Performance Engineer – DPU Systems (f/m/x)

As a Performance Engineer, you will analyze, measure, and optimize the end-to-end performance of DPU-based systems, including computer, networking, storage, and security workloads. You’ll work closely with architecture, software, and validation teams to define benchmarks, identify bottlenecks, and guide optimizations at both the software and hardware levels.By joining us, you become a member of the Embedded Competence Center at Sii is an internal organizational unit, bringing together more than 500 specialists nationwide! We are currently working on about 100 projects for 50 clients from various industries, including automotive, IoT, telecommunications, and medical.Your tasksDevelop and execute performance tests and benchmarks for DPU componentsAnalyze system behavior under high-load scenarios and identify performance bottlenecksCollaborate with software, firmware, and hardware teams to drive optimizationsGather and visualize performance metrics for reporting and competitive analysisContribute to performance automation and CI workflowsRequirementsMinimum 5 years of commercial experience in a similar positionStrong background in Linux system performance analysisHands-on experience with DPDK and/or SPDK for data path and storage performanceFamiliarity with CPU, memory, I/O, and network performance tuningUnderstanding of industry benchmarks (SPEC, FIO, iperf, Netperf, etc.)Experience developing performance tests targeting custom hardware and software componentsSolid scripting skills (Python, Bash, or similar)Good knowledge of spoken and written English (everyday communication)Strong analytical and problem-solving skills; comfortable with data collection and visualization toolsResiding in Poland requiredWhat we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!