Oracle Database Administrator

Jaffer Business Systems (Private) Limited · Karachi, Pakistan

FULL TIME

Job Description

Jaffer Business Systems (JBS) , founded in 1982 as a division of Jaffer Brothers, has been at the forefront of technology solutions for over four decades. Today, JBS stands as one of Pakistan’s leading IT companies, empowering organizations through innovation, digital transformation, and people-centric technology. Guided by our vision of "Harnessing Innovation & Empowering Generations," we deliver comprehensive solutions spanning IT infrastructure, enterprise software, advanced applications, and consulting services that drive business growth and efficiency.

JBS includes a diverse portfolio of subsidiaries, including Hysab Kytab, Energy & Automation Pakistan, Blutech Consulting, and Imparé. Through specialized business units such as JBS Arabia, JBS Infrastructure Solutions, JBS Customer Service, and JBS Americas and Europe, we continue to deliver value across regions and industries. At JBS, we believe in creating impact through technology, collaboration, and continuous learning to drive progress for our clients, our people, and the communities we serve.

Role Overview

We are looking for an experienced Oracle Database Administrator to manage, maintain, and optimize Oracle database systems across development, testing, and production environments. The ideal candidate will be responsible for database upgrades, performance tuning, backup and recovery, high availability, disaster recovery, and database security to ensure system reliability, availability, and optimal performance.

Business Unit/Department

JBS Consulting

Mode

Onsite

Type

Full-time

Job Responsibilities

Install, configure, maintain, and upgrade Oracle database systems across development, testing, and production environments.
Perform core database upgrades and manage Oracle APEX installation and configuration.
Implement and manage database backup and recovery strategies using RMAN and Data Guard.
Monitor database health, perform proactive performance tuning, and resolve performance bottlenecks.
Support high availability and disaster recovery architectures, including Oracle RAC, ASM, and standby databases.
Enforce database security through role-based access control, encryption, auditing, and vulnerability mitigation.
Automate routine database administration tasks using Shell scripting, SQL, and PL/SQL.
Conduct root cause analysis of database incidents and resolve issues within agreed timelines.
Maintain comprehensive documentation of database configurations, operational processes, procedures, and policies.
Contribute to database architecture design and participate in large-scale database rollout and implementation projects.
Collaborate with application and infrastructure teams to ensure seamless database integration, stability, and optimal performance.

Skills & Knowledge

Strong command of Oracle Database environments, including versions 11g, 12c, 19c, and 26ai.
Proficiency in database administration, backup and recovery, SQL performance tuning, and job automation.
Hands-on experience with RMAN, Data Guard, RAC, and ASM.
Experience with Oracle APEX installation, configuration, and maintenance.
Working knowledge of Unix/Linux operating systems and Shell scripting.
Strong troubleshooting, analytical, and root cause analysis skills.
Understanding of database security, access controls, encryption, and auditing.
Ability to collaborate effectively with application, infrastructure, and cross-functional teams.

Qualifications & Experience

Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a related field.
3-5 years of relevant experience in Oracle database administration.
Oracle Database certification will be considered an advantage.

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