Senior Oracle Database Administrator
4 weeks ago
The Database Administrator operates within the internal Information Technology departments of Dimension Data or client facing service department and takes responsibility for the performance, integrity and security of large, more complex databases and processes. Individuals in this role take responsibility for the design, implementation and administration of Oracle database management systems.
Database Administrators work closely with System Administrators, Change Control, Release Management, Service Delivery Management, Capacity and Availability Management to establish the needs of users, monitoring user access and security.
They install administer and maintain database servers, control access permissions, administer complex databases, and ensure optimal performance and ensure database recoverability in the event of a disaster.
Responsibilities
Financial
Provide input into the Presales and Sales processes
Accurate timekeeping
Client
Respond to customer requests
Work with technical contacts from other teams or external partners on integration projects
Business consulting in database environments as well as architecting solutions to customer requirements and ensuring that solutions are built to specification and client requirements
Ability to provide on-call and 24x7 DBA support when applicable
Business Process
Perform database administration, maintenance, performance tuning, security, and troubleshooting
Provide daily health check reports
Develop, maintain, perform, and test database backup and recovery strategies and procedures
Perform database installations, configurations, upgrades, and migrations
Provide proactive performance monitoring, and capacity planning for future database and server growth
Develop and maintain best practices database documentation.
Administer and maintain database and user security policies and standards including compliance with SOX regulations
Work closely and effectively and maintain good relationship with DBA team members, and in-house software development, project management, QA, and system admin teams
Support strategic decision making for technology base
Design, evaluate and recommend best practices for database models and architecture
Manage standards and strategies for security, database objects, and backup / recovery
Monitor capacity and performance, troubleshooting, and proactively resolving a wide variety of problems. Establish and maintain standards, procedures and automation strategies for tools and monitoring
Participate or lead development of smaller projects and ensure their timely delivery
Participate and contribute in the team’s development process
Act as a liaison between the Database Administration staff, project development staff and functional team
RequirementsQualification/Professional Certifications
Matric, Diploma, Bachelor's Degree, in Computer Science / Information Technology, or equivalent
Oracle database certification & knowledge of Unix, storage subsystems advantageous
Experience and Core Skills
Experience in the capacity of a Senior Database Administrator.
Experience in Cloud Hyperscalers (Oracle OCI, AWS & Azure)
Core Database Administration: administration, maintenance, performance tuning, security, backup and recovery, high availability
Experience with Oracle Data Guard (DG) , Oracle Real Application Cluster(RAC )
Unix and PL/SQL scripting knowledge advantageous
Experience in Oracle’s Engineered Systems, Oracle Exadata, Oracle SuperCluster advantageous
Experience in Platform & Database Migrations
Oracle
- Minimum 6 Years Database Administrator Experience on Oracle in a senior capacity
- A solid understanding of Core Database Administration
- Experience in designing and implementing High Availability and Disaster Recovery solutions:
- Oracle RAC and
- Oracle Data Guard
- Experience in database migrations, and administration on multiple platforms
- A solid understanding of Windows , Unix/Linux, Solaris Operating Systems
- Solid understanding of Oracle Rman backup and recovery.
Responsibilities
Financial
· Provide input into the Presales and Sales processes
Accurate timekeeping
Additional Skills
Excellent communicator, and high levels of proficiency in the English language – speaking, read and write
Ability to create and maintain strong working relationships with colleagues and customers
Display accuracy and attention to detail when dealing
Able to cope well in conflict situations
Be able to work both in a team and alone
Ability to work well under pressure, especially in maintaining a balanced and logical approach
Self-motivated and self-managed
Able to use initiative and take ownership of deliverables and projects
Structured working methods
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