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jobs
Thambiayah Sivakumar
,
Experience
Other titles
Skills
I'm offering
Markets
United Kingdom
Language
English
Fluently
Ready for
My experience
2019 - ?
job
Senior Database Administrator
Elysium Healthcare Ltd.
Managing and consolidating 5 complex SQL Servers 2017, SQL Server 2016 and SQL Server 2012 database servers with 38 Instances. Disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning. SSRS, SSIS, SSAS.
Design, Sql, SQL Server, Database, Database design, Ssis, Security, SSRS, Monitoring, SSAS, Server, Administrator, Tuning, Sql server 2016, Sql server 2012
2017 - 2019
job
Database Administrator
British Transport Police.
Managing and consolidating more than 80 complex SQL Servers 2016, SQL Server 2012 and SQL Server 2008 database servers and Oracle Servers, Disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning. SSRS, SSIS, SSAS.
Manage and Maintain Control Works, Niche and iPatrol
◦ Upgraded SQL Server 2005 and 2008 in Development, Test and Production environments to SQL Server 2012 and SQL Server 2014
◦ Upgrade Origin
◦ Upgrade applications like eFinance, Niche, Origin ,etc
◦ Installed and Configured Microsoft server cluster and Always on cluster
◦ Managing existing database mirroring
◦ Azure AD and Cloud SQL database testing and pilot.
◦ Working with fast growing database of 8TB. The database growing in the rate of 10GB per day
◦ Working with database partitioning, Replication
◦ Setup Oracle Data guard and RMAN backup on Ubundu and Oracle12c
◦ Managing BOXI and SQL Database Warehouse
◦ Managing SQL Databases using PowerShell script
◦ Kanban Management
◦ Manage and Maintain Control Works, Niche and iPatrol
Manage and Maintain Control Works, Niche and iPatrol
◦ Upgraded SQL Server 2005 and 2008 in Development, Test and Production environments to SQL Server 2012 and SQL Server 2014
◦ Upgrade Origin
◦ Upgrade applications like eFinance, Niche, Origin ,etc
◦ Installed and Configured Microsoft server cluster and Always on cluster
◦ Managing existing database mirroring
◦ Azure AD and Cloud SQL database testing and pilot.
◦ Working with fast growing database of 8TB. The database growing in the rate of 10GB per day
◦ Working with database partitioning, Replication
◦ Setup Oracle Data guard and RMAN backup on Ubundu and Oracle12c
◦ Managing BOXI and SQL Database Warehouse
◦ Managing SQL Databases using PowerShell script
◦ Kanban Management
◦ Manage and Maintain Control Works, Niche and iPatrol
SSRS, SQL Server 2005, SQL Server 2005 and 2008, Sql server 2014, Sql server 2008, Sql server 2012, Tuning, Production, Administrator, Database testing, Server, SSAS, Monitoring, Development, Backup, Testing, Design, Security, Ssis, Kanban, Test, PowerShell, Management, Microsoft Server, Database design, Cloud, Database, Oracle, Azure, SQL Server, Sql
2015 - 2017
freelance
Senior Database Administrator & IT Consultant
City & Islington College.
(Contractor)
City & Islington College
Duties
Managing more than 50 complex SQL Server 2008, SQL Server 2012 and SQL Server 2014 database servers and Oracle Servers, Analysis services, IIS, disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning. SSRS, SSIS, SSAS. Writing scripts to do active
◦ Upgraded Oracle 11.2.0.1 to Oracle 11.2.0.4 to Oracle12c.
◦ Upgraded SQL Server 2005 and 2008 in Development, Test and Production environments to SQL Server 2012 and SQL Server 2014
◦ SCCM implementation
◦ FIM implementation
◦ Managing Exchange Server 2013
◦ ADFS
City & Islington College
Duties
Managing more than 50 complex SQL Server 2008, SQL Server 2012 and SQL Server 2014 database servers and Oracle Servers, Analysis services, IIS, disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning. SSRS, SSIS, SSAS. Writing scripts to do active
◦ Upgraded Oracle 11.2.0.1 to Oracle 11.2.0.4 to Oracle12c.
◦ Upgraded SQL Server 2005 and 2008 in Development, Test and Production environments to SQL Server 2012 and SQL Server 2014
◦ SCCM implementation
◦ FIM implementation
◦ Managing Exchange Server 2013
◦ ADFS
Implementation, SQL Server 2005, SQL Server 2005 and 2008, Sql server 2014, Sql server 2008, Sql server 2012, Tuning, Production, Administrator, Server, SSAS, Monitoring, Development, IIS, Design, IT Consultant, SSRS, It, Security, Ssis, Test, Database design, Exchange, Database, Oracle, Writing, SQL Server, Sql
2014 - 2015
job
Principal Database Administrator
Great Ormond Street Hospital for Children.
