Senior SQL Server DBA

We are seeking a Senior SQL Server DBA to join our specialized DBA team working directly with trading‑related applications. In this role, you will focus on database operations such as maintenance, performance optimization, data-transfer workflows and maintaining high availability and security. This role requires working in a hybrid mode from any office in Krakow or Wroclaw 3 times a week.

• Manage and maintain SQL Server databases, ensuring high availability and strong performance
• Monitor overall database health and system metrics
• Perform tuning and optimization of databases
• Diagnose and resolve database‑related issues
• Refine and enhance SQL procedures and queries
• Develop and deploy database scripts for automation and maintenance tasks
• Administer Change Tracking and Replication processes
• Participate in migration initiatives
• Recommend improvements to processes to enhance availability and performance
• Participate in the on‑call rotation for after‑hours support

• 3+ years of experience in SQL Server 2016, 2019 administration including SSRS and SSIS
• Expertise in Always On Availability Groups and Transactional Replication
• Strong knowledge of T‑SQL and query‑optimization techniques
• Background in database performance monitoring and troubleshooting
• Understanding of database partitioning
• Familiarity with SSRS administration and report development
• Proficiency in Power Shell scripting including dbatools
• English proficiency at B2 level or higher
• Nice to have:
  Familiarity with Git Lab, Azure and Service Now (SNOW)
• Skills in Grafana and Prometheus
• Knowledge of Comm Vault backup solution