David Raju Chukka, Senior Systems Administrator

David Raju Chukka

Senior Systems Administrator

Wipro Technologies Pvt.Ltd

Location
India - Hyderabad
Education
Master's degree, Information Technology
Experience
16 years, 0 Months

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Work Experience

Total years of experience :16 years, 0 Months

Senior Systems Administrator at Wipro Technologies Pvt.Ltd
  • India - Hyderabad
  • My current job since September 2015

Project : Currently supporting HSBC Technologies Pvt.Ltd at GLT3.0
Core Responsibilities:
• User administration - User/service account creations, modifications and deletion of account.
• Folder creations and modifying access permissions as per the request.
• Performing housekeeping tasks on File System related alerts and extending/creating LVM’s as per the business requirement.
• Monitor and tune server to make the optimum level of the performance.
• Installation of Tad4d agent and granting specified Sudo access to RCCM users.
• Installation & Configuring of NFS, Samba, Apache, DHCP & DNS services using Package Management ( RPM and Yum )
• Kernel Upgradation using HPSA Tool.
• Storage Management with LVM, RAID, File system management like ext3, ext4, xfs by SAN Devices.
• Maintaining the Asset details using MRI tool and collecting the Asset detail report and submit to the management based on requests.
• Installing, Configuring, Administration and Maintenance of Redhat Enterprise Linux & Oracle Enterprise Linux - 6.4, 6.5.6.6, & 7.3 - on both Physical & VM servers.
• Performing OS hardening based on the documentation shared by the management.
• Worked on HP, DELL, IBM servers using ILO\iDRAC\RSA console.
• Troubleshoot the tickets in Development and Testing Environments and Handling Disk Crashes, Kernel Panic etc and recovering the system to its normal condition, ensuring minimum Downtime.
• Kernel Upgrade using HPSA tool.
• Working experience on Service Now, Remedy, USD, CyberArk and Yantra ticketing tools.

Associate Professional - Systems Analyst at Computer Sciences Corporation India Pvt.Ltd
  • India - Hyderabad
  • July 2010 to May 2014

7.0
➢ Presently working for Computer Sciences Corporation India PVT.LTD (CSC) at Raheja Mind Space, B#4 as Associate Professional Systems Analyst from July '10 to till date.
➢ Worked for Cisco Project at Accenture & IBM sites as a Sr.Technical Support Engineer (Cisco Network & Systems) support on the pay-roll of IBM Info Services pvt.ltd since Nov '08 to July '10.

Raheja Mind Space, B#4 as Associate Professional Systems Analyst at Computer Sciences Corporation India PVT.LTD
  • India - Hyderabad
  • July 2010 to May 2014

➢ Presently working for Computer Sciences Corporation India PVT.LTD (CSC) at Raheja Mind Space, B#4 as Associate Professional Systems Analyst from July '10 to till date.

Associate Professional Systems Analyst at Computer Sciences Corporation India PVT.LTD
  • India - Hyderabad
  • July 2010 to May 2014

➢ Presently working for Computer Sciences Corporation India PVT.LTD (CSC) at Raheja Mind Space, B#4 as Associate Professional Systems Analyst from July '10 to till date.
➢ Worked for Cisco Project at Accenture & IBM sites as a Sr.Technical Support Engineer (Cisco Network & Systems) support on the pay-roll of IBM Info Services pvt.ltd since Nov '08 to July '10.
➢ Worked for Bharti Airtel Pvt. Ltd (Airtel Mobility) as Technical Support Engineer on the pay-roll of IBM Info Services Pvt. Ltd during Feb '07 to Nov '08.
➢ Worked for Brigade Corporation India Pvt. Ltd as Technical Support Associate during Sep '05 to Dec '06.

