Manager Project
Resume:
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Professional Summary:
. ** plus years of work experience in the IT industry.
. Designing, development, DBA activities involving Teradata and
designing, developing and supporting various features in Teradata
namely Teradata Stored Procedures, Teradata V2R5 Triggers and Teradata
UDFs and solid experience in developing SQLs in Teradata.
. Have good experience in Teradata DBA activities like Teradata database
installations, version up gradations, database maintenance activities,
Archive/Recovery operations, Teradata user and database creations.
Creating and managing user accounts. Prepared scripts for monitoring
the system. Automated the Arcmain for the database. Installed Teradata
drivers for the teradata utilities. Refreshed the data by using fast
export and fastload utilities. Used Teradata Administrator and
Teradata Manager Tools for monitoring and control the system.
. Fully aware of the IUMB (Install, Upgrade, Migration, and Backdown)
procedures of V2R51 and V2R6 Teradata Software on all flavors of UNIX
and WINDOWS platforms.
. Extensively worked in Teradata DBA activities like: Archive/Recovery,
DBS installation / upgrading / maintenance, Creating Teradata Users,
Teradata Databases
. Lead the teams in the usage of mostly all the Teradata Utilities
like Backup and Restore Utilities (ARCMAIN/Net Vault/Net Backup),
Fastload, Multiload, Tpump, BTEQ, FastExport, Pmon.
. Worked extensively in C, C++, Bourne Shell, Unix Internals, TCP/IP,
Socket Programming, Perl languages, Teradata and well versed with
RDBMS: MS-SQL server, Sybase and Teradata RDBMS. Strong in developing
tools and system applications using Unix Internals, TCP/IP, Socket
Programming and FTP. Worked on Windows NT, 95, CE, SCO-UNIX, HP-Unix
and Linux, Sun OS 5.5 platforms. Conversant with Wipro & Satyam's ISO
9001 quality procedures.
. Worked extensively in Teradata Manager, ARC, BTEQ, TDADMIN, SQLA,
PMON, Priority Scheduler, Teradata RDBMS, SQL, TPT,Teradata Data
Modeling, Teradata Client Utilities and Backup and Recovery Utilities
on operating systems like UNIX MP-RAS, Solaris-SPARC, HP-UX, SUSI
Linux, .NET and Windows 2000 and on hardware platforms such as
NCR4400, NCR4300, NCR4100, Pentium and Itanium.
Experiences:
Organization Designation Duration
Cognizant Technology (CTS) Manager Oct 2010 - Till Date
Everest Technology, USA Sr Consultant Jan 2010- Sep 2010
ARTECH Information Systems Sr Consultant Jan/2009 - Jan 2010
LLC, USA
Wipro Technologies, USA Sr.Manager April/2008 - Jan/2009
Wipro Technologies, USA Project Manager Feb/2007 - April/2008
Satyam Computer Services Senior System Analyst April/2005 - Feb/2007
Ltd., Hyderabad.
Satyam Computer Services System Analyst June/2003 -
Ltd., Hyderabad. March/2005
Nelco Automation Ltd (A Associative System (01/2001) - (02/2003
business Associative of Analyst
Tata Consultancy Services)
BAeHAL Software Ltd (A Software Engineer 06/1997) - (12/2000)
business Associative of
Pharma Systems Pvt. Ltd.,)
Education
Degree University Year of Passing
B.Tech (Computer Science) Andhra University 07 / 1996
Certifications
. Teradata Basics V2R5 (NR0-011) - SR2061037
. Teradata Physical Implementation V2R5 (NR0-012) - SR2061037
. Teradata Administration V2R5 (NR0-014) - SR2061037
. Teradata SQL V2R5 (NR0-013) - SR2061037
. Teradata Design Architecture (NR0-015) - SR2061037
. Teradata Application Development (NR0-016) - SR2061037
. Teradata Certified Master V2R5
Experience:
Penn National Gaming Inc (With Cognizant) 02/2010 - Till
Date
Teradata Analyst & DBA - Data Warehouse
Penn National Gaming is a big Casino Gaming company providing services for
gaming line customers. I worked as a Sr Teradata DBA/Application DBA /
Architect to provide EDW Data mart solution for marketing department to
analyze Campaign Analytics with Customer Analytics. Informatica 8.x,
7.1.3/6.2 is used as ETL tool & SQL Server, Teradata 12 & 6.2 is the
database & Cognos is used for Reports.