Duties
Managing more than 80 complex SQL Server 2005 , 2008 and SQL Server 2012 database servers and Oracle Servers, Analysis services, IIS, disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning. SSRS, SSIS, SSAS. Design and Implementing SQL Server 2005 and SQL Server 2008 Clusters and Mirroring. Accomplishments:
◦ Migrating and Upgrading SQL Server from 2000 to 2005
◦ Migrating and Upgrading SQL Server from 2005 to 2008
◦ Migrating and Upgrading SQL Server from 2008 to 2012 (On going)
◦ Upgraded and worked on SQL Server 2005 and 2008 in Development, Test and Production environments
Managing more than 80 complex SQL Server 2005 , 2008 and SQL Server 2012 database servers and Oracle Servers, Analysis services, IIS, disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning. SSRS, SSIS, SSAS. Design and Implementing SQL Server 2005 and SQL Server 2008 Clusters and Mirroring. Accomplishments:
◦ Migrating and Upgrading SQL Server from 2000 to 2005
◦ Migrating and Upgrading SQL Server from 2005 to 2008
◦ Migrating and Upgrading SQL Server from 2008 to 2012 (On going)
◦ Upgraded and worked on SQL Server 2005 and 2008 in Development, Test and Production environments
Development, SQL Server 2005, SQL Server 2005 and 2008, Sql server 2008, Sql server 2012, Tuning, Production, Administrator, Server, SSAS, Monitoring, Design, IIS, SSRS, Security, Ssis, Test, Database design, Database, Oracle, SQL Server, Sql
2006 - 2007
temp
Database Administrator
Able Innovation of London.
(Contract Job)
Able Innovation of London
Duties:
Senior Database Administrator, activities include support of around 5 complex SQL Server 2000 and 2005 database servers and Oracle servers, Analysis services, IIS, disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning.
Accomplishments:
◦ Upgraded and worked on SQL Server 2005 in Development, Test and Production environments
◦ Upgraded and worked on Oracle 8i to Oracle 9i
◦ Installing Standard and Customized SQL Servers 2005 and 2000 builds in Windows 2000, Windows 2003 and Windows NT environments for various applications in Production, System Test and Development environments.
◦ Implementing SQL, Web and Reporting Services implementations.
Able Innovation of London
Duties:
Senior Database Administrator, activities include support of around 5 complex SQL Server 2000 and 2005 database servers and Oracle servers, Analysis services, IIS, disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning.
Accomplishments:
◦ Upgraded and worked on SQL Server 2005 in Development, Test and Production environments
◦ Upgraded and worked on Oracle 8i to Oracle 9i
◦ Installing Standard and Customized SQL Servers 2005 and 2000 builds in Windows 2000, Windows 2003 and Windows NT environments for various applications in Production, System Test and Development environments.
◦ Implementing SQL, Web and Reporting Services implementations.
Support, SQL Server 2005, Tuning, Production, Administrator, Web, Server, Monitoring, Development, IIS, Design, Security, Windows, Test, Database design, Database, Oracle, Innovation, SQL Server, Sql
2005 - 2006
temp
Database Administrator
NHS.
(Contract Job)
Sussex Health Informatics Service - NHS
Duties:
activities include support of around 15 complex SQL Server 2000 and 2005 database servers, Analysis services, IIS, Crystal Reports and Reporting Services boxes in Production, System Test and Development Environments, disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning.
Accomplishments:
◦ Upgraded and worked on SQL Server 2005 in Development, Test and Production environments
◦ Established SQL Admin Monitoring System in Microsoft .Net to proactively monitor daily backups.
◦ Solving issues in Production, System Test and Development environments.
◦ Installing Standard and Customized SQL Servers 2005 and 2000 builds in Windows 2000, Windows 2003 and Windows NT environments for various applications in Production, System Test and Development environments.
◦ Implementing SQL, Web and Reporting Services implementations.
◦ Liaising and attending regular meetings with Problem management members for resolving issues, Change management Transition Leads for implementing applications.
◦ Dealing with Microsoft on product issues using Microsoft Premier Support.
Sussex Health Informatics Service - NHS
Duties:
activities include support of around 15 complex SQL Server 2000 and 2005 database servers, Analysis services, IIS, Crystal Reports and Reporting Services boxes in Production, System Test and Development Environments, disaster recovery, security, monitoring, configuring, implement, performance tuning, database design review, capacity planning and establishing standards for SQL Server installations, maintenance, tuning.
