- Over 9.5 years of experience in IT industry with expertise in Red Hat Linux administration, Solaris, and Windows systems. - Provided system administration support for banking, government, and cooperative organizations. - Currently working as a Senior System Support Engineer for Infinite Computer Solutions in Singapore, supporting DBS Bank clients.

1. SANKAR.R
Email: im.sankar87@gmail.com Mobile No :( +65) 87279880
SUMMARY
 Over 9.5 years of experience in IT industry and having 5.5 years experience Red Hat
Linux Administration and Basic skills in Sun Solaris and Windows Server and
Desktops.
 Experience in providing System Administration Support for Banking, Government, and
Co-operative Support.
OBJECTIVE
Seeking a challenging position to attain professional excellence through result
Oriented approach, Hard Work, Self-Motivation, Team Work, Perseverance and
Communication skills, where I can grow along with the organization with great
responsibility.
TECHNICAL SKILLS
1. Hardware Platforms: HP G8 Blade Server’s, HP 2-Way Server’s, Sun Blade Server’s
IBM Blade Server’s.HCL servers,T4-series.T5-series, IBM x
series servers.
2. Operating Systems : RHEL 4.0/5.0/6.0/6.2/6.4 (WS/ES), SOLARIS 11.
GLOBAL CERTIFICATION
RHCE (6.0) - 120-020-789
RHCSA (6.0) - 120-020-789

2. Responsibility – Linux System Administrator
 Installation and Troubleshooting of Red Hat Enterprise Linux Operating Systems.
 Package Management (RPM/YUM).
 RPM Roll back using –rollback option.
 Patch Management.(using YUM UPDATE)
 User and Group Administration & ACL Configuration and administration
 File system Management:
 File system Creation, File system Labels, Virtual Memory Files
 Disk Management:
 Adding and partitioning a Disk.
 File systems modification and Disk space Management.
 Hardware and Software Raid (mdadm) Configurations Raid 0, Raid 1, Raid 5.
 Logical Volume Management:
 Troubleshooting in LVM, Replacing HDD.
 Implementation and troubleshooting of network services like FTP, Telnet, SSH,
Protocols.
 Installation and configuration of DNS, DHCP Server and Client.
 Installation and configuration of syslog Services.
 Networks files sharing configuration and administration (SAMBA, NFS).
 Networking Configuration (bonding) and administration.
 Backup Management using tar, dump commands.
 Process Management and Performance analysis using swap, top, sysreport, vmstat,
iostat
 Repository Server configuration and Administration
 Services Management using chkconfig.
 Process scheduling using crontab.
 Problem diagnosing and troubleshooting all X86 based servers.
PROFESSIONAL & PROJECT EXPERENICE:
1. March 2006 to Nov 2014, worked in HCL Infosystems Ltd, Chennai. as a
Technical support Engineer provided the Onsite and remote support to the local
Customers in the Linux, Windows, Network and Server Hardware fields. Worked as
a Team Leader for the five members of team in Remote Support Operations.
Responsibilities:
 Installation ,Supporting and Troubleshooting of hardware which includes HCL ‘s
Intel
based Servers ,HP and Acer Servers ,Desktops and Peripherals at various clients
such as Nationalized Banks, Corporate Firms and Government Organizations.

