Santhosh Kumar has over 9 years of experience in Unix and datacenter administration. He has worked as a team lead and technical architect on various projects in companies like Tata Consultancy Services, Tech Mahindra, and CMC Ltd. Some of his responsibilities have included managing AIX, Linux, and Solaris servers, storage and backup systems, virtualization technologies, and providing support for high performance computing environments. He has several technical certifications and has managed projects in countries like Japan, Singapore, Australia.

1. Santhosh kumar k
Santhoshkumar Kumarasamy sansa9090@gmail.com / 9884326348
Professional Summary –9.6 Years of Experience
• I am an intellectual result oriented IT professional with 10 years of progressive and extensive technical
experience in Unix & Datacenter administration.
• Successfully completed the Architecture - Unix assessment for one of the project in Japan
• Around one year I have managed HPC(high performance computing )environment in Australia-
Melbourne for General Motors
• Took part in Implemention and Migration for Keppel fels project in Singapore
• Having US – B1 visa (valid up to Jan 2023)
• Having Japan business visa multiple entry ( Valid up to Feb 2019 )
Academics
• M.Sc. Information Technology [5 year Integrated] (2000-2005), 77.3%
Awards & Acheivements
• Received Champion and Spot award in TCS
• Received Appreciation certificate from customer(Keppel offshore & marine) for successful
completion of Gems v3.0 upgrade project.
• Received pat on back and Bravo Award in Techmahindra for best performance.
• Received 2 times Spot award in Wipro for best performer.
• Received Star team award in TCS for best team
Training Programs Attended & Certification
• IBM-AIX certified specialist in System p Administrator
• High Availability for AIX - Technical Support and Administration
• IBM – Virtual Technical Support for AIX
• ITIL V3 foundation certified
• AWS fundamental certified– Business and Technical
• VCE- Vblock fundamental certified
• Attended training in Redhat openstack and cloudforms
• Attended training in EMC- VNX
• Attended training in IBM - XD
• Attended training in VMware- vsphere 5.5
• Attended training in IBM - TSM
Technical Summary
SKILLS TOOLS
OPERATING SYSTEM AIX,Linux,Solaris,Hp-ux
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2. Santhosh kumar k
STORAGE & BACKUP EMC, IBM & Legato networker, Netbackup
SCRIPTING LANGUAGES Unix Shell Scripting
OTHER DOMAINS Vmware, OVM
Work History
Organization Designation Duration
Tata consultancy services ltd Assistant consultant Oct/2014--tilldate
Tech Mahindra Solution lead July/2012--Oct/2014
CMC Ltd IT Engineer -T2 November/2009--July/2012
Wipro Infotech Server management November/2007--October/2009
Softenger India pvt ltd IT executive October/2006--November/2007
Work Experience
Career Profile in Tata consulatancy services:
1. Name of the Project : Technology Excellence Group
From Oct 2014 to till date
Technology Excellence Group provides associates with the opportunity to participate in early product testing
and development, better positioning the company as a provider of cutting-edge technology solutions.
We are mainly concentrating on Xpertis support, Lab, Assessment, POC and competancy development.
Responsibilities : Technical Architect
• Closely working with project team and presales team for the new assignment to provide TCS
capabilities and solution.
• Doing steady state assessment and hypercare support for the critical projects under ITIS
• Doing POC based on the technology and project requirement.
• Project profile creation for the entire TCS IT IS projects.
• Managing the entire TCS datacenter for chennai, Kolkata, Hyderabad and Nagpur location
• Providing Xpertis support to entire TCS IS projects for major and critical issues.
• Attending training in cross vertical to manage all domains for the supporting projects
• Evaluating L3 engineers in multiple projects ( unix) to provide training in unix domain and to add
them in our virtual SME group.
• Providing labs for entire IT IS projects for POC, Training and self learning
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3. Santhosh kumar k
• Closely working with L&D team to conduct both internal and external training based on the project
requirement.
