Research Software Developer (f/m/d): closely collaborate with resident research groups developing custom-tailored software applications for experimental data acquisition and analysis. Data processing is performed on premises using a local high-performance computing (HPC) cluster comprising multiple hardware architectures (x86, IBM Power, GPU). Main responsibilities include development of scientific software applications in Python, administration of on-premise software development platforms (GitLab, SVN, Perforce) and platform-specific code modifications and patch development for existing open-source analysis software. Linux System Administrator (f/m/d): maintain and tune the Linux infrastructure of our on-premise HPC cluster comprising multiple hardware architectures (x86, IBM Power, GPU). Main responsibilities include maintenance and day-to-day operations of HA cluster filesystems, support and troubleshooting covering HPC-related user-questions, optimizing cluster efficiency and performance.