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Sr. Application Admin Resume

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Bethpage, NY

PROFESSIONAL SUMMARY:

  • Around 8 years of extensive experience in the IT industry in DevOps, JBoss, WebLogic, and Tomcat Administration, Monitoring, Troubleshooting and Maintenance on WebLogic Servers.
  • Expertise in Installation, Configuration, Deployment and Troubleshooting of JBoss 4.x/5.x/6.0/7.x, BEA WebLogic Server 8.1/9.x/10.x/11g/12c and Tomcat 5.x/6.x/7.
  • Automated and manually building artifacts and JVM deployments using Jenkins 1.596.2 on JDK 1.7.
  • Deployed Clustered Environments on (Single and Multi Box) using different application server for vertical and horizontal clustering.
  • Worked on setting up the life cycle policies to back the data from AWS S3 to AWS Glacier, Worked wif various AWS, EC2 and S3 CLI tools.
  • Used CLOUDWATCH for monitoringAWScloud resources and the applications that deployed onAWSby creating new alarm, enable notification service.
  • DesignAWSCloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
  • Design roles and groups for users and resources usingAWSIdentity Access Management (IAM).
  • Stay current wif the latest features/capabilities of theAWSplatform.
  • Used AWS Beanstalk for deploying and scaling web applications and services developed wif Java, PHP, Node.js, Python, Ruby, and Docker on familiar servers such as Apache, and IIS.
  • Knowledge of Designing Chef automation solutions for middleware servers
  • Hand full of Experience in Jenkins NANT, TFS, PowerShell, VMware
  • Experienced in applying patches and plug - ins for Weblogic Application Server.
  • Extensive experience in finding the Memory Leaks and adjusting the JVM Heap Sizes, using the Optimize IT and JProbe.
  • Working noledge of JBOSS 4.x/5 and exposure to distributed queuing architectures.
  • Extensive experience in configuring and managing secured environments using SSL and digital certificates.
  • Experienced in J2EE (JSP, Servlets, EJB, JNDI, JMS), java2.0, JDBC, Java Beans, RMI, JavaScript, XML, IODC, HTML, SQL.
  • Working noledge of IBM MQ Series, Siteminder.
  • Good working experience in server side java programming using J2EE technologies - Servlets, Applets, JSP 1.x, JDBC, RMI, JNDI, EJB.
  • Good working noledge on Oracle Enterprise Linux OS environments.
  • Experience in ticketing tools like HP PPMC and Production monitoring tools like HP M360, Oracle EM and http analyzer tools.
  • Good understanding of load balancing using F5, Site minder and DNS.

TECHNICAL SKILLS:

ITIL ITSM: ITIL, Service Now, CMS, SCR, SAM, and LDAP.

Programming Languages: C, C++, Java, ASP.Net(C#), JEE, SQL, PL/SQL, ADO.Net

Java: JDK 1.6, Collections, Multithreading, Networking, Generics, Exception Handling, Files and Streams, JDBC

J2EE Servlets: JSP, JSTL, Struts, Spring AOP, JNDI, JMS, JTI, Ajax, EJB, Spring IOC, Hibernate, Java Beans

Software Methodologies: SDLC, Waterfall, Agile, XP, Scrum

Databases: Oracle 10g, MySQL

Database Tools: SQL Client, TOAD, SQL Developer

Web/Application: Servers IBM Web Sphere 6.x, Web Logic 10, Apache Tomcat,JBoos

IDE: Eclipse, Net Beans, TOAD

Version Control Tools: CVS, SVN

Tools and Packages: Rational Rose, Ant, Maven, Log4j, TOAD, MS Office, Dreamweaver

PROFESSIONAL EXPERIENCE

Sr. Application Admin

Confidential - Bethpage, NY

Responsibilities:

