MUHAMMED AJMAL N
Bengaluru
Summary
Certified Oracle Database Administrator with 5 years of expertise in managing Oracle 12c/19c environments, including backup & recovery (RMAN), performance tuning, and high availability (Data Guard & RAC). Skilled in implementing ITIL-based change, incident and problem management processes for enterprise environments. Adept at troubleshooting and maintaining database health, with foundational knowledge of Microsoft SQL Server .
Overview
5
5
years of professional experience
1
1
Certification
Work History
Analyst I Infrastructure Services
DXC Technology
Banglore
06.2020 - Current
- Experience with Oracle database 9i, 10g, 11g, 12c, 18c, 19c, RAC, ASM, Data Guard, and performance tuning.
- Experience with Enterprise Manager for monitoring and administering mission-critical databases.
- Implemented Oracle Data Guard for DR, and ensured smooth role transitions (switchover/failover).
- Supported Oracle RAC environment, troubleshooting node evictions, and cluster issues.
- Applied quarterly PSU and CPU patches, minimizing security vulnerabilities.
- Experience administering databases on Exadata.
- Performed backup and recovery operations using RMAN utility.
- Highly efficient and experienced in working in huge environments across multiple teams (Functional, Business, Development) while maintaining a good relationship.
- Managed user accounts and support systems within complex Oracle database and cloud systems.
- Experience with Oracle 12c/19c CDB/PDB architecture and setup experience in high availability environments using RAC with Flex ASM and Flex Cluster.
- Experience in troubleshooting database performance issues using the Automated Workload Repository (AWR), Automatic Database Diagnostics Monitor (ADDM), and ASH Report.
- Strong working experience with Oracle Exadata, Data Guard.
- Hands-on experience in implementing automation using Python and shell scripting.
Education
Batchelor of engineering - computer science
Anna University
Chennai05.2020
Skills
- Oracle 19c, Oracle 12c, Oracle 11g
- RMAN
- OEM cloud control
- Data pump
- AWR, ADDM, ASH
- Oracle RAC configuration
- Data Guard implementation and troubleshooting
- Oracle ASM management
- Disaster recovery
- PL and SQL development
- Capacity planning
- Database cloning
- Flashback
- Performance tuning
- Patching
- Exadata management
- Cloud database management
- Scripting automation
- Golden Gate
- Python automation
Certification
- Oracle Database SQL Certified Associate (1Z0-071)
- Google Cloud Certified - Associate Cloud Engineer
- GSDC Cloud Computing Foundation
Languages
- English
- Hindi
- Malayalam
- Tamil
- Arabic
Personal Information
Notice Period: 1 Month
Timeline
Analyst I Infrastructure Services
DXC Technology
06.2020 - Current
Batchelor of engineering - computer science
Anna University
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