Senior Database Administrator – MariaDB Focus

📍 Location: Philadelphia (relocation assistance available)

💼 Full-Time

💻 Hybrid

US Citizen, Green Card or H1B

No C2C

We’re seeking a Senior Database Administrator to join our growing technology team. In this role, you'll be a key contributor to the stability, performance, and scalability of our enterprise-grade database infrastructure—with a strong emphasis on MariaDB systems. This is a great opportunity to leverage your expertise in relational database architecture, troubleshooting, and performance tuning in a Linux-based environment, while contributing to high-availability solutions and enterprise growth.

✅ What You'll Do:

• Ensure optimal performance, availability, and scalability of MariaDB and Oracle environments
• Lead performance tuning, query optimization, and troubleshooting for production databases
• Manage backup and recovery strategies and enforce data integrity protocols
• Implement high-availability architectures and replication strategies
• Use enterprise monitoring tools (e.g., SQL Diagnostic Manager for MySQL, Oracle Enterprise Manager) to track performance and proactively resolve issues
• Work closely with development and DevOps teams to support CI/CD pipelines and database automation
• Support cloud migration and modernization efforts as we scale our platform

🎓 Qualifications:

• Bachelor’s degree in Computer Science or a related technical discipline
• 5+ years of hands-on experience with MariaDB in a production environment
• 3+ years of Oracle experience (basic support or transition knowledge preferred)
• Deep understanding of relational database principles, performance tuning, and troubleshooting
• Proficient with Linux OS and shell scripting for automation and administration
• Strong understanding of backup and recovery concepts
• Familiarity with enterprise monitoring tools
• Experience with high availability architectures (e.g., replication, clustering)