L3 Oracle DBA

4 days 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
  • L3 Oracle DBA

    4 days 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,...


  • 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...


  • Singapur, Singapore HCLTech Full time

    Get AI-powered advice on this job and more exclusive features. Direct message the job poster from HCLTech Responsibilities Design and implement robust database administration solutions including resource management, security, backup and recovery, performance monitoring and tuning, data management and capacity planning, multi-threading and parallelism,...


  • Singapur, Singapore Charterhouse Pte Ltd Full time

    Overview We are seeking an experienced Database Administrator (DBA) to join our client's Infrastructure & Operations team. This role will be responsible for the design, performance, reliability, and security of enterprise databases that power mission-critical applications. You will play a key part in ensuring scalability, automation, and high availability,...


  • Singapur, Singapore Singtel Group Full time

    Select how often (in days) to receive an alert: Are you looking for value adding and impactful work?Do you want to make a difference with your expertise? With us, you’ll be able to make it happen. NCS is a leading technology services firm, operating across Asia Pacific in over 20 cities, providing services and solutions in consulting, digital services,...


  • Singapur, Singapore AVENSYS CONSULTING PTE. LTD. Full time

    Overview Senior DBA Avensys is a reputed global IT professional services company headquartered in Singapore. Our service spectrum includes enterprise solution consulting, business intelligence, business process automation and managed services. Given our decade of success, we have evolved to become one of the top trusted providers in Singapore and service a...


  • Singapur, Singapore JEET ANALYTICS PTE. LTD. Full time

    We are hiring SENIOR APPLICATIONS PROGRAMMER with below key responsibilities; 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...

  • DBA Expert

    4 days ago


    Singapur, Singapore Crédit Agricole Group Full time

    Sybase & PostgreSQL team in Singapore is responsible for day-to-day operational services on the infrastructure of Europe (mainly France, UK) and Asia remotely from Singapore. France infrastructure represents approximately 80% of the worldwide production activities of CA-CIB in Singapore. Sybase & PostgreSQL Expert is a technical expert role within the...

  • DBA Expert

    4 days ago


    Singapur, Singapore Crédit Agricole SA Full time

    Sybase & PostgreSQL team in Singapore is responsible for day-to-day operational services on the infrastructure of Europe (mainly France, UK) and Asia remotely from Singapore. France infrastructure represents approximately 80% of the worldwide production activities of CA-CIB in Singapore. Role Overview: Sybase & PostgreSQL Expert is a technical expert role...

  • Database Admin

    4 days ago


    Singapur, Singapore Charterhouse Pte Ltd Full time

    Database Admin (SQL, RDBMS, Cloud) Must have experiences: Hands-on Experience with RDBMS Platforms Minimum 5 years of experience managing Oracle , Microsoft SQL Server , and PostgreSQL databases in production environments. Strong SQL & Performance Optimization Skills Proven ability to analyze, tune, and optimize SQL queries and scripts, advise...