrastructure.
• Experienced in installing SSL certificates on apache, IIS, WebLogic, WebSphere and F5 LTM load balancer platforms.
• Managed the Security and Performance optimizations for EJB containers and web applications in WAS, Tomcat, JBoss, IBM HTTP Server and Apache Web Server and Tomcat Server.
• Automating deployments to Tomcat and Apache Servers using Jenkins tools for continuous integration
• Created and configured clusters of servers both vertical and horizontal on federated nodes for load balancing and failover.
• Involved in trouble shooting application server, web server and plug-in logs and analyzed them using Log Analyzer in case of any critical issue.
• Automating deployments to server using Jenkins tools for continuous integration
• Worked extensively with AWS services like EC2, S3, VPC, ELB, Auto Scaling Groups, Route 53, Cloud Trail, Cloud Watch, Kinesis, Cloud Formation, Cloud Front, Lambda, IAM, SNS, and RDS.
• Launching instances, adding them to the proper VPC cluster, creating NAT gateways for external addressing, creating IAM roles for user access, putting proper policy in place for access control.
• Experienced in creating RDS instances to serve data through servers for responding to requests.
• Proficient in writing Cloud Formation Templates (CFT) in YAML and JSON format to build the AWS services with the paradigm of Infrastructure as a Code.
• Experienced with installation of AWS CLI to control various AWS services through Confidential /BASH scripting.
• Customer focus to ensure quality and timely responses, effective writing and communication skills and ability to work on flexible timings when need to work during off hours.

TECHNICAL SKILLS

AWS services: EC2, ELB, VPC, RDS, IAM, Cloud formation, S3, Cloud watch, Cloud trial, SNS, SQS, SWF, and EBS.

SCM Tools: Subversion (SVN), GIT, Bit Bucket

Build Tools: ANT, MAVEN, AWS code build

CI Tools: Jenkins, AWS code pipeline

Configuration Management: Chef, Ansible

Virtualization: Software's Docker, VMware

Virtual Orchestration: Kubernetes, Docker, Terraform, Cloud formation

Scripting: Ruby, Python, Bash Confidential

Servers: Apache Tomcat, JBOSS, WebLogic, WebSphere, IIS

Programming Languages: C++, Java, Python, Ruby, JavaScript, Apex, PHP, JQuery, YAML

Monitoring Tools: Cloud watch, Splunk, Elastic Search, Kibana

Database: System SQL Server 2000/2005, Mongo db, Oracle 9i/10g-PL/SQL

AWS: RDS Aurora, MySQL, Dynamo DB, Redshift.

Linux: Flavors Centos 6.5,7, Ubuntu, RHEL

PROFESSIONAL EXPERIENCE

Confidential, Richmond, VA

Senior Lead

Responsibilities:

• Design and implement Oracle WebLogic 11g/12c and IBM WebSphere in DEV, TEST, QA and PROD environments.
• Upgrading WebLogic8.x/ 9.x/10.x to 11g/12c, Applying WL patches and F5 hotfixes/fixpacks.
• Installed and configured Apache Web server and Apache Plug-in to work with WebLogic Server.
• Build and support external and internal facing Windows 2008/2012 server IIS environments, sites and application pools.
• Deploying and troubleshooting of .Net based Applications on large IIS web server farms by analyzing the window event logs and IIS server logs
• Creating, deploying, renewing and Import & export of the SSL/TLS certificates.
• Performed day-to- day tasks to ensure the smooth and efficient operations of the WebLogic run time environment including troubleshooting, system backup and recovery.
• Conducts problem resolution. Performs research and testing to determine cause and makes necessary corrections.
• Developed WLST Sand WSADMIN script to deploy Enterprise Applications onto a domain.
• • Involved in configuring JDBC drivers, Data sources on WebSphere Application Server 8.0/8.5
• Experience in deploying EAR, WAR and JAR files on WebSphere Application Server 8.0 and configuring various resources for applications
• Installed fix packs and cumulative fixes to upgrade the version of the WebSphere Application Server 8.0/8.5
• Configured SSL, requested digital certificates, created self-signed certificates and imported/exported public/private keys on WAS 8.0/8.5
• Responsible for setup, Installation and Administration of IBM WebSphere Application server, 7.0/8.0/8.5
• Involved in Load balancing/Tuning/Clustering for IBM WebSphere Application Server using Deployment Manager (Network Deployment)
• Installing and configuring WebSphere Express and installing plug-in and configuring with IBM HTTP Server
• Installing, configuring, and administering Apache Web Servers and install plug-in, configure, and integrate with WebSphere Application Server and Tomcat
• Created and configured clusters of servers both vertical and horizontal on federated nodes for load balancing and failover
• Involved in trouble shooting application server, web server and plug-in logs and analyzed them using Log Analyzer in case of any critical issue
• Analyze the application delivery issue at various levels of infrastructure components like webservers, application servers, site minder and Database servers.
• Determine and Analyze application performance issues at web, App and network layers and address them through the SDLC DEV, TEST, QA and PROD.
• Install application delivery infrastructure with F5 LTM VIP, POOLS and NODES.
• Working on implementing network protocols TCP, HTTP and UDP protocols for applications to deliver customer needs with high availability and best performance.
• Implementing F5 LTM high available infrastructure with active/active and active/stand-by install and administer to make sure units high available 24/7.
• Administer with apply F5 LTM fix packs and hotfixes to make sure F5 units are up to standards and secured from vulnerabilities.
• Troubleshooting and resolving the issues network components like F5 LTM, Firewalls, LDAP and SSO infrastructure.
• Design, implement TIBCO middleware by installing TIBCO admin, Hawk, RVRD and EMS services in HA cluster with FT failover methods

