Database Administrator

Responsibilities​

• ​Design and implement Oracle database architecture, ensuring alignment with business requirements, security best practices, and cost efficiency.

• ​Administer and manage Oracle databases​ (versions 11g, 12c, 19c, and 23c), including installation, configuration, patching, and upgrades.

• ​Lead Oracle database upgrades from older versions (e.g., 11g, 12c) to ​Oracle 23c, ensuring minimal downtime and data integrity.

• ​Implement and manage high-availability solutions​ (Oracle RAC, Data Guard, GoldenGate) for disaster recovery and business continuity.

• ​ ​Monitor and optimize database performance, including SQL tuning, indexing, and resource allocation.

• ​Troubleshoot and resolve database incidents, performance bottlenecks, and security vulnerabilities.

• ​Apply security patches​ and ensure compliance with database security policies.

• ​Collaborate with development teams​ on database design, query optimization, and best practices.

• ​Automate routine DBA tasks ​using scripting (Shell, Python, PL/SQL).

• ​ ​Evaluate and recommend new Oracle technologies​ (e.g., Oracle Multitenant, In-Memory) for performance improvements.

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Required Qualifications​

• ​Bachelor’s degree​ in Computer Science, Information Technology, or related field.

• ​Oracle Certified Professional (OCP) or higher certification​ (mandatory).

• ​5+ years of hands-on Oracle DBA experience, with a strong focus on Oracle 19c and 23c.

• ​Proven experience in upgrading Oracle databases​ (e.g., 11g/12c to 19c/23c).

• ​Expertise in Oracle RAC, Data Guard, and Golden Gate replication.

• ​Strong knowledge of Oracle RMAN, SQL tuning, and performance optimization.

• ​Experience with Oracle Linux and cloud based Oracle solutions (OCI,AWS RDS)

• ​Proficiency in automation scripting​ (Shell, Python, PL/SQL).

• ​Strong problem-solving skills and ability to troubleshoot complex database issues.

• ​Good communication skills​ in English (written and spoken).

Interested parties please send your full resume with present and expected salary by clicking 'Apply Now' or send us by email recruitment@karin.com.hk

(We are an Equal Opportunity Employer and personal data collected would be used for recruitment purpose only.)

Sen Spirit Website: https://karingroup.com/sen-spirit-technology-limited/ To apply now

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