Sr. Application Admin Resume
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.