Environment: AWS, Puppet, Chef, Ansible, Jenkins, ANT, Maven, SVN, GitHub, Splunk, Oracle WebLogicApplication Server 8.x/9.x/10.x,/11g/12c, IBM WebSphere V7/v8, JDK 1.4/1.51.6/1.7/1.8 , Python, Jrockit 1.6/1.7, Apache 2.x, IIS 6/7/8, Solaris 8/9, Red Hat LINUX5/6/7, Windows 2003/2008/2012 , F5 Load balancer, SiteMinder, Icinga, JMX, Oracle 8i/9i/10i/11g, JDBC, OpenSSL, Secure SSH and CyberArk.

Confidential - Richmond, VA

Senior Lead

Responsibilities:

• Installed, configured and administered WebLogic Server and on various environments.
• Responsible for migration of application from WebLogic 10.2 to WebLogic 12C.
• Involved in Installation, Administration and Configuration of WebLogic server.
• Configured WebLogic JMS Servers, JMS Modules, JDBC Data Sources, JDBC Connection Pools.
• Performed troubleshooting and/or configuration changes to resolve middleware issues.
• Responsible for the configuration and administration of Sun One Web Servers and Apache Web.
• Servers, including installation and configuration of WebLogic proxy Plug-ins to proxy load balanced requests for dynamic content to backend WebLogic Application Servers.
• Responsible for documenting the current architectural configurations, detailed data flow and troubleshooting Guides for application support.
• Administration of active applications, application performance monitoring - recycling the application server including installation of plug-ins for iPlanet and Apache Web server.
• Developed infrastructure, Installation and support of System on Test, UAT and Production environments.
• Deployed application formats like WAR, JAR and EAR in WebLogic 9.2, 10.3.
• Applying oracle critical patches and PSU patch updates to WebLogic11g/12c.
• Performed Disaster recovery exercise during production environment failure.
• Setup of SFTP connection between Unix/Linux servers.
• Configure and administered WebLogic server with Oracle 11g database.
• Deployed the applications on multiple WebLogic Server instances and maintained Load balancing, high availability and Fail over for the servers.
• Configure and administered Connection pools, multi connection pools and Data Source for JDBC connections.
• Developed Crontab scripts for timely running jobs and provide server status periodically monitored logs for optimal performance.
• Troubleshooting and fixing of problems on WebLogic Application Server.
• Coordinated with the application support team to identify and correct issues related to WebLogic application server and network latencies.
• Configuring JDBC connections and data sources with Oracle database server troubleshooting and fixing up problems.
• Configured and maintained Amazon Web Services which include services like Amazon EC2, ELB, Auto-Scaling, S3, Route53, IAM, VPC, RDS, Dynamo DB, Cloud Watch, Elastic Cache, SNS, SQS, Cloud Formation and Direct Connect as part of Migration Process.
• Working on Multiple AWS instances, set the security groups, ELBs and AMIs, Auto scaling to design cost effective, fault tolerant and highly available systems.
• Launched LAMP stacks in multitier AWS instances in different subnets in Amazon VPC, and Security Groups to maintain high security.
• Handled working with tools for log analysis and alert triggering and connecting them to different monitoring tools AWS CloudWatch.
• Used Terraform to provision Infrastructure for cloud.
• Performed code commit, revert, checkout and merge operations on GIT and pushed sourced code to GitHub.
• Scripting in multiple languages on Linux, Confidential scripting, python scripting etc.
• Supported on call schedule for Production support.
• Involved in 24X7 on-call support for production environment and UAT environment.