Network & Systems Administrator at Info Services Pvt. Ltd
  • India
  • February 2007 to May 2014

• Organization: Info Services Pvt. Ltd
• Working as: Network & Systems Administrator
• D.O.J: 23-02-2007 to till date
Company Profile: Info Services pvt.Ltd is an Exclusive Service provider for IBM products. We undertake AMC's (Annual Maintenance Contract) and provide IT solutions for the smooth functioning of our client organizations. We are responsible for providing data security for confidential data of the organization. We are undertaking AMC for several giant IT and Telecom companies such as Cisco, Bharti Airtel, Idea, and Income tax office etc.
For more info about Info services please visit: http://www.ibmesp.com/

Overview: Worked in Accenture and IBM sites on the pay-roll of IBM Info Services Pvt. Ltd for the Cisco project.
Project 1: Cisco Project at Accenture & IBM India Pvt. Ltd

Job Responsibilities:
1. Systems & Network administering for more than 250 users in Cisco project. Adding users to the Domain and joining the PC's in Domain.
2. Handling all application related issues through remotely, using Remote Desktop, NetMeeting & WebEx Connect features.
3. Installing Application software such as MS office 2007, Oracle client 9i, 10GR2, WebEx connect, SSH, VPN, Softoken, Oracle forms & Reports 6i & 10G, TLM Connected Data protector etc.
4. Using REMEDY tool to accept the user queries and solving the Network/application/OS/Workstation related issues.
5. Auditing the PC's for security compliance.
6. Checking the network device performance using EWAN web tool. Any network outage detected raising the P-2 case and co-ordinate with the concern teams.
7. Enabling the network port as per the requirement.
8. Troubleshooting the IP Phone configuration issues.
9. Supervising Assets by submitting the asset reports on weekly basis and updating the same in GDM (Cisco Asset Management) tool.
10. Allocating and configuring Workstations XW4100, XW4400, XW9400 for the newly joined users.
11. Checking the network connectivity issues using EWAN tool..etc

Project 2: Bharti Corporation India Pvt. Ltd at Begunpet

Bharti Airtel Corporation: Airtel is one of the fastest growing Telecom Industry in India. It is having more than 1000 Employees for the functioning of the Airtel operations and services in AP itself. We are the team of 25 IT support Engineers, providing IT solutions for the AP Region

Job Responsibilities:
o Giving support for the Domain Users.
o Software installations and connecting the PC's to Domain.
o Giving File access permissions
o Troubleshooting hardware problems, assembling and installing OS.
o Troubleshooting Lotus Notes mail client issues.
o Troubleshooting network problems.
o Maintaining User accounts.
o Taking data backup and restoring in client PC's.
o Configuring and providing access to n/w printer.
o Installing client applications like OM, BP, CRM, Lotus notes client, BI, MinSat, Minitab, RPM etc.
o Maintaining Asset details and submitting the assets report monthly wise to Asset Manager.

• Organization: Brigade Corporation India Pvt. Ltd (Begumpet, Hyderabad)
• Worked as: Technical Support Executive
• Duration: 15 months.

Job responsibilities:
o Providing technical support for HP Pavilion Notebooks (i.e. Laptops)
o Providing technical assistance to resolve the Software issues.
o Providing assistance for loading or upgrading operating system and other application software.
o Finding hardware defects and setting up a mail-in repair service.
o Giving details for upgrading all HP notebook series (i.e ze, zd, zt, dv etc)
o Giving assistance for establishing wired/wireless network.


Personality Traits
Excellent written, verbal communication and customer service skills, the ability to work in a team environment, Friendly, Supportive and Hardworking.

sites as a Sr.Technical Support Engineer at Accenture & IBM
  • November 2008 to July 2010

➢ Worked for Cisco Project at Accenture & IBM sites as a Sr.Technical Support Engineer (Cisco Network & Systems) support on the pay-roll of IBM Info Services pvt.ltd since Nov '08 to July '10.

Technical Support Engineer at Bharti Airtel Pvt. Ltd
  • February 2007 to November 2008

7.0

Network & Systems Administrator at Info Services Pvt. Ltd
  • India
  • to

➢ Worked for Bharti Airtel Pvt. Ltd (Airtel Mobility) as Technical Support Engineer on the pay-roll of IBM Info Services Pvt. Ltd during Feb '07 to Nov '08.
➢ Worked for Brigade Corporation India Pvt. Ltd as Technical Support Associate during Sep '05 to Dec '06.

