Database Administrator - Open Source Database

Department: Information Technology

Reports To: Unit Lead – Database & MIS

Job Grade: AVP

No of Position: 01

Location: Head Office

What is Database Administrator (Open Source Database) - MMBL?

The Database Administrator is responsible for the implementation, configuration, maintenance, and performance management of critical open-source databases including MongoDB, PostgreSQL, and MySQL.

This role ensures high availability, disaster recovery readiness, data integrity, and optimal database performance. The position requires expertise in HA replication, clustering services, security controls, backup and recovery mechanisms, and proactive performance optimization in a large-scale production environment.

What Database Administrator (Open Source Database) Does - MMBL?

Database Implementation & Administration

• Implement and administer High Availability (HA) and Disaster Recovery (DR) solutions for open-source databases.
• Configure clustering environments to ensure maximum uptime and data integrity.
• Implement robust access controls, user roles, and permissions to safeguard sensitive data.

Replication, Backup & Recovery

• Manage database replication techniques for MongoDB, PostgreSQL, and MySQL.
• Perform database patching, backup management, and recovery operations.
• Ensure secure and reliable disaster recovery mechanisms are in place.

Performance Monitoring & Optimization

• Monitor database performance using tools such as Robo 3T, PGAdmin, and other monitoring solutions.
• Identify bottlenecks, optimize slow-running queries and indexing, and conduct capacity planning.
• Apply patches and updates to address security vulnerabilities and maintain system stability.

Automation & Continuous Improvement

• Develop and maintain scripts (e.g., PowerShell, SQL-based scripts) to automate routine administrative tasks.
• Continuously enhance database performance, security, and operational efficiency.

What are we looking for and what does it take to be Database Administrator (Open Source Database)?

Technical Expertise

• Proficiency in open-source database management systems (MongoDB, PostgreSQL, MySQL).
• Strong knowledge of database security tools and concepts including encryption, data masking, and access control.
• In-depth understanding of High Availability and Disaster Recovery strategies.
• Experience in database replication, patching, backup, and recovery techniques.
• Strong analytical and troubleshooting skills for resolving performance issues.

Education & Experience

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.
• 2–3 years of experience in database administration within a large-scale production environment.
• Relevant certifications in MongoDB, PostgreSQL, or MySQL are preferred but not mandatory.

Soft Skills

• Strong problem-solving abilities.
• Continuous learning mindset for emerging technologies.
• Effective time management and ability to handle multiple tasks simultaneously.

About MMBL:

Mobilink Microfinance Bank Ltd. is providing banking services to over 48 million registered users including 20+ million monthly active customers across Pakistan. With a hybrid model that combines traditional microfinance with mobile/digital banking technologies, the bank now operates with over 114 branches and 270,000 branchless banking agents and provides a USSD (GSM) based digital channel offering savings, micro enterprise (MSME) loans, small housing loans, remittances, collection (utility bills and loan instalments), mobile wallets, insurance, G2P, B2B & B2P payments; thus, playing a leading role in the promotion of financial inclusion. MMBL is committed to fostering a positive and productive workplace, and our core values reflect this focus. These values include promoting innovation and entrepreneurship, encouraging teamwork and collaboration, and prioritizing a customer-centric approach in all aspects of our business.

Why Join MMBL?

This is an opportunity for someone who is passionate about making a difference and playing a key role in driving transformative change. Our team is committed to empowering millions with the tools necessary to succeed in the digital age, and we're looking for a talented individual to join us in this endeavor.