jobs in APTITUDE MANAGEMENT CONSULTING PTE. LTD.

Kerja Sepenuh Masa Senior Oracle Administrator (Secure Enterprise Systems), Gaji tinggi SGD 12,500 di APTITUDE MANAGEMENT CONSULTING PTE. LTD. Southeast (Singapore) - Maukerja

Senior Oracle Administrator (Secure Enterprise Systems)

APTITUDE MANAGEMENT CONSULTING PTE. LTD.

SGD10,000 - SGD12,500 Sebulan

Sepenuh Masa

Geylang, Southeast (Singapore)

Kongsi
Simpan

Lokasi Kerja

  • Paya Lebar Road Geylang Southeast (Singapore) Singapore

Penerangan Kerja

Tanggungjawab

AMC Founded in 2006, licensed by the Singapore Police Force, Police Licensing and Regulatory Department. offers custom security solutions suited to your demands. We work towards meeting the unique needs of every client, be it an enhancement to your current security set up or a complete overhaul that includes:

  • Virtual patrolling
  • Facial recognition access control
  • Remote vehicular access control
  • License plate recognition technology
  • Visitor Management System

Job Summary

Aptitude Management Consulting Pte Ltd is seeking a Senior Oracle Database Administrator to manage secure, highly available, and mission-critical database platforms supporting enterprise applications and business services.

The role requires strong expertise in Oracle Database Administration, RAC, Exadata, Data Guard, OCI, database security, performance tuning, migration, and disaster recovery across on-premises, cloud, and hybrid environments.

Key Responsibilities

  • Install, configure, administer, patch, upgrade, migrate, clone, and decommission Oracle databases (11g, 12c, 18c, 19c+).
  • Manage Oracle RAC, ASM, RMAN, Data Guard, Data Pump, and Oracle Enterprise Manager (OEM).
  • Ensure database availability, performance, security, and operational stability for critical systems.
  • Implement and support Oracle Data Guard (Physical/Logical Standby, Active Data Guard) and DR failover activities.
  • Perform backup, recovery, and DR testing using RMAN, Data Pump, and enterprise backup solutions.
  • Administer Oracle Exadata Database Machine, including deployment, patching, upgrades, monitoring, and troubleshooting.
  • Support OCI, Exadata Cloud Service (ExaCS), and (ExaCC) environments.
  • Support database migration, modernization, consolidation, and hybrid cloud initiatives.
  • Perform performance tuning using AWR, ASH, ADDM, SQL Trace, TKPROF, Explain Plan, and SQL Tuning Advisor.
  • Optimize SQL, indexing, partitioning, memory management, and database configuration.
  • Implement database security controls including access management, privilege management, auditing, and hardening.
  • Support Oracle GoldenGate replication, monitoring, upgrades, and troubleshooting.
  • Administer PostgreSQL databases including backup, recovery, replication, upgrades, and tuning.
  • Support AWS Oracle RDS operations including patching, snapshots, restores, and monitoring.
  • Develop Unix/Linux shell scripts for database automation and operational tasks.
  • Perform RCA for production incidents and implement corrective and preventive actions.
  • Participate in incident, change, problem management, and 24×7 production support.

Requirements

  • Minimum 10 years of hands-on Oracle Database Administration experience.
  • Strong expertise in Oracle Database 11g, 12c, 18c, 19c, and later versions.
  • Extensive experience with Oracle RAC, ASM, RMAN, Data Guard, Data Pump, and OEM.
  • Hands-on experience with Oracle Exadata Database Machine administration.
  • Experience with OCI, Exadata Cloud Service (ExaCS), and (ExaCC).
  • Proven experience in database migration, upgrades, consolidation, and modernization.
  • Strong knowledge of backup/recovery, HA, DR, and failover strategies.
  • Experience with Oracle GoldenGate administration and replication troubleshooting.
  • Advanced database performance tuning skills using Oracle diagnostic and tuning tools.
  • Strong SQL tuning, indexing, partitioning, memory management, and troubleshooting skills.
  • Experience supporting mission-critical production environments.
  • Good knowledge of Linux/Unix administration and shell scripting.
  • PostgreSQL DBA experience preferred.
  • AWS Oracle RDS administration experience is an advantage.
  • Knowledge of database security, hardening, compliance, and vulnerability remediation.
  • Strong RCA, problem-solving, and technical documentation skills.
  • Good understanding of ITIL processes, incident management, and change management.
  • Strong communication skills with technical teams, vendors, and stakeholders.
  • Oracle certifications (OCP, OCI, GoldenGate, Exadata) are preferred.

Peringatan Penting

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