• Organization: Computer Sciences Corporation India Pvt.Ltd
• Working as: Associate Engineer Tech Supp (Presently Working)
• D.O.J: 15-07-2010 to till date
• Accounts Handled: Chrysler, Dupont, Newmont, AON, PAL, ELC, CSC, Beckman..etc

Company Profile: A Fortune 200 company, CSC is one of the world's largest and most respected providers of information technology services. Since 1959, the organizations that collaborate with us have benefited from every wave of IT innovation.
Here are just a few reasons why: • Deeply Committed - Your Mission Is Our Mission
• Consistently Inventive - Harnessing New Ideas
• Determined to Deliver - Promises Kept
Please click the below link to know more about the company profile.
CSC Company Profile
Job Responsibilities: Project 1: Currently Working
1. Using Solar Winds Server Monitor tool to check the health & status of 600 Linux servers and 752 Wintel servers and report to level 2 team if required.
2. Using Orion Network Monitor to check the performance of WAN Routers and LAN switches of client which are spread across ( AMERICAS, APAC & EMEAI) regions.
3. Using DMware to execute the scheduled Backup Documentum Daily & Weekly.
4. Using Veritas & Avamar backup tools to schedule the backup for all the servers monitor and report if any issues found to Level 2 backup team.
5. By Using Tidal Enterprise Scheduler to schedule jobs & monitor the scheduled jobs status and report to the job owner for action.
6. Document all the incidents using CRM ( Remedy)
7. Hardware support for all the servers by contacting HP, Juniper &EMC2 vendors and raising SR. Providing Data Center access and co-ordinate with the teams till the activity completes.
8. Communicate with vendors for Hardware replacement for storage and backup servers.
9. Bringing all the teams to Bridge & Monitor Bridge/REACT calls get the solution team to work and provided update on ongoing issues.
10. Performing server reboots using RDP, ILO, VMware & DMware tools as per the application owner requests and also performing scheduled reboots on daily basis.
11. Follow the client & Organization defined process by using Sametime, MS Outlook & Lotus Notes tools for client & Internal Communication. Also, follow the escalation metrics strictly to meet the client specified SLA's.
12. Providing KT ( Knowledge Transfer) to newly joined Team members. Also, develop new documents based on Client requirements & Process changes.


Project 2: 1. Supporting and Monitoring more than 10, 000 Production servers located in various countries Geographically. Remote Installation of MS patch updates.
2. Granting user access permissions as per the project Requirement.
3. Creating troubled ticket for Host down/ CPU High Utilization/Fileserver High Utilization and initiating SRT.
4. Initiating Scheduled activities or Maintenance activities of the servers Using GCARS ( Global Change Activity Request System)
5. Working on Change Order and documenting the activities done on the servers.
1. Providing 24/7 support for the 100% leverage of the Production Servers.
2. Working on various tools and applications such as SMARTS, G2, USD, Remedy 7.0, NetEISS, Sametime Connect 8.0, Lotus Notes 8.0, Office 2010, RDT..etc
3. Documenting the activities performed on the servers and submitting the reports to the Project Managers on Daily Basis.
4. Logging in to DSR (Daily Service Report) Call and updating the status of activities performed to the Duty Managers.

Education

Master's degree, Information Technology
  • at ACME College of IT
  • January 2007
Bachelor's degree, Computer Maintainence & Engg
  • at Loyola Academy Degree & PG College
  • January 2003
High school or equivalent, SSC
  • at St.Johns High School
  • April 1998

Specialties & Skills

BMC Remedy
Vendor Management
HP Server
Red Hat Linux
LOTUS NOTES
MAINTENANCE
TECHNICAL SUPPORT
VMware Administration - 5.5 & 6
Redhat Linux Administration - RHEL 5,6 & 7 series
Tidal Enterprise Scheduler
Netbackup

Languages

Hindi
Intermediate
English
Expert

Training and Certifications

RHCSA (Certificate)
Date Attended:
February 2012
Valid Until:
February 2015
ITIL V3 Foundation Certified (Certificate)
Date Attended:
January 2012
Valid Until:
January 9999
RHCE (Certificate)
Date Attended:
February 2012
Valid Until:
February 2015
MCP (Certificate)
Date Attended:
August 2006
Valid Until:
January 9999