MOHAMMED SHAFI UR RAHIMAN
Oracle dba (On-prem & OCI)
Bangalore
Summary
14+ years of IT experience, with 12 years as an Oracle Database Administrator
Experience managing OCI services, including Compute, Storage, Networking, Load Balancing, and Object Storage
Proven ability in administering Oracle Databases, including RAC, RMAN, DATAGAURD, GOLDENGATE
Demonstrated experience in migrating on-premises workloads to Oracle Cloud Infrastructure.
Experience monitoring OCI environments and resolving incidents and performance issues and root cause analysis of p1 issues
DevOps support and Deployments , good knowledge of terraform
Overview
15
15
years of professional experience
3
3
Certifications
Work History
Oracle DBA (on-prem & OCI)
Oracle India Pvt Ltd.
02.2017 - 03.2025
- Lead Oracle Cloud Infrastructure (OCI) DBA operations, managing OCI databases across production, pre-production and development environments
- Designed and optimized Oracle DBA operations, including RAC/ASM, RMAN backups, database migrations, and upgrades, improving system efficiency
- Led OCI-C to OCI migration projects, ensuring smooth database transitions with zero data loss
- Migrated databases from Non-CDB to CDB-PDB architecture, enhancing scalability and resource efficiency
- Managed OCI patching processes (UI/manual), minimizing vulnerabilities and ensuring database stability
- Spearheaded Disaster Recovery (DR) drills for standby databases, achieving improvement in recovery time
- Led Proof of Concept (PoC) for PSU patch installation across 160+ RAC databases, ensuring seamless implementation
Associate Operations Manager (SA)
Cognizant Technology Solutions
03.2013 - 01.2017
- Managed Oracle DBA operations for Orbitz Worldwide and Radisys Technology, ensuring high database availability and security
- Designed and implemented database physical standby, improving system efficiency and reducing downtime
- Led a team of DBAs in Oracle RAC and ASM management, ensuring 24/7 database availability for high-traffic applications
- Worked on golden gate and physical standby
- Bi-Weekly report preparation and pressing with the management & Client
System Engineer (Oracle DBA)
Hewlett-Packard (HP)
05.2010 - 02.2013
System support Engineer and MSSQL Server DBA support
- Worked as system support engineer
- Troubleshoot Basic Issues: Resolve common problems like password resets, software installations, and connectivity issues.
- Log and Track Issues: Document all interactions and updates in the ticketing system
- MSSQL Server database activities
- Ensure that no SQL Server job has failed.
- Resolve any problem tickets.
- Close any outstanding change tickets.
- Perform the necessary backups, whether transactional or complete.
- Check the general health of the server (space, CPU utilization, memory) to confirm there are no issues.
Education
Master of Computer Application (M.C.A)
Osmania University
06-2007
Bachelore of Computer Applications (B.C.A)
Sri Krishna Devaraya University
04-2007
Skills
Lead Oracle Cloud Infrastructure (OCI) DBA operations, managing OCI databases across production, pre-production and development environments
Designed and optimized Oracle DBA operations, including RAC/ASM, RMAN backups, database migrations, and upgrades, improving system efficiency
Led OCI-C to OCI migration projects, ensuring smooth database transitions with zero data loss
Migrated databases from Non-CDB to CDB-PDB architecture, enhancing scalability and resource efficiency
Managed OCI patching processes (UI/manual), minimizing vulnerabilities and ensuring database stability
Spearheaded Disaster Recovery (DR) drills for standby databases, achieving improvement in recovery time
Led Proof of Concept (PoC) for PSU patch installation across 160 RAC databases, ensuring seamless implementation
Designed and implemented scalable, highly available, and secure infrastructure solutions on OCI for enterprise clients
Led the migration of on-premises applications and databases to OCI
Implemented backup and disaster recovery strategies for OCI environments, ensuring business continuity
Collaborated with cross-functional teams to troubleshoot and resolve complex infrastructure issues, improving system uptime
Developed and maintained technical documentation, architecture diagrams, and standard operating procedures (SOPs)
Certification
2023 Oracle Cloud Infrastructure (OCI) - Foundations Associate
Key Strengths
- OCI Cloud & On-Prem DBA Management (OCI-C, DB containerization, migration)
- Database Security & High Availability (RMAN, Data Guard, RAC, ASM, DR drills)
- Large-Scale Migrations & Upgrades (11g → 12c, Non-CDB to CDB-PDB)
- OCI -C / OCI – Migration, DB containerization, upgrade from 12.1 to 12.2 and 12.2 to 19c.
- Patching using OCI UI / Manual method triaging patching issues.
- Major role on DR-Drill Activities of standby database
- Having good exposure on Goldengate
- POC for the PSU patch installation all 160 DB's in RAC.
- DevOps Support (Deployments, on-call support, cloud monitoring)
- Created SOP’s confluence page for the regular issues
- Preparing POA and SOP’s for the scheduled activitiesPreparing and presenting bi-weekly report for the whole team to the customer.
On-Call Support
- Worked on OMC GEN1 and GEN-2 OCI services (OMC, Logan Analytics, APP Management, Operations Insight)
- Worked on various deployments for OPSI and Log Analytics
- On-call support of GEN-1 and GEN -2
- Created various Grafana dashboard for alert monitoring (Sev-1, Sev-2) each region
- Facilitated sprint planning, daily scrums, sprint reviews, and retrospectives for a team of 7 developers.
- Identified and removed impediments, improving team performance and productivity.
- Collaborated with the Product Owner to prioritize the product backlog and manage the sprint backlog.
- Used Jira and Confluence to track progress and facilitate communication
Ticketing and monitoring tools
- JIRA SD , Servicenow, scrum
- OEM, Grafana,
Technological literacy
- Database Management: ORACLE, MSSQL
- Cloud Computing: OCI and AWS.
- DevOps: Deployments (Jenkins) ,Terraform
Timeline
Oracle DBA (on-prem & OCI)
Oracle India Pvt Ltd.
02.2017 - 03.2025
Associate Operations Manager (SA)
Cognizant Technology Solutions
03.2013 - 01.2017
System Engineer (Oracle DBA)
Hewlett-Packard (HP)
05.2010 - 02.2013
Master of Computer Application (M.C.A)
Osmania University
Bachelore of Computer Applications (B.C.A)
Sri Krishna Devaraya University