Senior ICT Database Engineer – PostgreSQL Migration

Senior ICT Database Engineer – PostgreSQL Migration
Join a high-visibility database transformation project focused on migrating enterprise environments from Microsoft SQL Server to PostgreSQL.
Senior ICT Database Engineer – PostgreSQL Migration
Job description:
Advise and support the migration from Microsoft SQL Server to PostgreSQL
Define and review the target architecture for PostgreSQL-based environments
Analyse existing database landscapes, data models, dependencies and workloads
Develop migration strategies, implementation plans and cutover concepts
Plan and execute database migrations
Migrate stored procedures, views, functions, triggers and other database objects
Identify SQL Server-specific dependencies and design suitable PostgreSQL implementations
Evaluate and optimise database performance, queries and resource consumption
Conduct sizing, capacity-planning and scalability assessments
Advise on high availability, replication, disaster recovery, backup and restore strategies
Support migration testing, performance testing and test-concept development
Identify technical risks and recommend appropriate mitigation measures
Produce technical documentation, architectural guidelines and best practices
Transfer knowledge to internal engineering and operational teams
About the customer:
Our client, Swisscom, is looking for a Senior ICT Database Engineer to provide technical leadership and hands-on expertise throughout a complex database migration. You will collaborate with teams based in Switzerland and the Netherlands, helping define the target architecture and ensuring secure, scalable and high-performing PostgreSQL environments.
Requirements:
Must Have:
University of Applied Sciences degree or equivalent technical qualification
At least 8–10 years of experience as a Database Engineer, Database Architect or DBA
Several years of hands-on PostgreSQL experience in enterprise environments
Proven project experience migrating Microsoft SQL Server databases to PostgreSQL
Strong knowledge of PostgreSQL architecture and internals
Advanced expertise in query optimisation, performance tuning and indexing strategies
Strong knowledge of partitioning, high availability and replication
Experience designing backup, recovery and disaster-recovery solutions
Strong capacity-planning, sizing and scalability expertise
Excellent SQL skills
Experience with database migration tools and assessment methodologies
Strong analytical, conceptual and problem-solving capabilities
Independent, structured and solution-oriented approach
Excellent consulting, stakeholder-management and communication skills
Able to explain complex technical subjects clearly to architecture, development and operations teams
Experience working with enterprise clients and complex stakeholder environments
Based in Switzerland, with all services delivered exclusively from Switzerland
German at C1 level and English at C1 level
Nice to Have:
Experience with ITSM platforms and enterprise applications
Background in regulated enterprise environments
Knowledge of Azure, AWS or Kubernetes-based platforms
Experience with enterprise PostgreSQL solutions or extended PostgreSQL distributions
Knowledge of CI/CD and DevOps practices within database environments jpidff783fajm jit0936jm jiy26jm