Accomplishments:
◦ Upgraded and worked on SQL Server 2005 in Development, Test and Production environments
◦ Established SQL Admin Monitoring System in Microsoft .Net to proactively monitor daily backups.
◦ Solving issues in Production, System Test and Development environments.
◦ Installing Standard and Customized SQL Servers 2005 and 2000 builds in Windows 2000, Windows 2003 and Windows NT environments for various applications in Production, System Test and Development environments.
◦ Implementing SQL, Web and Reporting Services implementations.
◦ Liaising and attending regular meetings with Problem management members for resolving issues, Change management Transition Leads for implementing applications.
◦ Dealing with Microsoft on product issues using Microsoft Premier Support.
Security, SQL Server 2005, Tuning, Production, Administrator, Web, Server, Health, Monitoring, Development, IIS, Support, Design, Net, Service, Windows, Test, Management, Database design, Database, SQL Server, Change management, Sql
1999 - 2005
job
Senior Database Administrator
London Executive Schools.
Duties:
Accountable for the design, configuration and installation of all major production, development and test SQL Server database environments on Windows 2000 platforms. Major activities include logical and physical database design, capacity planning, performance tuning, database security, disaster recovery, installation and ongoing maintenance with a special emphasis on web based server administration automation. Other activities include evaluating and selecting SQL Server database tools responsible for database and application tuning, capacity planning and database stability.
Accomplishments:
◦ Established standards for all database environments based on SQL Server optimization This initiative involved redesigning all new and legacy environments to adhere to these newly established standards.
◦ Established and wrote the Database Administrators Procedures document for the IT department. This document outlines all standards for the DBA Group including installing/upgrading SQL Server, creating databases, DBA tools, administration and monitoring, naming standards, policies, practices and procedures.
◦ Re-designed a thorough backup and recovery strategy for all major production systems. This initiative involved the design and development of several scripts used for both physical and logical backups. Also included in this effort was the development of various recovery strategies that included media failure, user failure and block corruption.
◦ Successfully maintain peak performance of all primary databases by providing advanced tuning methods, customized scripts,
Accountable for the design, configuration and installation of all major production, development and test SQL Server database environments on Windows 2000 platforms. Major activities include logical and physical database design, capacity planning, performance tuning, database security, disaster recovery, installation and ongoing maintenance with a special emphasis on web based server administration automation. Other activities include evaluating and selecting SQL Server database tools responsible for database and application tuning, capacity planning and database stability.
Accomplishments:
◦ Established standards for all database environments based on SQL Server optimization This initiative involved redesigning all new and legacy environments to adhere to these newly established standards.
◦ Established and wrote the Database Administrators Procedures document for the IT department. This document outlines all standards for the DBA Group including installing/upgrading SQL Server, creating databases, DBA tools, administration and monitoring, naming standards, policies, practices and procedures.
◦ Re-designed a thorough backup and recovery strategy for all major production systems. This initiative involved the design and development of several scripts used for both physical and logical backups. Also included in this effort was the development of various recovery strategies that included media failure, user failure and block corruption.
◦ Successfully maintain peak performance of all primary databases by providing advanced tuning methods, customized scripts,
It, Naming, Tuning, Production, Administrator, Web, Server, Monitoring, Development, Backup, Design, Security, Windows, Test, Database design, Automation, Database, SQL Server, Administration, Sql
1997 - 1999
job
Senior System Engineer
Global Digital Innovation, Manama.
Bahrain
Duties
Lecturing windows NT4.0, UNIX and Novell Network. Maintaining Oracle Database. Assembling and troubleshooting of personnel computers
Duties
Lecturing windows NT4.0, UNIX and Novell Network. Maintaining Oracle Database. Assembling and troubleshooting of personnel computers
Oracle, Database, Unix, Oracle database, Windows, Network
1995 - 1997
job
Computer System Analyst
Phoenix Fashions (Pvt.) Ltd.
Ratmalana, Sri Lanka
Duties:
Administration of Windows NT Server and Novell Network Server, Creating home pages, AccPac Database Maintenance, Repairing of Electronic items.
Industrial Training
Duties:
Administration of Windows NT Server and Novell Network Server, Creating home pages, AccPac Database Maintenance, Repairing of Electronic items.
Industrial Training
Administration, Training, Database, Windows, Network, Analyst, Server
My education
1991
-
1995
University of Peradeniya
BSc, Eng (Minor in Electronics)
BSc, Eng (Minor in Electronics)
Oracle University
N/a, N/a
N/a, N/a
CISCO Academy Program
N/a, N/a
N/a, N/a
North London Itec
N/a, N/a
N/a, N/a
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