Senior Database Administrator (SQL & NoSQL)

Senior Database Administrator (SQL & NoSQL) | Leading Defense Organization | Central Israel

Job Description

A leading defense organization is looking for an experienced Senior Database Administrator (SQL & NoSQL) to join its Data Infrastructure team.

The role includes designing and managing enterprise database architectures across SQL and NoSQL technologies, ensuring high availability, optimizing performance, implementing automation, and maintaining mission-critical database environments.

Responsibilities

• Design and implement enterprise SQL and NoSQL database architectures.
• Install, configure, upgrade, and maintain PostgreSQL, Oracle, Microsoft SQL Server, and MongoDB environments.
• Manage clustered database environments.
• Monitor database performance and optimize queries and indexes.
• Design and maintain High Availability (HA) and Disaster Recovery (DR) solutions.
• Manage replication, failover, backup, and recovery processes.
• Perform routine database maintenance, partitioning, and optimization.
• Develop automation scripts using Bash and Python.
• Maintain technical documentation and database architecture standards.

Requirements

• 5+ years of experience as a Database Administrator in large enterprise environments.
• Strong experience with PostgreSQL, Oracle, and/or Microsoft SQL Server.
• Experience working with NoSQL databases.
• Experience implementing HA/DR, replication, backup, and recovery solutions.
• Strong performance tuning and query optimization skills.
• Experience with Bash and/or Python scripting.
• Strong knowledge of Linux, Windows, and virtualized environments.

📍 Location: Central Israel

🛡 Leading Defense Organization

💼 Full-time Position