It's fun to work in a company where people truly BELIEVE in what they're doing! We're committed to bringing passion and customer focus to the business. Job Summary We are seeking an experienced Database Administrator (DBA) to manage, maintain, and optimize MariaDB, PostgreSQL, and Cassandra database platforms. The ideal candidate will ensure high availability, performance, security, and scalability of databases supporting mission-critical applications. Key Responsibilities Database Administration: Install, configure, upgrade, and maintain MariaDB, PostgreSQL, and Apache Cassandra databases Perform database capacity planning, performance tuning, and optimization Monitor database health, replication, clustering, and availability Backup, Recovery & High Availability: Design and manage backup and recovery strategies (logical & physical backups) Implement and manage replication, clustering, and failover solutions Perform disaster recovery planning and regular DR drills Security & Compliance: Manage database security: users, roles, privileges, encryption, and auditing Apply security patches and upgrades in compliance with company policies Ensure compliance with data protection and regulatory standards Performance & Troubleshooting: Diagnose and resolve database performance issues and outages Analyze slow queries, locks, and resource bottlenecks Provide root cause analysis (RCA) for incidents Automation: Automate routine DBA tasks using scripts (Shell, Python, etc.) Support containerized and cloud-based database deployments (if applicable) Documentation & Support: Maintain database documentation, SOPs, and operational runbooks Provide on-call support for production database environments Assist developers with schema design, indexing, and query optimization Required Skills & Qualifications: Technical Skills: Strong hands-on experience with MariaDB / MySQL, PostgreSQL, and Apache Cassandra Expertise in: Replication & clustering (Galera, PostgreSQL streaming replication, Cassandra clusters) Backup & recovery tools (mysqldump, pg_dump, pg_basebackup, nodetool, etc.) Performance tuning and query optimization Experience with Linux systems and shell scripting Knowledge of monitoring tools (Prometheus, Grafana, Zabbix, Nagios, etc.) Database Concepts: ACID vs BASE principles OLTP and distributed database architectures Data modeling for relational and NoSQL databases Qvantel, established in 1995, is a leading provider of digital BSS and monetization software for the telecommunications and digital services industry. Qvantel Flex is an AI-driven BSS and monetization suite enabling operators to launch new offers rapidly using low/no-code configuration and automation. In 2025, Qvantel expanded its operations and portfolio with the acquisition of charging and BSS supplier Optiva. Qvantel supports 70+ operators in over 40 countries, powered by 1,200+ specialists across all global regions. www.qvantel.com Help our customers to accelerate digitalization to make a sustainable positive impact for their businesses, their customers and their societies. Telcos around the world are becoming digital service providers and further developing to become technology companies with diversifying portfolios and higher valuations - and Qvantel is at the forefront of powering that change. To be a leader in digital BSS, providing high-quality software and services with market-leading flexibility and openness to enable business innovation for CSPs. We're always looking to grow our talent pool! If interested, please click Get Started to learn more.

Database Administrator.

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