• Conducted internal training for the projects on AIX, Linux, Storage and backup
Career Profile in Tech Mahindra:
1. Name of the Project : Global hosting and shared services
From July 2012 to Oct 2014
Global hosting and shared services are handling multiple customers and providing end to end support for all
the customers
Responsibilities: Team lead
• Handling AIX & NIM
• Handling OVM ( oracle virtual manager) , Vmware
• Managing HMC, LPAR, DLPAR
• Configuring and Administrating of NFS
• Creating Volume Groups, Creating File systems, Increase/decrease the file system size
• OS Installation
• Managing VIO
• Handling Linux, Solaris & HPunix
2. Name of the Project : Keppel Fels – Singapore
Onsite: Oct/2013--Nov/2013 Singapore
Keppel FELS Limited,formerly known as Far East Levingston Shipbuilding Limited,operates as a subsidiary
of Keppel Offshore & Marine which engages in the design, construction, and repair of mobile offshore
drilling rigs for use in deep waters and harsh environments. It designs and builds new jackup rigs,
semisubmersible drilling rigs, drilling tenders, drill ships, and floating production systems.
Responsibilities:
• Complete migration of existing IT infrastructure based on Solaris to Aix.
• IBM has completed the implementation of Pseries – Aix servers. I have validated all the AIX
servers as per the client required and I have installed the required software and packages for data
migration.
• I have transferred the 2 TB data from Solaris to Aix and Solaris to windows using Scp for one time
and I have transferred the incremental data using rsync.
• Also I have validated all the deleted files on Solaris box and I have performed rsync to reflect the
same on Aix and Windows.
• All the pre-requistes has been implemented for DB installation.
• All the pre- requistes has been implemented for Enovia application.
• I have configured Nmon in all the Aix servers to generate the report.
• After DB and application installation validated performance tuning on all the Aix servers and
increased the processor, Memory and Swap space accordingly.
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4. Santhosh kumar k
• Installed the Sudo packaged on all the Aix servers and segregated the priveleges for the users as per
the requirement.
• Performed mksysb backup for all the aix servers through NIM and taken the HMC backup as well .
• Created volume group and filesystem as per the requirement.
• Created users and groups as per the requirement
Career Profile in CMC ltd:
1. Name of the Project: General motors
Mar 2011 – July 2012 (16 months)
Offshore: March/2011--July/2012
Onsite: May/2011--December/2011 Melboure- Australia
General Motors is one of the world’s largest automakers, traces its roots back to 1908. With its
global headquarters in Detroit, GM employs 209,000 people in every major region of the world
and does business in more than 120 countries.
Responsibilities:
• Successfully completed transition from client.
• Managed all Unix physical servers which are part of the HPC Cluster Troubleshooting of Unix
operating system related issues and provide the root cause & solutions
• Maintenance of Gold builds images and clones for SUSE Linux/AIX.
• By using LSF need to monitor and maintain the efficiency of the Jobs being submitted.
• Using CMU, XCAT to install OS in all the servers.
• Designing the Client environment based on their requirement.
• Checking the HPC cluster performance routinely
• Monitoring HPC jobs via RTM and LSF New HPC Hardware installation and configuration in data
center and firmware up gradation Successfully completed SuSe 10 sp4 migration around 3000
servers globally
2. Name of the Project: PSP ( passport seva project)
Nov/2009--March/2011 ( 15 months)
Indian passport The Passport Seva Project provides an innovative approach to delivering Passport
and related services to the citizens of India. The project demonstrates how innovative use of
Information and Communication Technology (ICT) can transform the way citizens receive
services from government institutions. In an ICT enabled e-Governance framework, services are
being rendered to citizens in a transparent manner, improving the reach, accessibility,
accountability and efficiency of services delivered by government institutions.
Responsibilities:
• Implementing, Configuring, administrating, monitoring, optimizing and troubleshooting the AIX
version 5.3, 6.1 on day-to-day activity.
• Provided Support for 14-Pseries Servers (P570, P550, P520) including 150 LPAR’s , 64-Xseries
Server’s (X3650, X3550)
• Server OS Installation AIX 5.3 , 6.1 & Migration of OS from 5.3 to 6.1
• Taking Image Backup using MKSYSB & Restore.
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• Creating User, Group home directories and password administration
• Creating Volume Groups, Creating File systems, Increase/decrease the file system size
• Creating /removing paging space, checking paging space usage and increase/decrease if required.
• Managing HMC, LPAR, and DLPAR & Taking HMC backup.
• Configuring and Administrating of NFS
• Installing & troubleshooting HACMP , Checking Cluster Status in all the P-Series Servers
• Starting and stopping Cluster Services
• Moving resource group from one node to another node
• Create Volume Group in HACMP & NIM
• Created Lpar's Using VIO
• Administration of EMC cx4-240 clarion using Navisphere manger and backup using Legato
Networker
• SAN administration like zoning, creating Raid groups, Storage groups and LUN mapping
• Administration, user creation and Monitoring DS 4900 and DS5000 switch on daily basis.
