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Systemadministrator SQL (m/w/d)

Köln, NORDRHEIN_WESTFALENRemoteFull-time2026-09-17 → 2026-10-07
Hybrid

Core

Administration, operation, and continuous development of a complex MS-SQL landscape with ~300 databases and >40 TB data volume.

Role type

Senior System Administrator (SQL Server)

Builds

Production database infrastructure and business-critical systems (via careerplan.io/jobs/gff95416-systemadministrator-sql-mwd-at-hays-ag)

Domain

Finance / Enterprise IT

Required skills

MS-SQL Server administration, performance tuning, database architecture, scalability planning, stakeholder collaboration

Preferred skills

Open-source database knowledge

Technologies

MS-SQL Server, Linux/Windows Server (implied by standard stack), monitoring tools

Responsibilities

Ensure stable, performant, and secure operation of the database environment; analyze and optimize database architectures for performance and scalability; collaborate with internal development teams and external partners; support technical decisions on database projects; advise business units and developers on technical feasibility and scaling options.

Seniority

Senior, hands-on IC