  • Installed and configured WebLogic Application server 11x/12c using graphic and silent mode and configured Weblogic domain
  • Configured Node Manager for running managed servers
  • Installed and configured plug-ins for Apache HTTP server and Sun One Web server to proxy the request for WebLogic server.
  • Updated JDK's and installed service packs and patches for WebLogic Server.
  • Using applications Hadoop, IBM Informix, IBM WebSphere, RemedyForce, Integration Bus and other middleware technologies
  • Used Chef and other configuration management tools to deploy consistent infrastructure code across multiple environments
  • Worked on Oracle Fusion 11g architecture making most of the investment in applications.
  • Also installed, configured and administered JBOSS 6.0 server in various environments.
  • Used Devops, Ansible Puppet and Gerrit
  • Used centralized configuration for multiple servers in JBOSS domain mode.
  • Experience in Batch-Scripting for automating and reducing the time taken for everyday tasks.
  • Deployed web and enterprise applications on JBoss application server.
  • Configured and administered JDBC Connection pools/multi pools/ data sources on WebLogic server.
  • Also responsible for installing and configuring third party software necessary to test products such as Apache Server.
  • Worked wif Atlassian tools like Bamboo & Jira.
  • Automated the Build Process using Jenkins.
  • Installing of HTTP plugins for Apache, iPlanet and Microsoft IIS.
  • Used ANT, Puppet/ Chef Scripts wif Ivy to build the application and deploy.
  • Involved in monitoring error logs, troubleshooting and fixing the problems.
  • Used Subversion (SVN) to maintain present and historical source code versions and documentation.
  • Used Build Forge and Jenkins for enterprise scale infrastructure configuration and application deployments.
  • Used HP OpenView for managing applications, network conditions and status across the platform
  • Involved in a team to design a strategy and well organized planning in data center migration using TDS.

Sr. Middleware Engineer

Confidential -New York, NY

Responsibilities:

  • Provided monitoring, configuration, testing, maintenance and production support of various applications and servers.
  • Configured the HC Scripts, Monitored and Provided 24/7 support for 25+ servers during the SOCHI Olympics 2014.
  • Participated in Migration undergoing from JBoss 4 to Weblogic or JBoss 4 to JBoss 6 and its respective POC.
  • Used Hudson/Jenkins for automating Builds and Automating Deployments DevOps.
  • Installed and configured JBoss 6.2 in local machine during JBoss 4.3 to JBoss 6.2 application server migration.
  • ConfiguredAWSIdentity Access Management (IAM) Group and users for improved login autantication
  • BuiltAWSCloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of web applications and database templates
  • Create read replicas ofAWSRDS-MySQL DN in various regions and Availability Zones using backups and snapshots
  • Create read replicas ofAWSRDS-MySQL DN in various regions and Availability Zones using backups and snapshots
  • Worked wif team members to create ISR/ASR/RFC requests to schedule production application deployment and maintenance activities.
  • Monitor Control M and Cron jobs and coordinate wif Production control teams to resolve the alerts.
  • Configured Secure Sockets Layers (SSL) for data encryption, client autantication on Apache Servers.
  • Performed Performance tuning of JVM heap size, GC, Java stack trace analysis.
  • Leaded the team of 8 and provided 24/7 on call support in both testing and production environments.
  • Installed, Configured and utilized AppDynamics (Tremendous Performance Management Tool) and Splunk in the whole JBoss Environment. Troubleshooted issues occurring during installation.
  • Build proper SOP/Checklist Documents for number of important Processes (Installation/Decommission/Migration/Report Generation and more).
  • Managed daily JBoss Outage Tracker.
  • Developed Ansible Playbooks to management of hosted instances wifinAWS. Configuring and Networking of Virtual Private Cloud(VPC)
  • Worked on provisioningAWSand deploy ansible and Jenkins to completely provision and manage the instances
  • Developed build scripts using ANT and MAVEN as the build tools for the creation of build artifacts like war or ear files.Worked as a Level2/Leve3 Escalation point for any issues regarding wif Weblogic for a Very High Visibility Project.
  • Co-ordinate wif Oracle Support team to solve the issues on time.

Middleware Developer

Confidential - Chicago, IL

Responsibilities:

  • Installation, Configuration and Administration of JBoss 5.0/5.1/5.5 &JBoss 6.2 versions on Oracle Enterprise Linux (OEL) environment.
  • Coordination and implementation of production releases.
  • Liaison to Infra teams like OS, Network, Build, Server Ops, VM Ware, Onsite/Offshore support teams etc. for incident resolutions.
  • Apache web plugin configuration management.
  • Developed processes, tools, automation for Jenkins and DevOps based software for build system and delivering SW Builds.
  • Developed build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments.
  • Used NagiOS to identify and resolve IT infrastructure problems in various components including applications, services, servers and network protocols.
  • Created bash and ksh scripts to monitor domains, recycle clusters, monitor disk space, number of Apache connections, and ran them as cronjobs for timely running programs.
  • Configured JNDI as repository for EJB Home stubs, JDBCdata source, JMS connection factories, queues and topics.
  • Worked on provisioningAWSand deploy ansible and Jenkins to completely provision and manage the instances
  • ConfiguredAWSIdentity Access Management (IAM) Group and users for improved login autantication
  • Monitoring of WebLogic resources (WAR, EAR, JMS, JDBC) using tools such as wily introscope and JProbe.
  • Installed BEA patches using SmartUpdate tool, and troubleshooting application and post-installation issues.
  • Installed and Configured apache, iPlanet and IIS Plug-ins for WebLogic.
  • Design, Configuration and Testing of IBM MQ 6.0 Series as a foreign JMS wif WebLogic Server.
  • Dealt wif troubleshooting of issues like Out of Memory (OOM), High CPU Utilization and Server Hang.
  • Developed UNIX shell scripts that automate the WebLogic Administration (recycling the application server, deploying customer applications, logs rotation, monitor applications state, etc.)
  • Installed and Configured Ldap Server and integrated wif Weblogic Application Server.
  • Worked on Configuring channel secure CA/NetegritySiteminder wif webservers and Weblogic Applications.
  • Using Remedy as the trouble ticket and change management tool.
  • Worked on coordinating teamwork wif the offshore application teams and Operation teams.

