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Open nowPosted yesterday

Oracle Database Administrator

CORNERSTONE GLOBAL PARTNERS PTE. LTD.

Pay
SGD 7,000 – SGD 9,000 a month
Where
Central, Singapore
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Your applicationOpen nowOracle Database AdministratorCORNERSTONE GLOBAL PARTNERS PTE. LTD. · Central, Singapore

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Share of postings closed within
  1. 2.1%1 day
  2. 4.4%3 days
  3. 11.8%7 days
  4. 18.5%14 days
  5. 35.5%30 days
  6. 45.1%60 days
This job: posted yesterday

The posting

We are seeking an Oracle Database Administrator (DBA) to manage database security, vulnerability remediation, patch management and operational support across enterprise database environments.

The role involves assessing security vulnerabilities, planning and implementing Oracle database patches, developing and testing BigFix Fixlets, and maintaining database security, availability and operational reliability across SIT, UAT, Disaster Recovery (DR) and Production environments.

Key Responsibilities

Oracle Database Security & Vulnerability Management

  • Conduct Common Vulnerabilities and Exposures (CVE) impact assessments for Oracle Database environments.
  • Review Oracle Critical Patch Updates (CPU), Release Updates (RU) and relevant security advisories.
  • Assess database vulnerabilities and recommend appropriate remediation measures.
  • Track vulnerability remediation progress and monitor security compliance.

Oracle Database Patch Management

  • Plan, schedule and execute Oracle database patching activities.
  • Apply Oracle Release Updates (RU), Release Update Revisions (RUR), one-off patches and other applicable database security patches.
  • Deploy patches across SIT, UAT, DR and Production environments in accordance with approved procedures.
  • Prepare rollback and contingency plans for patch implementation.
  • Perform pre-patch and post-patch validation to verify system stability and patch success.

BigFix Fixlet Development & Testing

  • Develop and maintain BigFix Fixlets to support Oracle database patch deployment.
  • Test and validate Fixlets in SIT environments before deployment.
  • Troubleshoot deployment issues and improve patch automation processes.
  • Coordinate the promotion of validated Fixlets through UAT and Production environments, subject to change management approvals.

Oracle Database Administration

  • Install, configure, upgrade and maintain Oracle Database environments.
  • Conduct database health checks, performance monitoring and troubleshooting.
  • Administer Oracle RAC, Data Guard and ASM environments, and perform RMAN backup and recovery operations.
  • Support database refreshes, cloning, migrations and disaster recovery activities.
  • Monitor database availability and performance against operational requirements.

Compliance, Reporting & Documentation

  • Prepare service-level agreement (SLA), patch compliance and vulnerability remediation reports.
  • Maintain database security records, operational documentation and audit evidence.
  • Support internal, external and regulatory audits relating to database security and operations.
  • Develop and maintain database runbooks and standard operating procedures (SOPs).

Change & Release Management

  • Participate in change planning, risk assessments and Change Advisory Board (CAB) reviews.
  • Coordinate maintenance and patching activities with infrastructure, application and security teams.
  • Ensure database changes and deployments follow approved change and release management procedures.

Requirements

  • Minimum 7 years of relevant experience in Oracle Database Administration, including database patch management and security or vulnerability remediation.
  • Degree in Computer Science, Information Technology or a related discipline, or equivalent qualifications and relevant experience.
  • Hands-on experience with Oracle Database 19c and/or other relevant Oracle Database versions used in enterprise environments.
  • Practical experience with Oracle RAC, Data Guard and ASM.
  • Experience applying Oracle Critical Patch Updates (CPU), Release Updates (RU) and other applicable database patches.
  • Knowledge of Oracle database security hardening, vulnerability assessment and remediation.
  • Experience with BigFix administration, Fixlet development or patch deployment automation.
  • Familiarity with ITIL-based change, incident and problem management processes.
  • Strong troubleshooting and database performance tuning skills.

Preferred Qualifications

  • Experience with Linux administration, particularly Red Hat Enterprise Linux (RHEL).
  • Experience with shell scripting and automation.
  • Experience supporting enterprise-scale Oracle Database environments.
  • Oracle Database certification, such as Oracle Certified Professional (OCP) or Oracle Certified Associate (OCA).
  • Knowledge of high availability (HA) and disaster recovery (DR) architectures. If you believe you fit the requirements for the role, please submit your application below or drop us an email directly quoting the job title. Due to an anticipated high volume of applicants, we regret that only shortlisted candidates will be notified. The information provided is for recruitment purposes only. Cornerstone Global Partners (EA License Number: 19C9859) is an affirmative equal-opportunity employer and recruitment firm. We evaluate qualified applicants without regard to race, colour, religion, creed, gender, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. (Scarlett) Zhang Jifan [email protected] EA Registration Number: R26159541. Cornerstone Global Partners Pte Ltd (EA License: 19C9859)

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