Environment: AWS EC2, S3, Tomcat Apache, Cloud Formation, Terraform, Dynamo DB, VPC, IAM, Splunk, Elastic Search, Kibana, Git, Linux, Jenkins, Maven, Chef, Ansible, SonarQube, Docker, Kubernetes.Oracle Weblogic application server 11g/12c, JBoss 5.1/6.0, Apache 6.1, Python, Data power appliance, Red Hat Linux, Windows, Oracle Service Bus, Oracle BPM, JDK1.6/1.7, J2EE, JRockit, JSP, Servlets, EJB, LDAP, JDBC, XML, Oracle 11g,WebSphere V8, XML Gateway, Red Hat Linux6/7.

Confidential, Tampa, FL

Senior consultant

Responsibilities:

• Installed, deployed, monitored, maintained and configured OracleWebLogicserver 9.x/10.x/11g/12c using graphic, console and silent mode in UNIX/Windows systems.
• Configured web logic Node Manager for running managed servers.
• Extensively used custom WLST tools to create and manageWebLogicdomains.
• Experience in Installation, Configuration, Deployment and Management of web and enterprise applications onWebLogicServers.
• Automated the Deployment process of various WAR, JAR, and EAR applications in clustered environment using WLST, Confidential and Perl scripts.
• Used WLST and Perl scripting to get run-time parameters. Generated and analyzed Heap dump and Thread dump. MonitoredWebLogicperformance using Wily Introscope.
• Executed performance tuning of OracleWebLogic and IBM WebSphere application server environments.
• Involved in monitoring error logs, troubleshooting and fixing the problems.
• Configured distributed, multi datacenter domains with Horizontal scaling clusters, generic and multi data-source JDBC Connection Pools, JMS Servers, queues, topics and connection factories.
• Deployed the applications in formats of WAR, JAR, and EARs across clusters with active/stand-by and active/active distributed configurations.
• Worked on upgrading JDK versions, alsoWebLogicservers from lower versions of 9.x, 10.x to 12c making sure all the applications are running after performing upgrade task.
• Involved in applications migration from older server environments to newer server environments providing high availability and accessibility.
• Followed industry standard SDLC methods to successfully decommissioned older applications and servers from all non-prod through production environments.
• PerformedWebLogicserver administration tasks like configuring Managed servers with remote start/stop capability with node managers and setup cluster environment.
• Set up Wily for monitoring, notification, root cause analysis and data reporting.
• Involved in quarterly disaster recovery sessions and supported the applications making sure they run smoothly before and after the checkouts and traffic migration.
• Installed and configured Oracle WebLogic Application server and WebSphere application servers.
• Deployed web and enterprise applications on JBoss and WebSphere application servers through admin console and WSADMIN scripts.
• Provided online and on-call support during application go-live timeframe. Also involved in troubleshooting during such times.
• Prepared documentation concerning the new applications giving system/project overview, topology of test-prod environments, directory structure, application architecture, monitoring and management details, troubleshooting steps.
• Prepared Environment matrix sheets listing hostnames, cluster name, domains, OS,WebLogicand Java version, console URLs, application andWebLogic log path.
• Involved in 24X7 on-call support for critical issues in production and QA as needed.

Environment: OracleWebLogicServer9.x/10.x/11.x/12.x, JDK 1.4/1.5/1.6/1.7/1.8 , JRockit, IBM WebSphere V7/V8, Apache 2.x, Tomcat 7.0/8.0, Sun One/ iPlanet, IIS 6/7, IBM MQ, TIBCO, AIX5/6, Red Hat LINUX 6/7, F5 LTM, F5 GTM Load balancers, SiteMinder, RTView, Wily, JMX, Oracle 8i/9i/10g/11g, JDBC, LDAP, subversion, EJB, JSP, Servlets, Java Keytool, OpenSSL, Secure SSH, WinScp, FTP, Confidential Compare.

