Rajan Shyam

Experience

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  §Worked in SCADA COMPUTER CENTER

  Jan 2000 - Apr 2001

  Junior System Analyst
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  BYTE SHOPPE

  Nov 2002 - May 2003

  CUSTOMER SUPPORT & SERVICE ENGINEER
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  Central Logic

  Feb 2008 - May 2011

  Linux Administrator

  L2 Support @ Client Place Bharti Airtel & GMR Solutions.ROLES & RESPONSIBILITIES:- as System Administration.Working and maintaining the Linux environment i.e. samba Server , DHCP server, SQUID proxy server , Netapp Storage Operation, FTP and Printer Configuration , User Administration, working on SAN and NAS Environment as well on Netapp Storage Administration. - Online Guidance to End Users for Various Application Software and Operating System.Installation of various Applications by co-ordinating with Application Teams. Plan and implement software and OS upgrades. - Hardware troubleshooting support to Servers, Desktops, Laptops, Network devices and Network Printers, etc. - Maintained DHCP, Web Server printing and Samba services to 40+ users- Installing the patches in DHCP Server, Monitoring of Server Performance, Installed Linux distribution on laptops and desktop, Configure the FTP Server,POP3,IMAP,SMTP .- Responsible for server troubleshooting, - Configure Samba Server for Windows System which can be access the File and printer service from Linux System. Worked on Client side Operation for the Installation ,Configuring Networks and Security.Linux based web server administration Planning and implementing of projects to be handle. Backup|-|s process on the web server to be handle. Hosting and Maintaining, Customer Domains Web site and Mail server. Remote Support For Linux Server of customers. Worked on Redhat 4 and 5 & higher versions. Remote Technical support for field engineers. Installation, Testing and Implementing program which are found on Open Source. Working on Server Monitoring and Server Handling Operation [Samba ,Ftp & NFS & NIS Server]. Show less

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  Oracle India Pvt.Ltd.

  Jun 2011 - Oct 2013

  Unix Linux System Administrator/Storage Admin

  Linux System Administration (L2/L3 Remote Support for Oracle Datacenter)Planning and Migrating Customer’s entire standalone environment to virtual environment.o Provisioning physical server - Dom-0 and Dom-0 Up-gradation o Defining and Creating virtual machines on the Dom-0 as per planned architecture.o VM Move / Resize / Server pool and Cold migration VMAC 2.0.o Technology refresh of VM’s under VMAC 1.2 / 1.5 to VMAC 2.0 model. OS upgrades From RHEL3/4 to OEL4/5 OS architecture migrations from 32 bit to 64 bit Hardware Upgrades from Dell 2850, 1950, R900 and Sun V40Z, V440, X4100 models to SUN servers X4170 M1 / M2 / M3 models. Kernel Upgrades from RHEL4U4 to OEL4U8 (Ksplice), OELU5 to OEL5U7 UEK depending upon the latest certified release, Based on Customer request and Problem Management corrective action plan.  Firmware and BIOS Upgrades. Hardware Swaps (In place swap, replacing faulty server with good one),, Hradware Migration. Memory upgrade & Disk replacements. Sever Moves (Straight/Cross Moves, Data Center space consolidation). Managing and troubleshooting issues on the virtual machines. Server reboots (Complete OS bounce that includes Database + Apps shutdown/startup, cold backup, instance pre/post health-checks)  Decommission Customer’s Servers, Instances. Experience on creating Linux Software RAID, RAID1 and RAID5. Experience on Expanding Linux Partitions with LVM (Logical Volume Manager) Environment. Knowledge of File Systems, Permissions, ACLs, LVM,Kernel Configuration. Working on Disk Quota Management, Knowledge of Xen Virtualization Next Generation Infrastructure technology migration. Manage and configure Software raid Environment Managing and configuring NFS Environment Managing and handling Backup Activity ( Symantaec Backup), Linux Hardening Operation.Part of 3 Project with Oracle India Private Limited1.NGI Cloud Migration 2.ZFS OS Volume Data Migration 3.ZFS Data Migration Show less

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  Subex Ltd

  Nov 2013 - Feb 2014

  Senior Engineer ( IT infrastructure)

  Workingwith Linux and Windows Team and handling tier1 and tier 2 type DataCenter and handing Server Support and backup operation .

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  Autodesk

  Apr 2014 - Jan 2015

  Tier3 Linux Consultant

  EIS-Information Infrastructure,Tier3 Linux Consultantwith L2 and L3 Support with LinuxTeam Roles and Responsibilities :- Working with Linux / Unix team 24/7 support ( L2 and L3 Level support ) for Autodesk Inc. Operation & given Support for Singapore DataCenter Operation . Project :- Linux Volunerblities Patching & Linux Security RemediationTeam Size:- 6Linux System Administration Planning and Migrating Customer’s entire standalone environment to virtual environment. Kernel Upgrades , depending upon the latest certified release, Based on Customer request and Problem Management corrective action plan.  OS upgrades From RHEL 4/5/6 , Firmware and BIOS Upgrades. Managing and troubleshooting issues on the virtual machines. Server reboots (Complete OS bounce that includes Database + Apps shutdown/startup, cold backup, instance pre/post health-checks)  Experience on creating Linux Software RAID, RAID1 and RAID5. Experience on Expanding Linux Partitions with LVM (Logical Volume Manager) Environment. Knowledge of File Systems, Permissions, ACLs, LVM,Kernel Configuration. Working on Disk Quota Management, working on Citrix Xen and Citrix XENAPP . Manage and configure Software raid Environment / NFS . Working on VMWARE vSphere , Provisioning & Building Server.Assignment:  Worked on different issues related to OS, backup, storage, user administration, file system management. OS Upgrades From RHEL3/4 to OEL4/5 & OS reboot, OS patching & Kernel Patching Server reboots (Complete OS bounce that includes Database + Apps shutdown/startup, cold backup, instance pre/post health-checks)  Server RAC Conversion (To build servers to convert customer’s standalone environment to DB cluster) & Decommission Customer’s Servers, Instances. Worked with Multipathing Redhat Cluster Technology & Scripting Automation with Bash Shell Scripting. Show less

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  IBM India Private Limited

  Feb 2015 - Dec 2015

  Technical Service Specialist

  Involving with Server Build Operation with Client: National Bank Of Australia

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  NetApp

  Feb 2016 - Oct 2016

  Senior System Engineer

  Working With Unix /Linux Command Center and Data Center operation with Production Environment. Roles and Responsibilities :-• Worked on ITIL process as Incident, Problem and Change Management, Configuration Management with Service Now Ticket tools IT Service Management Suite.• Performing the activities like virtualization, migrations and upgrades.• Server Hardware support like Fujitsu Server, HP Proliant,IBM X and Chasis Server series ,CISCO UCS server• Configuration /Troubleshooting Issue of DNS / NFS / NIS / SMTP .• Experience on Creating and Expanding Linux Partitions with LVM (Logical Volume Manager)• Configuring and managing network interfaces such as VLAN, Bridge and IP bonding on Linux and Windows Servers. • Sound Knowledge and troubleshooting on scripting like Shell/Perl. Show less

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  HP

  Feb 2017 - now

  Senior System Specialist