Contribution
. Worked on NetBackup/NetVault Technology to take the hot and cold
backups.
. As Teradata DBA Lead, responsible for maintaining all DBA functions
(development, test, production) on three platforms in operation 24x7.
Platforms included 5500, 4 node for production, development and
testing.
. Setup core process required to source new data streams into Teradata
data mart
. Participate in the design and development of a technical architecture
that will be aligned with the client's business objectives.
. Responsible for providing the best Teradata Informatica Loading
strategies for ETL processing of getting data into Data mart.
. Involved in workload balancing through TASM.
. Performed query optimization and assisted ETL developers and users by
analyzing DBQL data, explain plan and join strategy and Partitioning
large tables to improve performance of sqls.
. Using the workload management tool and methodology to manage the
system workload to help business team to meet SLA
. Performed database health checks and tuned the databases using
Teradata Manager.
. With the in-depth expertise in the Teradata cost based query
optimizer, identified potential bottlenecks with queries from the
aspects of query writing, skewed redistributions, join order,
optimizer statistics, physical design considerations (PI/USI/NUSI/JI
etc) etc. In-depth knowledge of Teradata Explain and Visual Explain to
analyze and improve query performance.
. Analyzing sessions with for high spool usage, high CPU usage, high
disk usage, and high skew etc when alerts are received.
. Use of all database administration tools to analyze system
status/performance.
. Analyze explains/statistics/diagnostics to isolate SQL problems.
. Teradata SQL, OLAP functions, and Load/Unload utilities
. Perform report development, MSTR architecture work, and interaction
with business, SMEs and client MSTR team, perform requirements-
gathering and translate to technical requirements, document
requirements/design.
. Did performance tuning, including collecting statistics, analyzing
explains & determining which tables needed statistics. Increased
performance by 35-40% in some situations.
. Multiload, BTEQ, created & modified databases, performed capacity
planning, allocated space, granted rights for all objects within
databases, etc
. Moved databases between machines.
. Installed patch sets and upgraded Teradata.
. Automated data warehousing and datamart refreshes using Transportable
table space option.
. Worked on creating and managing the partitions.
. Deliver new and complex high quality solutions to clients in response
to varying business requirements and Creating and managing user
accounts.
. Installed Teradata drivers for the teradata utilities.
. Refreshed the data by using fastexport and fastload utilities.
. Used Teradata Administrator and Teradata Manager Tools for monitoring
and control the system.
. Creating and modifying MULTI LOADS for Informatica using UNIX and
Loading data into EADW.
. Loading data from various data sources and legacy systems into
Teradata production and development warehouse using BTEQ, FASTEXPORT,
MULTI LOAD, FASTLOAD and Informatica.
. Working as an On-Site Teradata Lead DBA, doing DBA activities that are
Implementation of data and table-level security, setting up access
rights and space rights for Teradata environment. Performance tuning,
Monitoring and reporting Review system utilization by user.
AT&T (With Wipro) 06/2009 - 02 /2010
Sr. Teradata DBA/Application DBA /Teradata Architect
AT&T is a big Telecommunications company providing services for wireless
and wire line customers. I worked as a Sr Teradata DBA/Application DBA /
Architect to provide BI Data mart solution for marketing department to
analyze Campaign Analytics with Customer Analytics. Informatica 8.x,
7.1.3/6.2 is used as ETL tool & Oracle 10g/9i, Teradata 12 is the
database & Micro strategy Ver. 8 is used for Reports.
Contribution
. Worked on NetBackup Technology to take the hot and cold backups.
. As Teradata DBA Lead, responsible for maintaining all DBA functions
(development, test, production) on three platforms in operation 24x7.
Platforms included 5500, 4 node for production, development and
testing.
. Setup core process required to source new data streams into Teradata
data mart
. Participate in the design and development of a technical architecture
that will be aligned with the client's business objectives.
. Responsible for providing the best Teradata Informatica Loading
strategies for ETL processing of getting data into Data mart.
. Involved in workload balancing through TASM.
. Performed query optimization and assisted ETL developers and users by
analyzing DBQL data, explain plan and join strategy and Partitioning
large tables to improve performance of sqls.
