Your responsibility as a database administrator (DBA) will be the performance, integrity and security of a database. You'll be involved in the planning and development of the database, as well as in troubleshooting any issues on behalf of the users.
You'll ensure that:
data remains consistent across the database
data is clearly defined
users access data concurrently, in a form that suits their needs
there is provision for data security and recovery control (ensuring all data is retrievable in an emergency).
As a database administrator, you'll need to:
establish the needs of users and monitoring user access and security
monitor performance and manage parameters in order to provide fast responses to front-end users
map out the conceptual design for a planned database
consider both back-end organization of data and front-end accessibility for end-users
refine the logical design so that it can be translated into a specific data model
further refining the physical design to meet system storage requirements
install and test new versions of the database management system (DBMS)
maintain data standards, including adherence to the Data Protection Act
write database documentation, including data standards, procedures and definitions for the data dictionary (metadata)
control access permissions and privileges
develop, manage and test back-up and recovery plans
ensure that storage and archiving procedures are functioning correctly
carry out capacity planning
work closely with IT project managers, database programmers and multimedia programmers
communicate regularly with technical, applications and operational staff to ensure database integrity and security
commission and install new applications and customize existing applications in order to make them fit for purpose
manage the security and disaster recovery aspects of a database.