Senior DBA - SQL Server, HA/DR, Automation

Cognizant; Helsinki; On-site; EUR 70,000 - 100,000; Full time

Job summary

Cognizant is seeking an experienced Database Administrator for permanent employment in Finland. The role focuses on managing SQL Server and other enterprise databases with emphasis on performance, security, and high availability.

You will work within the Infrastructure and Digital Workplace Services team to keep the client's database estate resilient, secure, and scalable in a Finnish context.

Qualifications

• 7-10+ years of hands-on Database Administrator experience in enterprise infra environments.
• Strong SQL Server administration knowledge with Oracle, PostgreSQL, MySQL/MariaDB as applicable.
• Experience in HA/DR, clustering, replication, backup and recovery.
• Familiarity with enterprise ITSM controls (change, incident, problem, security, audit).
• Proven ownership, analytical troubleshooting, and solid documentation.

Responsibilities

• Install, configure, upgrade, patch, migrate, clone, and decommission database platforms.
• Operate SQL Server and other environments (Oracle, PostgreSQL, MySQL/MariaDB).
• Monitor health, availability, performance, capacity, jobs, storage, and replication.
• Manage backup/recovery, clustering, DR tests, and restore validation.
• Tune SQL, indexes, queries, memory, I/O, and configuration with diagnostics.
• Administer security, service accounts, users, roles, encryption, auditing, and compliance.
• Resolve incidents, support restoration, produce RCA, and execute ITSM changes.
• Automate routine administration via PowerShell, T-SQL, PL/SQL, Python, or tooling.

Skills

SQL Server

Oracle

PostgreSQL

MySQL/MariaDB

HA/DR

Performance tuning

ITSM controls

Scripting/automation

Monitoring

Security/Auditing

Documentation

Tools

PowerShell

T-SQL

PL/SQL

Python

Job description

Cognizant is seeking an experienced Database Administrator for permanent employment in Finland. The role focuses on managing SQL Server and other enterprise databases with emphasis on performance, security, and high availability.

You will work within the Infrastructure and Digital Workplace Services team to keep the client's database estate resilient, secure, and scalable in a Finnish context.