. Using the workload management tool and methodology to manage the
system workload to help business team to meet SLA
. Performed database health checks and tuned the databases using
Teradata Manager.
. With the in-depth expertise in the Teradata cost based query
optimizer, identified potential bottlenecks with queries from the
aspects of query writing, skewed redistributions, join order,
optimizer statistics, physical design considerations (PI/USI/NUSI/JI
etc) etc. In-depth knowledge of Teradata Explain and Visual Explain to
analyze and improve query performance.
. Analyzing sessions with for high spool usage, high CPU usage, high
disk usage, and high skew etc when alerts are received.
. Use of all database administration tools to analyze system
status/performance.
. Analyze explains/statistics/diagnostics to isolate SQL problems.
. Teradata SQL, OLAP functions, and Load/Unload utilities
. Perform report development, MSTR architecture work, and interaction
with business, SMEs and client MSTR team, perform requirements-
gathering and translate to technical requirements, document
requirements/design.
. Did performance tuning, including collecting statistics, analyzing
explains & determining which tables needed statistics. Increased
performance by 35-40% in some situations.
. Multiload, BTEQ, created & modified databases, performed capacity
planning, allocated space, granted rights for all objects within
databases, etc
. Moved databases between machines.
. Installed patch sets and upgraded Teradata.
. Automated data warehousing and datamart refreshes using Transportable
table space option.
. Worked on creating and managing the partitions.
. Deliver new and complex high quality solutions to clients in response
to varying business requirements and Creating and managing user
accounts.
. Installed Teradata drivers for the teradata utilities.
. Refreshed the data by using fastexport and fastload utilities.
. Used Teradata Administrator and Teradata Manager Tools for monitoring
and control the system.
. Creating and modifying MULTI LOADS for Informatica using UNIX and
Loading data into EADW.
. Loading data from various data sources and legacy systems into
Teradata production and development warehouse using BTEQ, FASTEXPORT,
MULTI LOAD, FASTLOAD and Informatica.
. Working as an On-Site Teradata Lead DBA, doing DBA activities that are
Implementation of data and table-level security, setting up access
rights and space rights for Teradata environment. Performance tuning,
Monitoring and reporting Review system utilization by user.
Xcel Energy & Utilities Company (With IBM) 01/2009 - 06/2009
Application DBA and Sr Teradata DBA
. Worked on Netback up/TERA Technology to take the hot and cold backups.
. As Teradata DBA Lead, responsible for maintaining all DBA functions
(development, test, production) on three platforms in operation 24x7.
Platforms included 5500, 4 node for production, development and
testing.
. Did performance tuning, including collecting statistics, analyzing
explains & determining which tables needed statistics. Increased
performance by 35-40% in some situations.
. Multiload, BTEQ, created & modified databases, performed capacity
planning, allocated space, granted rights for all objects within
databases, etc
. Moved databases between machines.
. Installed patch sets and upgraded Teradata.
. Automated data warehousing and datamart refreshes using Transportable
table space option.
. Worked on creating and managing the partitions.
. Performed database health checks and tuned the databases using
Teradata Manager.
. Deliver new and complex high quality solutions to clients in response
to varying business requirements and Creating and managing user
accounts.
. Installed Teradata drivers for the teradata utilities.
. Refreshed the data by using fastexport and fastload utilities.
. Used Teradata Administrator and Teradata Manager Tools for monitoring
and control the system.
. Creating and modifying MULTI LOADS for Informatica using UNIX and
Loading data into EADW.
. Loading data from various data sources and legacy systems into
Teradata production and development warehouse using BTEQ, FASTEXPORT,
MULTI LOAD, FASTLOAD and Informatica.
. With the in-depth expertise in the Teradata cost based query
optimizer, identified potential bottlenecks with queries from the
aspects of query writing, skewed redistributions, join order,
optimizer statistics, physical design considerations (PI/USI/NUSI/JI
etc) etc. In-depth knowledge of Teradata Explain and Visual Explain to
analyze and improve query performance.
. Working as an On-Site Teradata Lead DBA, doing DBA activities that are
Implementation of data and table-level security, setting up access
rights and space rights for Teradata environment. Performance tuning,
Monitoring and reporting Review system utilization by user.
. Acted as a liaison between the offshore and onsite teams.
