TransnetBW GmbH Tech Stack

Transmission system operator managing Germany's regional power grid infrastructure

Utilities Stuttgart, Baden-Württemberg 1,001–5,000 employees Founded 1998 Public Company

TransnetBW operates the electricity transmission grid serving 11 million people across Baden-Württemberg, running a hybrid cloud footprint (AWS + Azure) with containerized Java/Kotlin services (Spring Boot, Docker, Kubernetes) backed by distributed databases (PostgreSQL, Cassandra, MySQL). Active projects span AC-to-DC network conversion, ultranet/suedlink high-voltage buildouts, and asset lifecycle management tooling — reflecting a capital-intensive infrastructure operator modernizing legacy grid control systems while managing contract lifecycle and early-risk identification across mission-critical operations.

Tech Stack 60 technologies

Core StackJira SAP AWS Docker Kubernetes Java Kotlin C# React Angular PostgreSQL MySQL Cassandra JavaScript AutoCAD Revit Splunk ITIL Microsoft 365 SharePoint Visio Azure Spring Boot NET Core Git HTML CSS Microsoft Office Microsoft Project Signavio+29 more

What TransnetBW GmbH Is Building

◆Challenges

Ensuring network security and system stability
Managing contract lifecycle
Maintaining high-voltage network
Expanding network to meet demand
Continuous governance improvement
Optimizing asset lifecycle management
High-voltage network optimization
Efficient transmission grid operation
Maintaining stable data management operations
Identifying risks early

▲Active Projects

Suedlink
Future-proof platform solutions for grid control
Network construction projects
Dc network build
Umbau des ac-netzes
Ac to dc network conversion
Asset management system development
Concepts for lifecycle management of network assets
Analysis tool development
Hgü-bauprojekte (ultranet, suedlink)

Hiring Activity

Steady90 roles · 30 in 30d

Department

Engineering

Ops

Construction

Data

Finance

Security

Logistics

Procurement

Seniority

Senior

Mid

Intern

Manager

Junior

Lead

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About TransnetBW GmbH

TransnetBW is the transmission system operator (TSO) responsible for operating, maintaining, planning, and expanding the electricity grid across Baden-Württemberg. The company ensures 24/7 power supply reliability to approximately 11 million residents and sustains regional industrial production. Founded in 1998 as a public company, it operates from Stuttgart with 1,001–5,000 employees. The organization balances grid expansion (new AC/DC network segments, ultranet/suedlink projects), asset management (lifecycle planning for high-voltage infrastructure), and operational stability (network security, data management, risk identification) across a heavily regulated energy sector.

HeadquartersStuttgart, Baden-Württemberg

Company Size1,001–5,000 employees

Founded1998

Hiring MarketsGermany

Frequently Asked Questions

What tech stack does TransnetBW use?

TransnetBW runs Java, Kotlin, C#, Spring Boot, .NET Core, React, and Angular across cloud (AWS, Azure, Docker, Kubernetes). Data tier includes PostgreSQL, MySQL, and Cassandra. Enterprise tooling: SAP, Microsoft 365, Jira, Splunk, AutoCAD, Revit.

What is TransnetBW working on?

Major projects include suedlink (ultranet high-voltage transmission), AC-to-DC network conversion, grid control platform modernization, network asset management system development, and lifecycle management optimization for high-voltage infrastructure.