Kumar J Email & Phone Number

New York City Metropolitan Area

Northridge,California

 Installing,configuring and maintaining the Weblogic Server 10.3/12.2 on Unix hosts(Solaris and RHEL) Installing,configuring and maintaining the JBoss 7.xx Server AWS ECS. Deploying the in-house medicare applications(WAR,JAR and EAR) in domain,clustered environments Built and provisioned the RHEL 7.9 on AWS Platform for various applications. Created a CI/CD usin Jenkins for all deployments. Customized ansible automation to perform the deployments in Development and Production deployments Worked on Setting up a ELK Stack for displaying data on Kibana Dashboard. Worked as a Lead in setting up APM/Infra/Database monitoring for all In-house applications using Newrelic Saas Cloud Monitoring Third party Tool. Worked on all Vulnerabilities and mitigating it on a quarterly basis. Troubleshoot and fix WebLogic configuration and deployments issues. Troubleshoot the application related issues for end users on Weblogic/Jboss Domain. Maintained UNIX/Linux systems with current patch level, tuned and accessible in accordance with service level agreements.

Washington Dc-Baltimore Area

 Install, configure and maintain various operating system software, applications and utilities.  Maintained UNIX/Linux systems with current patch level, tuned and accessible in accordance with service level agreements. Build new OS using Kick start and Jumpstart for Red hat and Solaris servers. Built and provisioned Red Hat 7.1 virtual OS on ESXI 5.5  Deployed the in-house PBGC applications on middle-tier WebLogic infra-structure(11g and 12C) Troubleshoot and fix WebLogic configuration and deployments issues. Created new file systems using VERITAS Volume manager on Solaris, Red hat and created new data stores on VMware. Installing and configuring Jenkins master and slave nodes.Build CI/CD pipelines and managing the infra-structure . Worked in GIT and managed the source code. Auotmated the continuos integration and deployments using Jenkins,Docker. Created repository for OS patching and applied through Web server. Setup NFS cluster to create files on multiple locations and shared by various applications.  Configure LDAP/PAM/SSSD authentication on Red hat and Solaris servers Created monitoring alarms for OS related issues using SiteScope tool Created puppet modules to upgrade kernel patches, vulnerability patch-upgrade on a monthly basis Upgraded NetBackup software from 7.7.3 to 8.1 on Windows and Linux Environment. Participated in Change Control management; Incident Management; second and third level Service Desk support management.

St Petersburg, Florida, United States

 Install, configure and maintain various operating system software, applications and utilities.  Maintained UNIX/Linux systems with current patch level, tuned and accessible in accordance with service level agreements. Responsible for Design, implement, Upgrade the Solaris 8,9 to Solaris 10  Installing EIS patches regularly on a Sun Fire Enterprise servers (T5440, T5240 etc.)  Upgrading Veritas Storage Foundation Suite for all the machines on production servers Configure Network services Solaris servers like DHCP, Send mail, NTP, NFS, set-ups. Created ZFS pools using ZFS file-systems Created ZFS Mirror, RAIDZ, while building the OS on Sun Solaris Machines. Performing re-builds for the newer version Solaris OS (10) based on the requirements Performance tuning was done to improve the load on all the systems Look for the hardware issue and fixing it using third party support Migrated Solaris 9 servers to Solaris 10 servers Developed base line compliance for Red hat and Solaris operating system to provision new servers. Build new OS using Kick start and Jumpstart for Red hat and Solaris servers Applied OS patching using Red hat Satellite server

Rocklin, California, United States

 Installation of Sun Solaris10 on Sun Enterprise servers (T-5440, T-5240, T5140,T-2000,E-2900,E-6900,V-440,V-240 etc) Upgraded OS/ILOM firmware on a necessity basis in case of any BUG that affecting production servers Performed Linux Installation using Kickstart on Vmware Instances Installed Puppet master and client software 3.7 on Rhel 7 machines Refactored puppet manifest to reflect best practices. Wrote Puppet modules and manifests for upgrading kernel, installing packages, creating users etc Mounting NFS File-systems using autofs in Linux machines Configure NFS/NFS With Kerberos in client/server model and automounting it  Performed Firewall configurations like port-forwarding, enabling ssh,http etc in RHEL 7.0 Configured SMTP in RHEL 7.0 Created ZFS pools using ZFS file-systems Created file-systems using LVM and mounted it as per Application requirement. Created ZFS Mirror RAIDZ ,while building the OS on Sun Solaris Machines. Troubleshooting ZFS issues in terms of ZFS degradation offline issues. Created volumes using NetApp storage devices Create/manage aggregates using NetApp Storage Disks Create/manage volumes using NetApp Storage Disks Involved in VMware updates manager to install & troubleshoot patches and updates on ESX hosts  Created Veritas volumes using Veritas Storage Foundation Suite commands and also performed mirror, strip, concat based on client requirements and also troubleshoot in case of any discrepancies in VXVM. Replaced root/mirrored disk using vsdiskadm command on SunFire Enterprise servers Troubleshooting the hardware errors and working with SUN FE to replace the hardware in a production environment Performed VCS fail-over in database servers and switching it back in case of any hardware issues on prod servers Ran VRTS explorer on VCS to collect output and send it to Symantec for rootcause analysis.

Bachelor Of Engineering (B.E.), Electrical And Electronics Engineering, First Class

Bachelor of Engineering

Education record