• Reconfigure the zoning in case of HBA is replaced.
• Import and export tapes from media to tape library
• Volume assigning to media pools
• Backup scheduling like incremental and full backup in legato Networker 7.5
Career Profile in Wipro Infotech:
Name of the Project: YesBank
November 2007—October 2009 (22 months)
YES BANK is a state-of-the-art high quality, customer centric, service driven, private
Indian Bank catering to the “Future Businesses of India”, Since inception in 2004, YES BANK
has fructified into a ‘“Full Service Commercial Bank” that has steadily built Corporate and
Institutional Banking, Financial Markets, Investment Banking, Corporate Finance, Branch
Banking, Business and Transaction Banking, and Wealth Management business lines across
the country.
Responsibilities:
• Project management towards the implementation, installation and commissioning of DR set up.
• Responsible for Disaster Recovery Management and new process implementation for continuity of
business.
• User Administration tasks such as create users, define or changes their attributes, and define the
security environment for the users.
• Monitoring and managing processes to examine specific system areas using ps, disk utilization,
vmstat, iostat and netstat
• Managing log files, errpt, Daily Management activities and health checks. Checking file system
usages, and performing housekeeping to free up the space as and when required.
• Creating and removing the Volume Group, Logical volume, File systems.
• Configuration of new devices using cfgmgr - Disk Replacement,etc.
• Replace the failure disk (rootvg, other vg, SAN) ,Backup – mksysb.
• Server OS Installation 5.3
• Managing HMC, LPAR, DLPAR & HMC backup
• SAN administration like creating Arrays, LUN Mapping & Zoning.
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6. Santhosh kumar k
Career Profile in softenger india pvt ltd:
Name of the Project: CITI Bank
October 2006—November 2007 (12 months)
Citibank is the largest foreign direct investor in financial services in India; it has
played a leading role in establishing market intermediaries with depositories.
Responsibilities:
• Involved in all production system activities, in support of our local business plans, for day to day
data processing computer operations.
• Before starting EOD & BOD have to verify all the Hands-off files will received or not.
• To ensure timely release of system to users.
• Involved in scheduling EOD & BOD process and ensuring the EOD & BOD is completed on
the SLA.
• Trigger the EOD and BOD through PERT (program execution in remote terminal) this is purely
handled in Sun Solaris operating system
• Managing log files, errpt, Daily Management activities and health checks in AIX servers. Checking
file system usages, and performing housekeeping to free up the space as and when required.
• To call up the hardware manager and maintenance personnel for resolution of any problems.
• To ensure maximum up time of the servers.
• Taking backup through Legato Networker
• Monitoring the system load and required memory spaces for various servers. Executing SQL
queries for the user.
Personal Information
Father Name : S. Kumarasamy
Date of Birth : 05 /07/1983
Marital Status : Married
Nationality : Indian
Languages known : English, Tamil
Passport No : G4761723
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7. Santhosh kumar k
Career Profile in softenger india pvt ltd:
Name of the Project: CITI Bank
October 2006—November 2007 (12 months)
Citibank is the largest foreign direct investor in financial services in India; it has
played a leading role in establishing market intermediaries with depositories.
Responsibilities:
• Involved in all production system activities, in support of our local business plans, for day to day
data processing computer operations.
• Before starting EOD & BOD have to verify all the Hands-off files will received or not.
• To ensure timely release of system to users.
• Involved in scheduling EOD & BOD process and ensuring the EOD & BOD is completed on
the SLA.
• Trigger the EOD and BOD through PERT (program execution in remote terminal) this is purely
handled in Sun Solaris operating system
• Managing log files, errpt, Daily Management activities and health checks in AIX servers. Checking
file system usages, and performing housekeeping to free up the space as and when required.
• To call up the hardware manager and maintenance personnel for resolution of any problems.
• To ensure maximum up time of the servers.
• Taking backup through Legato Networker
• Monitoring the system load and required memory spaces for various servers. Executing SQL
queries for the user.
Personal Information
Father Name : S. Kumarasamy
Date of Birth : 05 /07/1983
Marital Status : Married
Nationality : Indian
Languages known : English, Tamil
Passport No : G4761723
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