Job Introduction Frequentis Group with headquarters in Vienna is an international supplier of communication and information systems for control centres with safety-critical tasks. Worldwide, more than 500 customers in some 150 countries with more than 45,000 workstations already trust our know-how and proven experience.With more than 70 years of expertise in safety‑critical communication for public transport, we have built a strong market position, particularly in operational communication as well as disruption and crisis management. Today, we are actively shaping the future of railway communication by supporting our customers in the transition from traditional EIRENE technology to the FRMCS target architecture – working closely together as trusted partners throughout this transformation.As part of our Quality Assurance team, you ensure that complex, mission‑critical systems meet the highest standards before they reach our customers. Your work has a real impact on the reliability and s...