PSI AG is a successful software provider mainly active in the civil engineering, logistics, and IT business. Headquarters are located in Berlin, Germany.
Currently, Project Management, Software Design, and Software Engineering are frequently searched for professions at PSI AG. They recruit for offices in Aschaffenburg, Berlin, Dortmund and 3 other locations within Germany. See below for a list of 24 job offers at PSI AG for job titles such as "Technischer Projektleiter (m/w) Leitsysteme Gas und Öl – 2017012GO" and "Qualitätsmanager (m/w) Software für Versorger und Industrie".
Wikipedia provides a useful article about PSI AG. Check out their social profile on Twitter for a different perspective. For specific positions and prospects at the company, here's PSI AG's careers page.