ICT Database Engineer, SQL, PostgreSQL

Coopers Group AG

Experienced ICT Database Engineer supporting complex database migration projects from MS SQL Server to PostgreSQL at Swisscom. Engaging in performance optimization and architecture definition for PostgreSQL environments.

Posted 7/8/2026full-timeRemote • 🇨🇭 SwitzerlandSeniorLeadWebsite

Tech Stack

Tools & technologies

MS SQL ServerPostgresSQL

About the role

Key responsibilities & impact

Consulting and support for migrations from Microsoft SQL Server to PostgreSQL
Definition and review of target architectures for PostgreSQL environments
Analysis of existing database landscapes, data models and workloads
Planning and execution of migrations, including strategies, testing and cutover concepts
Performance optimization (query tuning, indexing, resource management)
Conducting sizing, capacity and scaling analyses
Design of high-availability, backup, recovery and disaster recovery strategies
Migration and adaptation of database objects (e.g. stored procedures, views, triggers)
Identification of SQL Server–specific dependencies and migration to PostgreSQL
Support for test concepts and execution of migration tests
Preparation of documentation and best practices, and knowledge transfer

Requirements

What you’ll need

At least 8–10 years of experience as a Database Engineer, Architect or DBA
Degree from a University of Applied Sciences (FH) or equivalent qualification
Several years of hands-on experience with PostgreSQL in enterprise environments
Solid project experience in migrations from MS SQL Server to PostgreSQL
Strong knowledge of PostgreSQL architecture and internals, performance tuning, query optimization and indexing, partitioning, high availability and replication, backup and recovery, as well as capacity and sizing concepts
Strong SQL skills and experience with migration tools
Structured, solution-oriented working style, with strong communication and consulting skills
Experience working with complex stakeholder landscapes
Business-fluent German and English

Benefits

Comp & perks

Temporary employment
Opportunity for further training and development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

PostgreSQLSQLDatabase MigrationPerformance TuningQuery OptimizationIndexingBackup and RecoveryCapacity PlanningDisaster Recovery StrategiesStored Procedures

Soft Skills

Strong Communication SkillsConsulting SkillsSolution-Oriented Working Style

Certifications

Degree from a University of Applied Sciences (FH) or Equivalent Qualification