Oracle Database Administrator (DBA)

We are seeking an experienced and certified Intermediate Oracle Database Administrator (DBA) to take charge of the administration, performance, high availability, and operational reliability of mission-critical enterprise database environments. In this role, you will manage production Oracle 19g databases deployed on Oracle Exadata and enterprise Linux platforms, execute backup and disaster recovery strategies, fine-tune database performance, and maintain high-availability configurations including Real Application Clusters (RAC) and Oracle Data Guard.

Key Responsibilities

• Database Administration & Operations: Manage, monitor, patch, and maintain production Oracle 19g database environments in large-scale enterprise infrastructures.

• Exadata Management: Administer, monitor, and maintain database environments running on Oracle Exadata Database Machine; utilize Exadata-specific features (Smart Scans, Storage Indexes, Hybrid Columnar Compression, and CellCLI/DCLI commands) to maximize throughput.

• High Availability & Disaster Recovery: Implement, configure, and maintain Oracle Real Application Clusters (RAC) and Oracle Data Guard for minimal downtime and seamless failover.

• Backup & Recovery Management: Execute, automate, and periodically test database backup and disaster recovery plans using Oracle RMAN.

• Performance Tuning: Perform comprehensive database-level performance tuning, analyzing AWR/ASH/ADDM reports, optimizing memory/storage parameters, and assisting application teams with complex SQL and PL/SQL optimization on Exadata storage.

• System & Storage Administration: Leverage advanced Unix/Linux file systems, ASM, and enterprise storage structures to optimize I/O; automate routine DBA maintenance via Shell scripting.

• Vendor Support & Escalation: Log, escalate, and resolve technical service requests (SR) through Oracle Support / My Oracle Support (MOS).

• Cross-Platform Support: Maintain database deployments across Red Hat Enterprise Linux (RHEL), Oracle Linux, and Windows Server environments utilizing advanced operating system features.

• Bachelor of Science (BSc) in Computer Science & Engineering

• Oracle Certified Professional (OCP) in the DBA track.

• Appropriate professional certification in Linux OS (e.g., RHCSA, RHCE, or Oracle Linux Certified Implementation Specialist).

• At least 5 years
• The applicants should have experience in the following business area(s): IT Enabled Service

• Age 28 to 45 years

Database Administration & Exadata Experience:

• Minimum 5+ years of hands-on experience managing Oracle 19g database infrastructure as a DBA for a large organization.
• Direct hands-on experience working with Oracle Exadata environments (Exadata cell storage administration, maintenance, patching, or performance tuning).

OS Platform Proficiency:

• Minimum 2+ years of direct experience working on Red Hat Enterprise Linux (RHEL) or Oracle Linux OS platforms.
• Strong familiarity with advanced Unix/Linux features (file systems, volume management, system kernel parameters) and Windows Server advanced configurations.
• High Availability & Disaster Recovery:Minimum 1+ years of practical, hands-on experience configuring and administering Oracle Data Guard.
• Proven implementation and administration experience with Oracle RAC.

Backup & Recovery:

• Extensive hands-on experience executing backup, restore, and recovery strategies using Oracle RMAN.

Scripting & Querying:

• Strong expertise in SQL (proficiency in PL/SQL is highly preferred).
• Demonstrated proficiency in writing and maintaining Bash/Shell scripts for database maintenance automation.

Vendor Operations:

• Proven track record raising, managing, and collaborating on Oracle Online Support Service Requests (SR).

Preferred Skills

• Oracle Exadata Database Machine certification (e.g., Oracle Exadata Database Machine Implementation Specialist).
• In-depth knowledge of Oracle ASM (Automatic Storage Management).Familiarity with database security compliance, auditing, and vulnerability management.
• Experience in zero-downtime database upgrades and Exadata migration projects.

Backup Storage System, Database Administrator (DBA), Linux, Oracle Database, Redhat

• Mobile bill,T/A,Tour allowance
• Salary Review: Yearly
• Festival Bonus: 2

• Employment status: Full Time
• Vacancies: 1
• Salary: Tk. 40000 - 60000 (Monthly)
• Job location: Dhaka