L3 Oracle DBA

3 weeks ago

Singapur, Singapore Epergne Solutions Full time

Experience :Minimum of 6 years of hands-on Oracle DBA experience, with at least 3 years in a senior or L3 support role

We are seeking an experienced and highly skilled Senior Oracle Database Administrator (DBA) to manage, optimize, and ensure the availability of mission-critical Oracle database systems. The ideal candidate will play a strategic role in both daily operations and long-term infrastructure planning, collaborating with cross-functional teams and providing Level 3 support.

Key Responsibilities:
  • Manage and administer Oracle databases (12c, 19c, and newer) across production and development environments.
  • Perform advanced performance tuning, SQL query optimization, and index management to ensure optimal database efficiency.
  • Design and implement High Availability (HA), Disaster Recovery (DR), and backup solutions using RMAN and Data Guard.
  • Automate routine tasks using PL/SQL, Shell scripting, or Ansible to improve operational efficiency.
  • Apply critical patches, manage database upgrades/migrations (on-prem and cloud), and maintain version control.
  • Enforce database security policies, manage roles, and control user access based on organizational compliance.
  • Monitor overall database health and proactively address potential issues before they impact operations.
  • Provide L3 support for complex issues and lead detailed root cause analysis for major incidents.
  • Collaborate with application development, DevOps, and infrastructure teams to support seamless integration and delivery.
  • Participate in the on-call rotation and assist with weekend deployments or critical cutover activities as required.
  • Maintain thorough documentation of database architecture, configurations, procedures, and recovery protocols.
Requirements:
  • Bachelor’s degree in Computer Science, Information Technology, or a related discipline.
  • Minimum of 6 years of hands-on Oracle DBA experience, with at least 3 years in a senior or L3 support role.
  • Strong expertise in Oracle technologies including ASM, RMAN, Data Guard, and GoldenGate.
  • In-depth knowledge of Oracle internals, performance diagnostics tools (AWR, ASH, TKPROF), and troubleshooting best practices.
  • Experience working with cloud platforms such as Oracle Cloud Infrastructure (OCI), AWS RDS for Oracle, or Azure Database for Oracle.
  • Familiarity with ITIL frameworks and incident, problem, and change management processes.
  • Scripting proficiency in Shell, Python, or similar languages for task automation and monitoring.
  • Excellent analytical, communication, and interpersonal skills, with the ability to work under pressure in fast-paced environments.
#J-18808-Ljbffr

  • Oracle DBA

    3 weeks ago

    Singapur, Singapore Unison Consulting Pte Ltd Full time

    Key responsibilities: • Manage, maintain, and optimise Oracle database environments • Implement and manage Oracle RAC environments • Perform database installations, upgrades, and patches • Implement and manage backup and recovery strategies • Monitor database performance and tune for optimal efficiency • Ensure high availability and disaster...

  • L3 Oracle DBA

    3 weeks ago

    Singapur, Singapore HCLTech Full time

    Overview Deputy Manager - Talent Acquisition Growth Markets, APME at HCLTech We are seeking a highly skilled Oracle Database Administrator with deep expertise in Exadata, RAC, performance tuning, and database operations. The ideal candidate will bring extensive hands-on experience in managing mission-critical databases in complex production environments,...

  • Senior Oracle DBA

    3 days ago

    Singapur, Singapore TANGSPAC CONSULTING PTE LTD Full time

    Job Description & Requirements Our client - large financial institution is looking to hire Senior DBA to join their DB production team Key Responsibilities Troubleshooting challenging performance issues and developing proactive measures and trend analysis Monitoring database events and continuously optimizing system performance through troubleshooting and...

  • Oracle Database Administrator

    3 weeks ago

    Singapur, Singapore AVATAR TECHNO SERVICES PTE. LTD. Full time

    Job Description & Requirements Key Responsibilities: · Manage and administer Oracle databases (versions 12c, 19c, and newer) in production and development environments. · Perform advanced database performance tuning, query optimization, and index management. · Design and implement high availability (HA), disaster recovery (DR), and backup strategies...

  • Senior DBA

    1 week ago

    Singapur, Singapore Singtel Group Full time

    Responsibilities Select how often (in days) to receive an alert: Develop and update all necessary DB documentation (including checklist, operations manual and relevant changes to configuration settings) and DR setup Report monthly on database size and DB Uptime and Performance Generate ad-hoc non-standard reports for incident/problem investigations, DB...

  • Senior DBA

    2 weeks ago

    Singapur, Singapore IDC TECHNOLOGIES (SINGAPORE) PTE. LTD. Full time

    Responsibilities 5+ years of DBA experience with strong focus on Microsoft SQL Server. 2+ years of hands-on experience managing Oracle 19c databases. Experience with AWS RDS (SQL Server and Oracle), CloudWatch, and performance tuning in cloud environments. Strong scripting skills in T-SQL, PL/SQL, and PowerShell. Deep understanding of HA/DR, backup/restore...

  • Database Administrator

    2 weeks ago

    Singapur, Singapore TECHCOM SOLUTIONS (SINGAPORE) PTE. LTD. Full time

    We are looking for an experienced Database Administrator (DBA) to design, implement, secure, and maintain our database systems. The ideal candidate will ensure high availability, performance, and compliance while supporting application and business teams. Key Responsibilities Install, configure, and manage Oracle / MS SQL / PostgreSQL / MySQL databases....

  • Database Administrator

    3 weeks ago

    Singapur, Singapore NEWTONE CONSULTING PTE. LTD. Full time

    Overview We are looking for a skilled Database Administrator (DBA) to join our team and manage the performance, security, and reliability of our database systems. The ideal candidate will have experience in SQL Server and Oracle database environments, ensuring high availability, compliance, and optimal performance for enterprise-scale applications. Key...

  • Database Administrator

    2 weeks ago

    Singapur, Singapore CHARTERHOUSE PTE. LTD. Full time

    We are looking for a Database Administrator (DBA) to join our IT Infrastructure team. You will be responsible for maintaining and supporting enterprise databases, ensuring their performance, reliability, and security. This role is ideal for someone with solid DBA experience who wants to deepen their expertise in database operations, automation, and cloud...

  • Database Administrator

    2 weeks ago

    Singapur, Singapore GOLDTECH RESOURCES PTE LTD Full time

    Job Description We are seeking an experienced Database Administrator with strong Oracle skillset, including Oracle SQL and Oracle Payment Module background, to manage and maintain the database environments. The ideal candidate will have a minimum of 5 years of experience working with Oracle databases, including installation, configuration, performance...