Wabtec Corporation is a leading global provider of equipment, systems, digital solutions, and value-added services for freight and transit rail as well as the mining, marine, and industrial markets. Drawing on nearly four centuries of collective experience across Wabtec, GE Transportation, and Faiveley Transport, the company has grown to become One Wabtec, with unmatched digital expertise, technological innovation, and world-class manufacturing and services, enabling the digital-rail-and-transit ecosystems. The ANNAX Group has been part of the Wabtec Corporation Group since 2018 and has 3 locations in Germany, Switzerland and China with over 360 employees. ANNAX provides complete technical solutions for generating, transmitting and displaying information. Our system solutions in the rail industry include ANNAX passenger information with many integrated subsystems, such as seat reservation, passenger counting, video surveillance, information for the blind and deaf, infotainment/entertainment systems and others. Senior Audio Software Engineer (m/f/d) To strengthen our team, we are looking for a Senior Audio Software Engineer for our Munich office, for the development of our passenger information system audio solutions for rail vehicles (e.g. trams, high speed trains, underground, etc.). Your role: Conception and development of innovative audio software solutions for embedded devices in the railway sector, under Linux Technical coordination of the audio device software development team Technical identification, analysis and implementation of customer requirements Accompanying the complete device development from the offer phase, through definition and development, to the production of the devices Interface to the BSP and hardware developers and other stakeholders Your profile: University degree in computer science/electrical engineering/physics/mathematics/etc. Business fluent in written and spoken English Sound knowledge of programming in C++ (min. C++14), ideally under Linux Sound knowledge of IP networks and the RTP protocol family, as well as good knowledge of IP PBX (Asterisk, VoIP, G.711, SIP) Ideally knowledge of AVB or AES67 real-time audio streaming, time-sensitive networking, the PTP protocol or the SMPTE 2110 standard Ideally experience in using digital filters and working with GStreamer, FFmpeg and other audio/video streaming frameworks What you can expect: To work within a highly motivated team Technological freedom in a fast-moving and technology-orientated environment Flexible working hours and the possibility of mobile working Benefits such as job bike, company pension scheme, fitness centre cooperation, health care by company doctor and much more