3.  Installation of RH Enterprise Linux 5.0/Windows 2003 Server on HP, IBM, Acer and
HCL Servers and WS version on clients. Configuring Client connectivity. Configuring
Local/Network Printers.
 Configuring and Monitoring Hardware RAID Technologies like RAID 1 & RAID 5.
 Total Population of 300 Servers, 5000 Desktops (Team size of 15 including self).
 Desktop Monitoring Using HCL Desktop Management Software.
 Managing a Team of 15 Members by assigning Customer Calls and Giving Technical
guidelines.
 Vendor Management for Effective Call Closure.
List of Projects Handled:
 HCL-ISS HPC Team.
Client : CMMACS- Bangalore
Role : HPC Administrator
Environment : HP 2-Way Server’s, HP Blade460c gen8 servers
Server : 1088 Linux servers with cluster.
Profile:
Installation and Troubleshooting of Red Hat Enterprise Linux Operating Systems.
Monitoring server performance using top ad ps , iostat, and HP CMU tool.
 RPM Management.
 Patch Management.
 User and Group Administration: - Users, Groups and Permissions.
 Job Scheduler using PBS scheduler.
 Sudo Configuration.
 Log Analysis and Management (log rotate).
 File system Management:
 File system Creation, File system Labels, Virtual Memory Files
 Disk Management:
 Adding and partitioning a Disk.
 File systems modification and Disk space Management.
 Hardware RAID 0,1,5,6.
 Logical Volume Management::
 LVM over RAID & RAID over LVM.
 Troubleshooting in LVM, Replacing HDD.
 Implementation and Maintenance Linux Quota System:-User & Group Quota.
 Implementation and Maintenance of FTP, Telnet, SSH, Rlogin Protocols.

4.  Implementation and Maintenance of DHCP, NIS Server and Client.
 Implementation and Maintenance of NFS, Yum Server and Client.
 IGCAR(IndraGandhi centre for Automic Research): Maintenance of 127 Node
Redhat Linux Cluster and installation, configuration, applying patches, assigning file
permissions, LVM management.
 FCI (FOOD CORPARATION OF INDIA): Maintenance of Linux Servers and
installation, configuration, applying patches, assigning file permissions, LVM
management.
 HIGH COURT Chennai: Maintenance of 100 Linux server and operating system
support, Networking Support, Package administration, and user administration.
 CANARA BANK: Maintenance of HP Proliant Servers, support includes OS
Installation, LVM Management, Process Management, User/Group Management,
performed day to day admin activities.
2. Nov 2014 to till now, working in Infinite Computer Solutions Pvt ltd,
Singapore as a Senior system support operation and supports the Singapore,Hong
kong, Indonesia DBS bank as IBM client and handling tickets through ITIL
processor management.
 Installation and Troubleshooting of Red Hat Enterprise Linux Operating Systems.
 Kickstart Installation.
 RPM Management.
 Patch Management.
 User and Group Administration: - Users, Groups and Permissions.
 Sudo Configuration.
 Backup and Restore.
 Performance Monitoring.
 Log Analysis and Management (log rotate).
 File system Creation, File system Labels, Virtual Memory Files
 Disk Management:
 Adding and partitioning a Disk.

5.  File system Management:
 File systems modification and Disk space Management.
 Hardware and Software Raid (mdadm) Configurations Raid 0, Raid 1,
 Logical Volume Management::
 LVM over RAID & RAID over LVM.
 Troubleshooting in LVM, Replacing HDD.
 Implementation of Linux Quota System:-User & Group Quota.
 Implementation of FTP, Telnet, SSH, Rlogin Protocols.
 Implementation of DNS, DHCP, NIS Server and Client.
 Implementation and Maintenance of SAMBA, NFS, Yum Server and Client.
 User and Group Administration: - Users, Groups and Permissions.
 Maintenance of tectia SSH
 Maintenance of IBM infra tools SCSP, TAD4D, Connect direct, ITM and TWS
 Maintenance of Patch Management through yum
 File system Management
 New Servers built
 Maintenance for Servers built through automation
 User and Group Administration: - Users, Groups and Permissions.
 Sudo Configuration.
 Log Analysis and Management (log rotate).
TRAININGS
Completed:
 RHEL 5 Training from HCL Education Hyderabad.
 RHEL 6 Training from STG Chennai.
EDUCATIONAL QUALIFICATIONS
 Diploma in Computer Technology at pallavan Polytechnic College, kanchipuram
Tamil Nadu.
PERSONAL PROFILE
Father’s name : N.Rajendran
Date of Birth : 01.03.1987
Passport Number : H7374015

6. EP Number : G3101228M
PAN Number : CHOPS6168N
Communication Address : No-10-185 Block 770, Bedok Reservoir view,
Singapore-470770.

7. EP Number : G3101228M
PAN Number : CHOPS6168N
Communication Address : No-10-185 Block 770, Bedok Reservoir view,
Singapore-470770.