. Also performed functions as Project Lead (teams up to 15 people)
Charles Schwab Co Inc. 02/2007 - Till
Date
Application DBA and Teradata DBA
Contribution
. Worked on Netvault Technology to take the hot and cold backups.
. As Teradata DBA Lead, responsible for maintaining all DBA functions
(development, test, production) on three platforms in operation 24x7.
Platforms included 5450, 17 node for production, development and
testing.
. Did performance tuning, including collecting statistics, analyzing
explains & determining which tables needed statistics. Increased
performance by 35-40% in some situations.
. Multiload, BTEQ, created & modified databases, performed capacity
planning, allocated space, granted rights for all objects within
databases, etc
. Moved databases between machines.
. Installed patch sets and upgraded Teradata.
. Automated data warehousing and datamart refreshes using Transportable
table space option.
. Worked on creating and managing the partitions.
. Performed database health checks and tuned the databases using
Teradata Manager.
. Deliver new and complex high quality solutions to clients in response
to varying business requirements and Creating and managing user
accounts.
. Installed Teradata drivers for the teradata utilities.
. Refreshed the data by using fastexport and fastload utilities.
. Used Teradata Administrator and Teradata Manager Tools for monitoring
and control the system.
. Creating and modifying MULTI LOADS for Informatica using UNIX and
Loading data into IDW.
. Loading data from various data sources and legacy systems into
Teradata production and development warehouse using BTEQ, FASTEXPORT,
MULTI LOAD, FASTLOAD and Informatica.
. With the in-depth expertise in the Teradata cost based query
optimizer, identified potential bottlenecks with queries from the
aspects of query writing, skewed redistributions, join order,
optimizer statistics, physical design considerations (PI/USI/NUSI/JI
etc) etc. In-depth knowledge of Teradata Explain and Visual Explain to
analyze and improve query performance.
. Working as an On-Site Teradata Lead DBA, doing DBA activities that are
Implementation of data and table-level security, setting up access
rights and space rights for Teradata environment. Performance tuning,
Monitoring and reporting Review system utilization by user.
. Acted as a liaison between the offshore and onsite teams.
. Also performed functions as Project Lead (teams up to 15 people)
Environment : Teradata, NETVAULT,TMGR, TDADMIN, PMON, SQLA, TSAW, TSWIZ,
Priority Schedule, BTEQ, FastLoad, MultiLoad, FastExport, Tpump and
DataStage. MPRAS V2R6, HPUX, MS Win 9x, Win NT4.0, W2K Professional,
Windows XP 32-bit, Erwin, Power Designer, MP-RAS, W2K, DB2, Oracle
STANDARD BANK OF SOUTH AFRICA LTD 01/2006 - 02/2007
Teradata Lead DBA and Project Manager
Contribution
. Worked on Netvault Technology to take the hot and cold backups.
. As Teradata DBA Lead, responsible for maintaining all DBA functions
(development, test, production) on three platforms in operation 24x7.
Platforms included 5400, 12 node for production, development and
testing.
. Did performance tuning, including collecting statistics, analyzing
explains & determining which tables needed statistics & secondary
indexes. Increased performance by 35-40% in some situations.
. Multiload, BTEQ, created & modified databases, performed capacity
planning, allocated space, granted rights for all objects within
databases, etc
. Moved databases between machines.
. Installed patch sets and upgraded Teradata.
. Automated data warehousing and datamart refreshes using Transportable
table space option.
. Worked on creating and managing the partitions.
. Performed database health checks and tuned the databases using
Teradata Manager.
. Deliver new and complex high quality solutions to clients in response
to varying business requirements and Creating and managing user
accounts.
. Installed Teradata drivers for the teradata utilities.
. Refreshed the data by using fast export and fastload utilities.
. Used Teradata Administrator and Teradata Manager Tools for monitoring
and control the system.
. Creating and modifying MULTI LOADS for DataStage using UNIX and
Loading data to DataStage.
. Loading data from various data sources and legacy systems into
Teradata production and development warehouse using BTEQ, FAST EXPORT,
MULTI LOAD and DataStage .
. With the in-depth expertise in the Teradata cost based query
optimizer, identified potential bottlenecks with queries from the
aspects of query writing, skewed redistributions, join order,
optimizer statistics, physical design considerations (PI/USI/NUSI/JI
etc) etc. In-depth knowledge of Teradata Explain and Visual Explain to
analyze and improve query performance.
