Oleksandr Sivak completed his bachelor's and master's in Physics at Taras Shevchenko National University of Kyiv. He then graduated Masters in Electrical Engineering at Rheinland-Pfälzische Technische Universität Kaiserslautern-Landau. His Master's Thesis at the Robotic Research Laboratory was focused on the implementation of natural muscle behavior in FPGA based controller of a serial elastic actuator. Since April 2023, he has been working as a PhD student in the Robotic Research Laboratory.

His main research interests are bio-inspired actuation systems, control architectures and behaviors of bipedal robots.