Responsible for Managing RHEL 7 OS• EAP and JBCS installation and management• Working Critical Environment with managing Hybrid Technologies like Linux, AWS, and DevOps• Installation, configuration, troubleshooting and administration of Linux OS• Managing User Accounts, Group Policies, File and Share permission.• Automated various tasks and backups using Bash Shell Scripting• Installation and configuration of Redhat satellite 6.10• Managing and maintaining repositories using red hat Satellite.• Working on DevOps Tool like Jenkins ,Bitbucket, nexus ,Jira, Sonar, crowd and confluence• Installation and managing of Elasticsearch, filebeat and Kibana• Installation of SolarWinds web help desk (ITSM Tool)• Resolved file system errors and configuration of disk usage and file systems on Nagios tool• LVM, disk management, RHEV disk add and extend activity• SFTP configuration and management• Live synchronization between two servers with help of Lsyncd (Live Syncing Mirror Daemon)• Log access from browser with help of phyton simple httpd server • DR-DC activity and coordinating with IBM Resiliency Orchestration implementing Team

Linux Administrator 24/7  Support for Capgemini BBS ProjectResponsible for Managing OS Like RHEL, CentOS ,SUSE and Ubuntu Lead end to end L1, L2 & L3 Global Command Center competency for day to day Command Center Operations in 24x7 environments. Working on Large Scale & Complex/Critical Environment with managing Hybrid Technologies like Linux, AWS, DevOps, SAP Provide technical leadership during complex problem solving and manage customer escalations/ operational reviews time to time Delivery management- Accountable for achieving the overall Management, ensuring SLAs, schedule, quality and customer satisfaction. Ability to successfully handle multiple, complex engagements simultaneously. Proven experience at developing and maintaining relationships with other IT stakeholders, customers, and executives. Installation , configuration, troubleshooting and administration of Linux OS Decommission process of Linux OS Automated various tasks and backups using Bash Shell Scripting Linux Process Management, User management, Disk Management, LVM and File Systems. OS hardening using firewalld, iptables, SELinux, TCP wrapper. Configuration of Network Bonding/Teaming. Experience in configuration and troubleshooting of Networking in Linux Managing QIP tool for DNS, VLAN and IP address. Managing User Accounts, Group Policies, File and Share permission. Managing and Maintaining TrendMicro Antivirus product Deep security and SPLX for Linux Server. Coordinating with vendors for remote site activity. Managing and maintaining Server as well as Database Backups at OS level. Handling and response to the mails, such as providing information to users. Managing patching for all flavors of Linux Resolved file system errors and configuration of disk usage and file systems on Nagios tool Provided an advanced level of troubleshooting on Linux OS Virtual Machines on VMware

• OS Installation• Partition Management • User Management • Linux OS Hardingo SELINUX Modeo Restricted access of GRUBo Enforcing Stronger Passwordso Set Password for BIOS and usero Restrict Users to Use Old Passwordso Lock and Unlock Account Manuallyo Set Password Expiration of User ( manually and from /etc/login.defs)• Documentation of Activities

Local Area Network (LAN) Maintenance and Linux System Related Issues inside BARC Campus.• Work on Linux Operating system flavors like CentOS(6.6 to 7.4), Fedora(18,20 to 25), Linux mint, Ubuntu(10.04 to 16.04) and scientific Linux(6.8 to 7.2) ,Red Hat (7.0 and 7.4) etc.• Virtualizations using VMware player.• Partition Management • LVM Extend in RHEL7,CentOS 7&6 also LVM Reduced in same OS but files System was ext 3&4• Kernel Management, Kernel Patching (yum, apt-get .rpm, dpkg), kernel Tuning• Source Code/Compilation/Tar-ball installation ( ./configure, make, make install )• Installation and Maintenance of BARC Internet Operating System (BIOS) with and without Virtualizations.• Handling & proper Guidance about BARC Internet Operating System (BIOS) to user.• Monitoring of Systems/PC/Equipment under BARC LAN by using SNMP Manager.• User management like Generate and Reset Passwords for Internet and BARC Email service.• Server Backup.• Maintenance and configuration of Layer 2 and Layer 3 switches. ( Digisol ,D-Link, TP-Link, Alcatel-Lucent) • Assigning IP address to user and provide Intranet and internet connection as per user application.• Maintenance of Intranet and internet network.• Troubleshooting network issues.• Solving user problems like port binding, MAC binding, Operating system error, Machine blocks, Firewall block and SNMP problem Etc.• Sets Firewall settings like inbound and outbound rules as per BARC policies. • Use and configuration of FTP (windows and Linux), TELNET, SCP ,RSYNC to transfer files.• Configured two FTP for BARC LAN ( 31.12.4.124 and https://www.linkedin.com/redir/invalid-link-page?url=10%2e12%2e82%2e100 ) and update files ,data and software as per NSS team requirement