. Working as an On-Site Teradata Lead DBA, doing DBA activities that are
Implementation of data and table-level security, Setting up access
rights and space rights for Teradata environment. Performance tuning,
Monitoring and reporting Review system utilization by user.
. Acted as a liaison between the onshore teams.
. Also performed functions as Project Lead (teams up to 15 people)
. Was responsible for certifying Teradata Manager against Teradata
running on .NET
Environment : Teradata, NETVAULT,TMGR, TDADMIN, PMON, SQLA, TSAW, TSWIZ,
Priority Schedule, BTEQ, FastLoad, MultiLoad, FastExport, Tpump and
DataStage. MPRAS V2R6, HPUX, MS Win 9x, Win NT4.0, W2K Professional,
Windows XP 32-bit, Erwin, Power Designer, MP-RAS, W2K, DB2, Oracle
NCR USA 12/2003 - 12/ 2005
Teradata Support Analyst and Teradata Lead DBA
Contribution
. Worked on ARC Technology to take the hot and cold backups.
. Tuned system. Init parameters.
. Moved databases between machines.
. Installed patch sets and upgraded Teradata.
. Automated data warehousing and datamart refreshes using Transportable
table space option.
. Worked on creating and managing the partitions.
. Performed database health checks and tuned the databases using
Teradata Manager.
. Deliver new and complex high quality solutions to clients in response
to varying business requirements and Creating and managing user
accounts.
. Installed Teradata drivers for the teradata utilities.
. Refreshed the data by using fast export and fastload utilities.
. Used Teradata Administrator and Teradata Manager Tools for monitoring
and control the system.
. Loading data from various data sources and legacy systems into
Teradata production and development warehouse using BTEQ, TPUMP, FAST
LOAD, FAST EXPORT and MULTI LOAD.
. With the in-depth expertise in the Teradata cost based query
optimizer, identified potential bottlenecks with queries from the
aspects of query writing, skewed redistributions, join order,
optimizer statistics, physical design considerations (PI/USI/NUSI/JI
etc) etc. In-depth knowledge of Teradata Explain and Visual Explain to
analyze and improve query performance.
. Working as an offshore Teradata Lead DBA, doing DBA activities that
are Implementation of data and table-level security, Setting up access
rights and space rights for Teradata environment. Performance tuning,
Monitoring and reporting Review system utilization by user.
. Developed the Test cases for the new features.
. Performed Product Integration Testing for these applications on W2K
advanced server, W2K Pro, XP against V2R5.1 MPRAS/W2K, V2R5.0
MPRAS/W2K, V2R4.2 HPUX/. NET and V2R4.1.x MPRAS/W2K DBS Platforms
. Involved in fixing the Discrepancy Reports (DR's) raised by customers
as well as In-house
. Prepared the Test Reports with the results was responsible for
developing the Data Collector feature for Teradata Manager 6.0.
. Played active role in testing the Teradata Manager 6.0 applications on
W2K Professional, W2K Server and Windows XP 32-bit client platforms
against Teradata V2R5.0 and Teradata V2R4.1.3.
. Acted as a liaison between the offshore and onshore teams.
. Was responsible for certifying Teradata Manager 6.0 against Teradata
running on .NET
. Execution, development of Test Cases, Test Plans and Test Reports for
various applications of Teradata Manager
Environment : Teradata, ARC,TMGR, TDADMIN, PMON, SQLA, TSAW, TSWIZ,
Priority Schedule, BTEQ, FastLoad, MultiLoad, FastExport and Tpump. n node
NCR - Teradata V2R4X/5X/5.1.X on any node - UNIX MPRAS/Win 2K, MPRAS V2R5.1
and 2r6, HPUX, SUSI Linux,MS Win 9x, Win NT4.0, W2K Professional, Windows
XP 32-bit, Microsoft .NET 32-bit
Rational Clearcase, Rational Purify, Visual Studio Debugger. MP-RAS, W2K,
.NET
Goldman & Sachs, Newyork, USA Jun', 03 - Dec',
03
Developer
Project Description:
Global Asset Servicing System used for processing corporate action
notifications, elections and payments. It feeds off EDS system.
