Client: DU

Emirates Integrated Telecommunications Company, commercially rebranded as du in February 2007, is one of the two telecom operators in the United Arab Emirates. DU offers mobile and fixed telephony, broadband connectivity and IPTV services to people, homes and businesses all over the UAE. DU also provides carrier services, a data hub, internet exchange facilities and satellite services for broadcasters.

Accomplishments:

• Part of E business app support handling du apps like selfcare and du.ae etc.
• Part of SME and Production L3 support and implementation, troubleshooting and responsible for resolving issues encountered across middleware products including WebLogic, Web Center Sites Tomcat and Apache.
• Well versed with installing and configuring WebLogic, Tomcat, WCS and Apache on standalone and Cluster environment to provide High Availability and Load balancing. Providing Disaster Recovery, scalability and Fail over support.
• Handling application deployments on preview and production.
• Validating backup techniques to ensure ease of system recoverability.
• Timely security patching and applying support fixes as required.
• Configured Apache webserver to proxy requests to Tomcat and WebLogic.
• Performing the deployments on tomcat containers.
• Proven ability to define System requirements, recommending solutions, analyze capacity and makes appropriate modifications.
• Typical troubleshooting involved like monitoring the error logs, finding the root cause of the problem and fixing it.
• Conducted performance testing of Apache and Tomcat services.
• Served the multiple operations groups that manage J2EE applications by providing enterprise-wide technology policy, standards, guidelines, information, and solutions to architect, deploy and manage applications.
• Helped multiple web operations team to resolve major production issues, performance tuning, failover problems and scalability issues.
• Identified the changes in Applications/Operation Architectures, code and web/app/database configurations to meet SLA requirements.
• Migrate on-premises machines to Azure using the Azure Site Recovery service.
• Configure and manage customer’s Virtual Network in Azure
• Provides technical administrative and configuration support for Microsoft Azure platform.
• Administer and provide day to day engineering and operational support for the Azure environment.
• Build Virtual Machines by using ARM templates.
• Working with Load balancer for web apps.
• Deploy Azure API management services to multiple Azure Regions

Client: Oracle PDIT CMS OPS

Content Management Services (CMS) provides content management systems and services to all of Oracle. Our content strategy is founded upon Oracle's unified Enterprise Content Management suite of products and on Oracle Web Center. CMS service offerings include content management, content translation services, web end-user delivery, integrated collaboration tools, records and retention management, legal hold & eDiscovery services, digital asset management, enterprise search, global content caching and Enterprise 2.0 technologies.

Accomplishments:

OCI with DevOps:

• Hands on experience of managing and administering OCI compute instances.
• Hands on experience of managing and administering OCI storage for applications.
• Knowledge of HA and DR solutions.
• Experience in deploying and migrating software computing infrastructure like storage, networking compute applications, middleware security migration of on premise workloads to Oracle Cloud Infrastructure.
• Experience in migration of Virtual Machines from on premise infrastructure to Oracle Cloud IaaS.
• Experience in setup Cloud Network Firewall Certificates by working with networking team.
• Manage the service instances, maintain capacity and schedules notifications and alerts.
• Knowledge of Oracle Cloud IaaS PaaS products and solutions.
• Coordination with client infrastructure and networking teams.
• Building up CI/CD pipeline using Jenkins for Java applications.
• Installation of Jenkins and Dockers as part of CI/CD and Source Configuration Management.
• Knowledge of software containerization platforms like Docker and Kubernetes.
• Installed and configured the WCS 11.1.1.8 on OPC.
• Managed Docker orchestration and Docker containerization using Kubernetes.
• Troubleshooting issues encountered during deployment

Middleware Admin & Lead:

