Sr Database Admin

2 weeks ago


Singapore MARQUEE SEMICONDUCTOR SINGAPORE PTE. LTD. Full time
Work as Senior Database Administrator

  • Handle server/storage provisioning & managing New DB onboarding.
  • Planning/ Performing/Managing DB migration, DB upgradation, Quarterly PSU Patching on DB and OEM
  • Configurations and maintaining OEM and OID.
  • Perform/Manage Oracle database administration tasks include configuration management, backup/recovery, Physical Standby configuration, performance optimization & OEM target/jobs/matrices configuration and management.
  • Production/Non-Prod database administration support and monitoring to ensure a proactive problem recognition and resolution of database issues.
  • Managing Incidents within SLAs & Change orders and aligning resources for CA/COs.
  • Configuring/managing/Planning Single Instance, RAC and RAC
  • One node.
  • Cloning Database from Production to Testing Environment using rman/exdp/impdp/exp/imp.
  • Performing activities like Maintenance downtime, Backup and Recovery Using RMAN backups.
  • DR test using Standby activate & SAN replication.
  • Troubleshoot database related problems as and when required by App Team & DBA.
  • Configuring & managing new User creation and implementing Database security like roles, privs, profiles.
  • Also give consultation to development teams for Query Optimization & performance related issues.
  • Restore/cloning of DB from prod to nonprod or nonprod to prod.
  • Troubleshooting/ providing supports to the developers or app owners.
  • Patching, Upgrade and Migration of databases.
  • Monitoring Database and OS server using Toad-Spotlight.
  • Managing Live table backup to Backup tables as per policy.
  • Managing packages, procedures and functions as per changes provided by developers and compiling.
  • Checking Alert logs and taking recommended action in case of errors found.
  • Testing backup files by importing on test at per policy.
  • Generating reports and making scripts for reports as per requirement by client.
  • Maintaining Archive logs and their space for routine administration alert and trace monitoring.
  • Monitored the different memory structures such as shared pool, data dictionary cache, library cache, and buffer cache.
  • Configuration of listener, sqlnet and tnsnames on server as well as Client side and resolving all other connectivity issues.
  • Managing Control files like adding, recreating and tracing to physical locations and tracing backup.
  • Cloning the databases for making the respective instance for testing.
  • Performed Full Database and Schema level refreshes of database as per customer request.
  • Physical Standby database Configuration and maintenance using Data Guard.
  • Responsible for refreshing and cloning of databases per customer requirements using RMAN, BRTools, and hot backup scripts.
  • Backup configuration with EMC Legato using BRTools.
  • Installation, configuration and administration of Oracle 11g Databases on Aix and Windows
  • Data guard Health whether the standby database is in sync with primary.
  • Taking hot and cold backups and ensuring that they are useful for future recoveries.
  • Backup and recovery using RMAN, export and import utilities.
  • Configured TNSNAMES.ORA and LISTENER.ORA for SQL*NET connectivity.
  • Developed PL/SQL programs (Functions, Procedures, Packages and Triggers).
  • ASM disk rebalancing, adding and deleting them as per the standards.
  • Data guard switchover using data guard broker and manually.

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