Contribution:
. Creating New Programs/ Jobs
. Corrective, Adaptive, Enhancement and Preventive Maintenance
. Documentation of programs/Jobs
. Production Support
. Modifying Data in the database
. Unit Testing and User Acceptance Testing
Environment : C, C++, PERL, AUTOSYS, Workshop and DBX. CVS, SUN Workshop
(debugger), Sybase11, Sun OS 5.5, Sun Sparc
RADIXS, Singapore (02/2003) -
(07/2003)
Module Leader
Contribution
. Analysis of the specifications provided by the clients
. Design and Development
. Studied & analysed the work activities of system.
. Coding using C, Bourne Shell Script, IPC, Multi Threading, Socket
Programming, TCP/IP.
. Works by using the Event based mechanism with the combination of process
based and thread based mechanism. When the client makes a request for MXI
services the main server handles the request.
. For synchronizing the process and thread creation, IPC mechanisms are
used
. During the process of integration the control flow of information has to
be handled using Message Queues, Semaphores, Shared memory for Inter
Process communication
. Passing arguments between platform interface and server interface
. Testing - unit testing & integration testing
. Responsible for overseeing the Quality procedures related to the project.
. Client site for implementation.
Environment : C, IPC, Socket programming, TCP/IP, Oracle, Linux RH 7.1,
HP-UX 10.0, HP 9000
Steltor, USA Aug'2002 - Jan' 2003
Team Member
3 Contribution:
As a Team Member, responsible for
. Studied & analysed the work activities of system.
. Coding using C, Bourne Shell Script, IPC (Semaphore & Shared
Memory).
. Testing - unit testing & integration testing
. During the process of integration the control flow of
information has to be handled
Using Message Queues, Semaphores, Shared memory for
Inter Process
Communication
Environment : C, Bourne Shell, IPC (Semaphore & Shared Memory), Unix-
HPUX10.0, Solaris, HP 9000
Fleet Financial Services Sep' 2001 -July'
2002
Team Member
4 Contribution:
. Defining common data types and writing wrapper classes
. Development of client wrappers for Component Manager, Craft Manager
. Development of File Transfer Agent using C.
. Involved in Re-engineering of several classes and extending their
functionality
. Testing - unit testing & integration testing
.
Environment : C, C++, Bourne Shell, Oracle, Unix-HP10.0 - Solaris, HP 9000
AIG - Boston MA Jan 2001 - Aug 2001
Team Member
Contribution:
. Involved in code analysis for transition. Analysis of the
specifications provided by the clients
. Impact analysis for enhancements
. Coding and testing of the enhanced version
. Client Side Validations using Windows for C, Windows for Data.
. Responsible for overseeing the Quality procedures related to the
project
Environment : Windows for C, Windows for Data. MS-SQL Server 2000. Windows
95/98/NT and Solaris, SunSparc, Pentium PC
Defense Electronics and Research Laboratories, Hyderabad.
Aug'1999 -Dec' 2000
Team Member
Contribution:
. Analysis of the specifications provided by the clients.
. During the process of integration the control flow of information is
handled using Message Queues, Semaphores, Shared memory for Inter
Process Communication, Socket Programming using TCP/IP for data
transfer across network. Multi Threaded Programming is used for
handling asynchronous data reported from external systems.
. As a Team Member, the work involved in coding & testing.
. In coding Inter Process mechanism for data transfer within the
. System and Sockets are implemented whenever required to interact with
other (remote) Entities.
. Documentation is done for all the test cases, which involves
documenting wide range of input values and corresponding output
values.
Environment : C, Socket Programming using TCP/IP, IPC (Message Queues,
Saphores, Shared memory), SunSparc, Pentium PC, Bourne Shell. NIX/Solaris
Nuclear Power Corporation, Mumbai. Jun'1998 -Jul'
1999
Team Member
Contribution:
. Analysis of the specifications provided by the clients
. During the process of integration the control flow of information is
handled using Socket Programming using TCP/IP for data transfer across
network.
. As a Team Member, the work involved in coding & testing.
. Documentation is done for all the test cases, which involves
documenting wide range of input values and corresponding output
values.
Environment : C, Socket Programming using TCP/IP, Bourne Shell. UNIX /
Solaris, SunSparc, Pentium PC
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