Senior Database Engineer / Database Architect (PostgreSQL Migration) (Ref. #26149)

PROSTAFF Schweiz GmbH

📍 bern, bern, Switzerland

Full-time Other-General Posted June 14, 2026

Job Description

For our client in the telecommunications sector, we are looking for an experienced Senior Database Engineer / Database Architect to support a strategic database migration from Microsoft SQL Server to PostgreSQL.

The role focuses on database architecture, migration planning, performance optimisation and technical consulting within a complex enterprise environment. The consultant will work closely with architecture, development and operations teams and support the full migration lifecycle from assessment to implementation and knowledge transfer.

Responsibilities

  • Advise and support the migration from Microsoft SQL Server to PostgreSQL
  • Define and review target architectures for PostgreSQL-based environments
  • Analyse existing database landscapes, data models and workloads
  • Plan and execute database migrations, including migration strategy and cutover concepts
  • Assess and optimise database performance, query tuning an...