• Ability to work effectively within the group and across different groups and LOBs and provide 24x7 on call support.
• Providing end to end support by following SRE model.
• Expertise in Root Cause Analysis and resolution
• Working on Akamai cloud which includes configuration for external Oracle facing sites like www.oracle.com, community.oracle.com, docs.oracle.com, www.java.com etc.
• Part of production L3 support and implementation, troubleshooting and responsible for resolving issues encountered across middleware products including WebLogic, SOA, Oracle Service Bus, Web center content, Web center sites, Akamai Cloud and F5 Big IP.
• Well versed with installing and configuring Web logic Servers in a Standalone and Cluster environment to provide High Availability, Load balancing, Disaster Recovery and Fail over support.
• Handling application deployments into DEV, Test, Performance and Production.
• Applying the latest security patches on WLS, SOA environment.
• Maintaining all existing environments that includes monitoring, performance tuning, application monitoring, migrations and upgradations between environments.
• Building up end to end applications - installation, configuration, maintenance of WLS 10.3.6 and 12.2.1.2.0.
• Configuring Clustered Environment for WebLogic, SOA, OSB, WCC, WCS and Oracle Service Bus for High Availability and load balancing.
• Monitoring thread usage, connection pool usage, CPU usage, Memory usage and preparing reports for the performance tests and load tests conducted on the Application Servers.
• Configured Apache webserver to proxy requests to Tomcat and WebLogic.
• Performing the deployments on tomcat containers.
• Configured Apache web server with Apache Tomcat using the plug-ins based on requirement.
• Upgradation of WCS 11g to WCS 12c.
• Configuring, administration and tuning of Web Center Sites components: Content Server, Engage, Community Server and Gadget Server.
• Installation and configuration of OHTTP server and integrating with WLS by using proxy plug-in and tuning up web-tier.
• Installation and configuration of Oracle Fusion Middleware SOA Suite 11g (BPEL, BAM and OSB).
• Creating repository using RCU.
• Configuring, monitoring and managing the SOA Infra.
• Configuring, monitoring and managing the EM Console and WebLogic Admin Console.
• Deploying, monitoring, and managing the SOA Composite applications.
• Managing, Configuring and monitoring BPEL, Mediator, Human workflow, Business Rules and BAM Component instances.
• Able to handle the simple shell scripting by modifying the startup scripts of WLS, log archiving etc.
• Experience with monitoring tools like EMCC, Remedy Ticketing tool, change management etc.
• Version controlling/branching of source code by using SVN
• Ability to work effectively with all levels of personal & other groups and provide 24/7 production support.
• Exposure on ITIL Process – change management, incident management and configuration management.
• Troubleshoot and resolve technical problems in timely and accurate manner to improve application performance and functionality.
• Managing BIG IP configuration for external/Internal facing sites which includes creation of Virtual Servers, pools, monitors, profiles, troubleshooting issues related to BIGIP.
• Creating PM file with features such as caching, site acceleration, security firewalls and Edge Redirect Cloudlet (ERC).
• Create and maintain documentation for middleware installations, changes and upgrades.
• Train Junior Engineers on middleware updates and new installations.

• Supporting day to day activities (Deployments, Change Control Execution etc.)
• Installation of Web Logic Servers in single and multiple machines under single admin server and configurations of domains in a cluster.
• Installation of OFM SOA Suite, OSB and OPA in Dev/Test/PTE/Prod environments.
• Configuring OFM SOA and OSB Component Domains.
• Handling application deployments onto Dev/Test/Performance Test/Prod environments.
• Configuring Data Sources, Connection Pools and JMS using web logic admin console.
• Troubleshooting and reporting critical application issues.
• Providing proactive and timely support in troubleshooting when dealing with critical issues relating to Web Logic server.
• Performance Tuning and troubleshooting the issues pertaining to Apache and Web logic servers and root cause analysis.
• Configuring Clustered Environment for SOA and OSB for High Availability and load balancing.
• Integrating Apache with Web Logic, SOA and OSB to maintain software load balance.
• Configuring OPA (Rule Base) by integrating with Web Logic Server.
• Configuring proxy and business services in OSB.
• Configuring JMS Server and its modules on SOA and OSB.
• Knowledge on WSDLs.
• Configuring, monitoring and managing the SOA Infra.
• Monitor and manage SOA Components by using the Oracle Enterprise Manager, Fusion Middleware Control Console to perform administrative tasks.
• Managing and monitoring BPEL Component instances and faults.
• RCU usage and deep understanding, and Maintaining Oracle Service Bus (OSB)
• Configuring SOA composite application resources, Configuring JMS Server and its modules on SOA and OSB.
• Involved in maintenance of production SOA instances.
• Configured continuous integration build and deployments through Hudson, Maven and Ant scripts.
• Managing and monitoring service engines, and updating the state of SOA composite applications.
• Troubleshoot SOA composite applications by performing corrective actions such as fault recovery.

• Installation of Web logic 8.1 and configuration of domains
• Creating new web logic domain and configuring the web logic resources.
• Deploying Applications on Web logic for Business as usual through Change Management Process
• Performance Tuning and Troubleshooting issue related to server
• Configuring connection pools and data sources etc.
• Configuring Node Manager.
• Also looking to Different Server related activity in web logic server like maintaining and Server bouncing.
• To achieve load balancing managed-server configuration is done under cluster mode.
• Creation of the Sun One and iPlanet server.
• Configuring iPlanet web server, this will redirect http request to Web Logic Server.
• Applying quarterly security patches released by BEA.