saleh bin mohsin

• Managed 20+ production Oracle databases in high-availability
environments using RAC and Data Guard and single instance
together.
• Designed and implemented disaster recovery solutions,
ensuring minimal downtime for critical applications.
• Led database performance tuning initiatives, improving system
efficiency.
• Executed database upgrades and patching (11g to 19c) with
minimal business disruption.
• Administered RMAN backup and recovery strategies for
enterprise systems.
• Provided L2/L3 production support, resolving critical incidents
within SLA timelines.
• Managed and supported Oracle WebLogic Server integrated
environments
• Automated routine DBA operations using shell scripting,
reducing manual effort and errors.
• Collaborated with infrastructure and application teams for
deployment and performance optimization.
• Installed, configured, and maintained Microsoft SQL Server
instances across development, test, and production
environments
• Monitored and optimized database performance by analyzing
execution plans, indexing strategies, and resolving query
bottlenecks
• Planned and maintained backup and recovery strategies,
ensuring minimal data loss and quick restoration during failures
• Managed database security by creating logins, roles, and
permissions, and implementing data protection measures
• Implemented high availability and disaster recovery solutions
such as Always On Availability Groups, failover clustering, and
replication
• Monitored system health and proactively resolved issues related
to deadlocks, blocking, and resource utilization
• Automated administrative tasks using SQL Server Agent jobs,
scripts, and maintenance plans
• Planned and executed database upgrades, patches, and
migrations with minimal downtime
• Collaborated with development and infrastructure teams to
support application deployments and troubleshoot database
related issues

Project Title : ORACLE Core/SAP Database Support

• Resolving the Database issues as per the requirement within the
Service Level Agreement (SLAs).
• Managing and Monitoring RAC databases.
• Raise SRs to Oracle support for any critical issues.
• Resolving the Remedy Request raised by the clients based on
the issues referring to the production, development or test
databases…
• Managing the RAC databases the production,
development environment Linux platform.

• Installation, implementation and configuration of Oracle
10g/11g Real Application Clusters on Linux platform.
• Closely worked with Storage Team in configuring LUNs and
RAID Levels.
• Worked with the OS Administrator in configuring the OS-Level
preparation for RAC.
• Verified and tested the OS-Level preparation and done the
Cluster Software Installation.
• Configured RAC ASM Instances and created the Disk Groups.
• Converted single instance database to cluster database.
• Resolving the Database issues as per the requirement within the
Service Level Agreement (SLAs).
• Managing and monitoring RMAN backups
• Managing the non-rac and rac databases in the production, test
and development environment on Linux platform.
• Implemented Data Guard in Dev and Test Environment.
• Managing the Oracle Clusterware using: crsctl, crs_stat,
ocrconfig, ocrdump utilities.
• Perform daily DB health check ups.
• Performing Database refresh as per requirement….
• Applying the interim and patchset patches for RAC and non RAC
Databases.
• Applying CPU/PSU patches regularly on RAC databases.
• Performing backup and recovery of databases using RMAN with
the minimum downtime
• Performed full backups, incremental backups using Scripts on
Tapes
• Database Refresh (Cloning) regularly using RMAN.
• Performed database upgrades from 10g to 11g both through
DBUA & Manual

• Was responsible to attend the meetings with the Degree and
Engineering Colleges Principals and HODs
• Leaded the Seminars from the front.
• Provided ideas to the company in how to give the best Career
Guidance to the Students.
• Worked as the Career Counselor & assisted students in booking
the TOEFL & Prometric certification exams.
• Held Seminars in Degree & Engineering Colleges and Aware the
students regarding the various Technology Training provided by
Company. Used to handle all the management related administrative tasks. Worked for Hardware and Networking classes. Worked Worked Examination center