Middleware Admin & Developer

Confidential

Responsibilities:

  • Installed, configured and maintained various middleware J2EE engines, WebLogic 11g on Solaris 10, Linux servers and test external and internal web hosting environments.
  • Installed, configured and maintained Oracle WebLogic suite 11g as part of Oracle fusion technologies.
  • Used Korn Shell. Scripting was used to monitor the system environment.
  • Worked on setting up the life cycle policies to back the data from AWS S3 to AWS Glacier, Worked wif various AWS, EC2 and S3 CLI tools.
  • Hands on experience in Amazon Web Services (AWS) provisioning and good noledge of AWS services like EC2, Elastic Load-balancers, Elastic Container Service (Docker Containers), S3, Elastic Beanstalk, Cloud Front, Elastic File system, RDS, Redshift, DynamoDB, DMS, VPC, Route53, Cloud Watch, Cloud Trail, Cloud Formation, IAM, EMR, Elastic Search.
  • Delivered Solutions to improve Cloud architecture, deployment for AWS Private and Public Cloud.
  • Created python scripts to automateAWSservices which include ELB, web servers, Cloud front distribution, EC2, database and security groups, S3 bucket and application configuration.
  • BuiltAWSCloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of web applications and database templates
  • Set up Secure Sockets Layer (SSL) communication between web servers Apache Tomcat and WebLogic Application Server.
  • Administered Apache Tomcat 5.5 and WebLogic server involving 20+ Java Applications
  • Worked closely to configure the Big IP F5 Load Balancer.
  • Used WLST to get run-time parameters. Generated and analyzed Heap dump and Thread dump. Monitored WebLogic performance using Wiley Interscope.
  • Troubleshoot production environment problems and participate in the team's 24/7 on call support rotation. Expert in solving environment problems which includes Network issues, Database issues, application code, etc.
  • Developed Ansible Playbooks to management of hosted instances wifinAWS. Configuring and Networking of Virtual Private Cloud(VPC)

Middleware Admin & Developer

Confidential

Responsibilities:

  • Installed, configured and administered Oracle/BEA WebLogic Server 8.1/10.0/10.3 in various environments like Development, QA, and Production on Solaris, Linux and Windows Operating Systems.
  • Installed and Configured JBoss Application Server 4.3 GA on Red Hat Linux 5.5.
  • Configuring, automation and maintaining build and deployment CI/CD tools git/ git-Lab, Jenkins/Hudson,Bitbucket, codecloud, ANT, Maven,Graddle Docker-registry/daemon, Nexus and JIRA for Multi-Environment (Local/POC/NON-PROD/PROD) wif high degrees of standardization for both infrastructure and application stack automation in AWS cloud platform.
  • Experienced in the Design/Architecture of AWS and hybrid cloud solutions.
  • Demonstrated competency wif the following AWS services: EC2, EBS, S3, RDS, VPC, Route53, ELB, IAM, Cloud Front, Cloud Formation and Ability to make recommendations on how new AWS offerings fit in the company architecture.
  • Responsible for creating Weblogic domains in Development, QA, Production from scratch.
  • Performed process automation via scripting (Perl, shell scripts)
  • Involved in migrating the setup from WebLogic 8.x/9.x/10.x.
  • Deployed different types of applications like WAR, JAR and EAR files in Weblogic 8.x/10.x and JBoss 4.3.
  • Configured Node manager to administer the Managed servers.
  • Configured and administered JDBC Connection Pools/Multi Pools/Data Sources on WebLogic Server 8.x/10.x.
  • Created and Configured WebLogic JMS Servers, JMS Modules and Bridge to provide interoperability between WebLogic JMS and IBM MQ Series.
  • Configured and administered Weblogic server wif Oracle10g/Oracle RAC database.

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