Confidential

Senior Lead

Responsibilities:

• Installed, configured and administeredWebLogicServer and on various environments.
• Responsible for migration of application fromWebLogic10.2 toWebLogic12C.
• Involved in Installation, Administration and Configuration ofWebLogicserver.
• ConfiguredWebLogicJMS Servers, JMS Modules, JDBC Data Sources, JDBC Connection Pools.
• Deployed/released J2EE applications (WAR, JAR and EAR) into clustered and non-clustered production environments and supported post-release issues.
• Performed troubleshooting and/or configuration changes to resolve middleware issues.
• Responsible for the configuration and administration of Sun One Web Servers and Apache Web Servers, including installation and configuration ofWebLogicproxy Plug-ins to proxy load balanced requests for dynamic content to backendWebLogicApplication Servers.
• Responsible for documenting the current architectural configurations and detailed data flow and Troubleshooting Guides for application support.
• Administration of active applications, application performance monitoring - recycling the application server including installation of plug-ins for iPlanet and Apache Web server.
• Developed infrastructure, Installation and support of System on Test, UAT and Production Environments.
• Deployed application formats like WAR, JAR and EAR inWebLogic9.2, 10.3
• Performed Disaster recovery exercise during production environment failure.
• Setup of SFTP connection between Unix/Linux servers.
• Configure and administeredWebLogicserver with Oracle 11g database.
• Deployed the applications on multipleWebLogicServer instances and maintained Load balancing, high availability and Fail over for the servers.
• Configure and administered Connection pools, multi connection pools and Data Source for JDBC connections.
• Developed Crontab scripts for timely running jobs and provide server status periodically monitored logs for optimal performance.
• Troubleshooting and fixing of problems onWebLogicApplication Server.
• Coordinated with the application support team to identify and correct issues related toWebLogic application server.
• Configuring JDBC connections and data sources with Oracle database server troubleshooting and fixing up problems.
• Worked with load balancers team to configure BIG IP F5 load balancers and VIP and integrated with Apache web server. ntegrated the application infrastructure with F5 hardware load balancers and performed validation for failover and load balancing.
• Supported on call schedule for Production support.
• Created various types of Confidential scripts for custom log rotations, schedule maintenance scripts and JVM process monitoring scripts.
• Involved in 24X7 on-call support for production and UAT environments.

Environment: OracleWebLogicServer9.x/10.x/11.x/12.x, JDK 1.4/1.5/1.6/1.7/1.8 , JRockit, IBM WebSphere V7/V8, Apache 2.x, Tomcat 7.0/8.0, Sun One/ iPlanet, IIS 6/7, AIX 5/6, Red Hat LINUX 6/7, F5 LTM, F5 GTM Load balancers, SiteMinder, RTView, Wily, JMX, Oracle 8i/9i/10g/11g, JDBC, LDAP, subversion, EJB, JSP, Servlets, Java Keytool, OpenSSL, Secure SSH, WinScp, FTP, Confidential Compare.

Confidential

Senior Developer

Responsibilities:

• Installation and configuration of number of Tomcat Application Server 4.1/5.2.7 instances on development, QA and production environment.
• Installation of multiple instances Tomcat Application server on the same machine. Coexistence of multiple Application Server instances.
• Worked with Load Balancing/networking team to configure Application Servers.
• Expertise in supporting enterprise based distributed applications over a wide range of operating environments on a 24/7 rotation basis for high volume, secure transactions and Web services.
• Experience in setting up of Data Sources, Virtual Hosts, configuring Servlet Engines, Session Managers including planning installation and configuration of Tomcat Application Server Trace Service.
• Administration and troubleshooting of working Application - starting and stopping the application Server - Regenerating/updating plug-in for Apache WebServer.
• Enable global security for application Servers and applications using Clear Case vision by LTPA mechanism on Secure Way LDAP User Registry.
• Developed ANT scripts to build an application and deploy it in Tomcat application server.
• Involved in Application integration for Customer Trouble Ticket Tracking System, a web-based system using EJB Architecture deployed in Tomcat Application Server.
• Integrating the mainframe trouble ticket system to web-based system using EJB Architecture to be deployed in Tomcat Application Server.
• Assisting the application owner with questions about installation packages, assisting operations staff with questions about the execution of a change request, and maintaining operational procedures and Clear Case tools for managing the Server environment.
• Configured the WebServer interfaces, session management, virtual hosts and transports for Tomcat.
• Installation & Configuration of Apache WebServer and make junction works for the transportation of application through a WebServer.
• Configured resources such as JDBC providers, JDBC data sources, connection pooling and JavaMail sessions.
• Involved in configuring of load balancing using Tomcat Application Server workload management
• Trouble shooting, Performance tuning and Capacity Monitoring of Applications Servers using Tivoli Performance Viewer and log analyzer.

Environment: Oracle WebLogic server 8.1 SP6/9/10, IBM WebSphere V6, F5 LTM, F5 HTM, J2SE1.4/1.5, J2EE1.3/1.4, JDBC, JMS, Oracle 9i, DB2& Cloudscape, AIX 5.1, RHEL4/5, Apache2, Windows2000/2003, IBM HTTP Server 1.3.19, WSAD 5.0, Clear Case.